Eastern Mojave Vegetation Field Notes (Continued)  
 

Tom Schweich  

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Contents
Literature Cited
   When I first read the field notes of Annie Alexander and Louise Kellogg, I was fascinated by the descriptions they wrote about the places they went and the plants and animals they found there. By publishing my field notes on the Internet I hope to follow a little bit in their tradition.

 

 

   

 

2024

 

 

   

 

January 2024

 

 

Other articles:
• Alley:   about even with front door;
Full Size ImageMuddy alley on 23 January 2024.
Full Size ImageMuddy alley on 23 January 2024.  

 

23 January 2024

 

 

Other articles:
• Alley:   just above sidewalk;
Full Size ImageMud on garage apron.  

 

30 January 2024

 

 

   

 

February 2024

 

 

Other articles:
• Alley:   at sidewalk;
Full Size ImageMuddy snow on the sidewalk.  

 

6 February 2024

Muddy conditions on the alley.

 

Other articles:
• Arapahoe Street:   at alley;
Full Size ImageMuddy water on its way to Clear Creek from the alley.  

 

Tuesday, 13 February 2024

 

 

Other articles:
• Magpie Gulch Trail:   social train down;
Full Size ImageUpper end of the shortcut trail.  

 

Wednesday, 14 February 2024

 

 

Other articles:
• Trail to Parkview Court:   at drain;
• Magpie Gulch Trail:   social train down;
Full Size ImageA walker on the social trail, calling to her dog that is off-leash in the yard at right center.
Full Size ImageA couple walking their dog on the social trail.  

 

Monday, 26 February 2024

 

 

   

 

March 2024

 

 

Other articles:
• Trail to Parkview Court:   at social trl jct;

Locations: New Loveland Mine Park.
Full Size ImageSocial trail at minor junction.  

 

Friday, 1 March 2024

 

 

Other articles:
• Illinois Street:   Illinois near 20th;
Full Size ImageSorbus aucuparia planted on Illinois Street.  

 

Saturday, 2 March 2024

Went looking at a Sorbus on Illinois Street after the Coffee with a Councilor.

 

Other articles:
• Arapahoe Street:   at alley;
Full Size Image19" of Snow on the Deck.  

 

Friday, 15 March 2024

Big snow day!

 

Other articles:
• 5th Street:  New Loveland Mine Park;

Locations: New Loveland Mine Park.
Full Size ImageSouth Table Mountain from New Loveland Mine Park.  

 

Monday, 25 March 2024

Another Spring snow.

Full Size Image
North Table Mountain from New Loveland Mine Park.

 

Other articles:
• Magpie Gulch Trail:   at lower end of social trail;  social trail Cyn Vw Dr;

Locations: New Loveland Mine Park.
Full Size ImageJunction of social trails with Magpie Gulch Trail.  

 

Wednesday, 27 March 2024

Full Size Image
South end of the shortcut social trail.
 

 

Other articles:
• Welch Ditch:   at marker;   along trail;   at junk car;  12990;   at stairs;
• Peaks to Plains Trail:   near Welch Ditch br.;   at s. bank;   at stairs;   at hd gate;   south bank;  48790;   at Grant Terry Bridge;

Locations: Clear Creek Canyon. Welch Ditch.
Full Size ImageThe east end of the Grant Terry Bridge.  

 

Friday, 29 March 2024

Peaks to Plains Trail

Full Size Image
Flat on the west side of the Grant Terry Bridge.
Full Size Image
Head gate of the Church Ditch.
Full Size Image
Jamesia americana on the cliff by the Tough Cuss Bridge.
Full Size Image
Welch Ditch suspension bridge.
Full Size Image
Commemorative Plaque for resonstruction of the Welch Ditch, 1932.
Full Size Image
Hops vines and cones on a Douglas fir.
Full Size Image
Junk car along the ditch.
Full Size Image
Gate on the Welch Ditch.
Full Size Image
Stairs between Peaks to Plains Trail and the Welch Ditch.
Full Size Image
West end of Grant Terry Bridge.

 

Other articles:
• 6th Street:   at end;
• Parkview Court:   near cul-de-sac.;   at cul de sac;
• Trail to Parkview Court:   at 6th;   e. edge of cul de sac;
Full Size ImageSiberian elm on Parkview Court.
Full Size ImageExit of social trail off of Parkview Court.  

 

Sunday, 31 March 2024.

Walk in the neighborhood.

Full Size Image
East end of social trail on 6th Street.

 

   

 

April 2024

 

 

Other articles:
• 5th Street:   at Illinois;
• Illinois Street:   at 5th;
• Maple Street:   at alley.;
• Trail to Parkview Court:   e. edge of cul de sac;
• Magpie Gulch Trail:   social trail to High Pt Dr;  social trail Cyn Vw Dr;  west of surge pong;
Full Size ImageLower end of social trail to High Point Drive.
Full Size ImageSocial trail to Canyon View Drive.  

 

Monday, 1 April 2024

Full Size Image
Surge pond at 2+ years.
Full Size Image
West on the social trail from Parkview Court.
Full Size Image
Alley between 5th and 6th Streets.
Full Size Image
Corner of 5th and Illinois.
 

 

Other articles:
• Golden Checklist Flora:  Linaria dalmatica;
Full Size ImageLinaria dalmatica sprouting.
Full Size ImageComparison of root cortex color.  

 

Thursday, 4 April 2024

Seeding and weeding at DeLong Park.

 

Other articles:
• Brumm Trail:  70000;   along road;  78000;
• Colorado Highway 72:  65490;  65510;  65560;

Locations: Coal Creek. Coal Creek Canyon.
Full Size ImageLooking west from parking area.  

 

Friday, 5 April 2024

Reconnaisance at Coal Creek Canyon Study Area.

Full Size Image
Looking east from parking area.
Full Size Image
Smashed picnic table beside Coal Creek.
Full Size Image
View west (up canyon) from pullout.
Full Size Image
View east (down canyon) in Coal Creek Canyon.
Full Size Image
View of canyon to the southwest.
Full Size Image
View out of the canyon to the east.
Full Size Image
View up canyon from the mouth of Coal Creek Canyon.
Full Size Image
Wide-angle view of Canyon 2 on left and Coal Creek Canyon on right.
Full Size Image
Brumm Trail up on the ridge.
Full Size Image
Looking west in the direction of Blue Mountain.
Full Size Image
Brumm Trail near the top of the ridge.
Full Size Image
View south from Brumm Trail.
Full Size Image
View east from Brumm Trail.

 

Locations: New Loveland Mine Park.
Full Size ImageView of Golden from New Loveland Mine Park at the height (depth?) of a 65% eclipse.  

 

Monday, 8 April 2024

 

 

Locations: Schweich Hill.
Full Size ImageOpuntia macrorhiza on Schweich Hill.
Full Size ImageOpuntia macrorhiza on Schweich Hill.  

 

Wednesday, 10 April 2024

Weeding at Schweich Hill.

 

Other articles:
• Blue Mountain Drive:   at fire stn;
• Colorado Highway 72:  65560;

Locations: Coal Creek Canyon. Coal Creek Canyon Study Area, Lacey Parcel.
Full Size ImageDrainage S2 in the Lacey parcel of Coal Creek Canyon Study Area.  

 

Friday, 12 April 2024

Coal Creek Canyon Study Area

Full Size Image
Mystery plant emerging at Coal Creek Canyon.
Full Size Image
California Zephyr climbs the Moffat Route across the canyon.
Full Size Image
View from drainage S2 towards Fire Station 3.
Full Size Image
Drainage S2 from the low hill.
Full Size Image
Townsendia hookeri (?) on top of small hill.
Full Size Image
Pediocactus simpsonii on the dry flat below CO Highway 72.
Full Size Image
Opuntia fragilis on flat below highway.
Full Size Image
Coal Creek Canyon Study Area, 12 April 2024.
  3231   

Claytonia rosea

  3232   

Pulsatilla patens

Plants of the Coal Creek Canyon Study Area
Jefferson County Open Space, Colorado, USA
Ranunculaceae

Pulsatilla nuttalliana (DC.) Bercht. & J. Presl.  Pasque Flower.

Coal Creek Canyon Study Area, Lacey Parcel, Jefferson County, Colorado. 280 m. northwest of Coal Creek Canyon Fire Department Station 3, 14.2 km. north northwest of Golden. 39.87518N, 105.27963W. WGS 1984 Elev. 2034 m. Open rocky field, recognizable here at this early date: Lomatium orientale, Echinocereus viridiflorus, Yucca glauca, and Carex inops ssp. heliophila.

Collected by permit: Jefferson County Open Space, 2024, issued: Mar 6, 2024, to: Tom Schweich.

Tom Schweich 3232. 12-Apr-2024

   

 

Monday, 15 April 2024

 

Full Size ImageStaminate catkins on Coll. No. 3233, Populus deltoides.
Full Size ImageFragmenting collection of staminate catkins, Coll. No. 3233, Populus deltoides monilifera.  
3233   

Populus deltoides, staminate catkins. Poor collection, discarded.

  3234   

Populus deltoides, staminate catkins. Poor collection, discarded.

   

 

Tuesday, 16 April 2024

 

Full Size ImagePistillate catkins on Coll. No. 3235, Populus deltoides.  
3235   

Populus deltoides, pistillate catkins. Poor collection, discarded.

   

 

Tuesday, 23 April 2024

Weeding at Schweich Hill.

 

Locations: Coal Creek Canyon Study Area, Lacey Parcel.
Full Size ImageView from the low hill in the northeast corner of the Lacey parcel.
Full Size ImagePulsatilla nuttalliana under Ponderosa pines.  

 

Wednesday, 24 April 2024

Coal Creek Canyon Study Area, Lacey Parcel, with John Vickery.

Full Size Image
Carduus nutans rosette.
Full Size Image
Small gulch above Coal Creek (S2.2)
Full Size Image
View across Coal Creek Canyon.
Full Size Image
Upper part of small gulch S2.2.
Full Size Image
View back across upper part of small gulch (S2.2).
Full Size Image
Viola canadensis out in an open sunny spot.
  3236   

Noccaea fendleri.

Plants of the Coal Creek Canyon Study Area
Jefferson County Open Space, Colorado, USA
Brassicaceae

Noccaea fendleri (A. Gray) Holub ssp. glauca (A. Nelson) Al-Shehbaz & M. Koch.  Alpine Pennycress.

Coal Creek Canyon Study Area, Lacey Parcel, Jefferson County, Colorado. Isolated hill in the Idaho Springs-Ralston shear zone, 540 m. northwest of the Coal Creek Canyon Fire Department Station 3, 14.4 km. north northwest of Golden. 39.8765N, 105.28229W. WGS 1984 Elev. 2053 m. North side of hill in Ponderosa pine woodland.

Collected by permit: Jefferson County Open Space, 2024, issued: Mar 6, 2024, to: Tom Schweich.

Tom Schweich, with John Vickery 3236. 24-Apr-2024


Full Size ImageColl. No. 3237, Cirsium vulgare.
Full Size ImageColl. No. 3237, basal rosette of Cirsium vulgare.  
3237   

Cirsium vulgare “Bull Thistle”

Plants of the Coal Creek Canyon Study Area
Jefferson County Open Space, Colorado, USA
Asteraceae

Cirsium vulgare (Savi) Ten.  Bull Thistle.

Coal Creek Canyon Study Area, Lacey Parcel, Jefferson County, Colorado. In cobbles and gravel of the bank of Coal Creek, 850 m. northwest of the Coal Creek Canyon Fire Department Station 3, 14.6 km. north northwest of Golden. 39.87778N, 105.28556W. WGS 1984 Elev. 2024 m. Basal rosette. iNaturalist Observation 209169508.

Collected by permit: Jefferson County Open Space, 2024, issued: Mar 6, 2024, to: Tom Schweich.

Tom Schweich, with John Vickery 3237. 24-Apr-2024

 

Locations: Schweich Hill.
Full Size ImageField Chickweed (Cerastium arvense var. strictum) on Schweich Hill.
Full Size ImagePackera fendleri on Schweich Hill.  

 

Tuesday, 30 April 2024

Weeding at Schweich Hill.

 

Other articles:
• Interstate 80:   at Exit 41;

Locations: Blacks Fork.
Full Size ImageLyman, Wyoming, across Blacks Fork.  

 

Wednesday, 1 May 2024.

Golden, CO, to Ogden, UT.

 

Other articles:
• Interstate 80:   at Rest Area;
Full Size ImageView east from Grassy Mountain Rest Stop.
Full Size ImageView east from Grassy Mountain Rest Stop.  

 

Thursday, 2 May 2024

Ogden, Utah, to Elko, Nevada.

Full Size Image
View west from Grassy Mountain Rest Stop.

Other articles:
• Interstate 80:   at Rest Area;
Full Size ImageSalt flats.  

 

Stop at the Salt Flats.

Other articles:
• Interstate 80:   at Exit 333 - Deeth;
Full Size ImageEast Humboldt Range from the Deeth exit.
Full Size ImageRuby Mountains from the Deeth Exit.  

 

Photography at the Deeth exit.

Locations: Elko.
Full Size ImageDining room at the Star Hotel.
Full Size ImageBaked lamb shoulder at the Star Hotel.  

 

Basque dinner at the Star Hotel.

   

 

Friday, 3 May 2024

Elko, NV, to Boise, ID.

Other articles:
• Nevada SR 225:  Adobe Summit;

Locations: Adobe Summit.
Full Size ImageLooking north from Adobe Summit.  

 

Adobe Summit.

Full Size Image
Adobe Summit, about where the downgrade warning sign is.

Other articles:
• Nevada SR 225:   near Pie Creek;  n. of summit;

Locations: Independence Mountains.
Full Size ImageIndependence Mountains to the northwest.  

 

View of the Indepencence Mountains to the northwest.

Full Size Image
NV 225 crosses Pie Creek.

Other articles:
• Nevada SR 225:   at Haystack Rnch;

Locations: Haystack Ranch.
Full Size ImageHaystack Ranch on Sheep Creek.  

 

Haystack Ranch and Sheep Creek.

Other articles:
• Nevada SR 225:   at Foreman Ck;

Locations: Foreman Creek.
Full Size ImageUnnamed ranch at Foreman Creek.  

 

Cross Foreman Creek.

Other articles:
• Nevada SR 225:   along hwy;
Full Size ImageView of highway to the north.  

 

Slope overlooking North Fork.

Other articles:
• Nevada SR 225:   at Holland Rch;

Locations: Holland Ranch.
Full Size ImageHolland Ranch across the North Fork Humboldt River.  

 

Holland Ranch

Full Size Image
Mailbox of the Holland Ranch.

Other articles:
• Nevada SR 225:   at Laing Ranch;

Locations: Laing Ranch.
Full Size ImageLaing Ranch with Independence Mountains in the background.  

 

Laing Ranch and North Fork

Other articles:
• Nevada SR 225:   at North Fork;

Locations: North Fork.
Full Size ImageNVDOT North Fork Maintenance Yard.  

 

North Fork

Other articles:
• Nevada SR 225:   at N Fk Ch Rd;
Full Size ImageIndependence Mountains from just north of North Fork.
Full Size ImageDrainage divide ahead at the red arrow.  

 

At North Fork Charleston Road.

Other articles:
• Nevada SR 225:   at divide;
Full Size ImageSnake River - Columbia Basin ahead  

 

At drainage divide.

Other articles:
• Nevada SR 225:   near Wild Horse;
Full Size ImageWild Horse and Reservoir ahead.  

 

Approaching Wild Horse.

Other articles:
• Nevada SR 225:  29900;
Full Size ImageWild Horse Reservoir with Independence Mountains.
Full Size ImageMertensia oblongifolia at Wild Horse Reservoir.  

 

Took a break at Wild Horse Reservoir State Park.

Full Size Image
Wild Horse Reservoir with Independence Mountains.

Other articles:
• Nevada SR 225:  29700;

Locations: Wild Horse Dam.
Full Size ImageSign for Wild Horse Dam.  

 

Wild Horse Dam.

Full Size Image
Water spilling over Wild Horse Dam.

Other articles:
• Nevada SR 225:   in the canyon;

Locations: Owyhee River.
Full Size ImageOwyhee River in the canyon.  

 
Full Size Image
Owyhee River in the canyon.
 

Other articles:
• Nevada SR 225:   at Patsville;

Locations: Rio Tinto.
Full Size ImageGeneral view of the Rio Tinto area.  

 

Rio Tinto, Nevada

Full Size Image
Rio Tinto behind a locked gate.
Full Size Image
General View of Mt. City Copper Co.'s New Camp of Rio Tinto, Showing Mill and Mine Buildings on Right and New Apartments on Left.
Full Size Image
View southeast from Rio Tinto to the Wild Horse Range.
 

Other articles:
• Nevada SR 225:   at Mtn City;

Locations: Mountain City.
Full Size ImageEntering Mountain City.  

 

Mountain City.

Full Size Image
Mountain City.

Other articles:
• Idaho State Highway 51:   at Roll Inn Spr;

Locations: Roll Inn Spring.
Full Size ImageUSGS Monitoring Well at Roll Inn Spring.  

 

Roll Inn Spring, where we stopped to pee.

Other articles:
• Idaho State Highway 51:   at Grasmere;

Locations: Grasmere.
Full Size ImageGrasmere.  

 

Grasmere, Idaho.

   

 

Wednesday, 8 May 2024

 

Full Size ImageColl. No. 3238, Xanthoceras sorbifolium.  
3238   

Xanthoceras sorbifolium.

Native and Naturalized Flora of the Golden Area, Jefferson County, Colorado
Sapindaceae

Xanthoceras sorbifolium Bunge.  Yellowhorn.

Golden, Jefferson County, Colorado. West end of alley parallel to 4th and 5th Streets, between Arapahoe and Cheyenne Streets, north side of alley, rooted between telephone pole and fence post, nearest street address 407 Cheyenne Street, 940 m. northwest of the GNIS location of Golden. 39.76091N, 105.22961W. WGS 1984 Elev. 1759 m. Woody shrub, about 2 m. tall, rooted at the base of a telephone pole, between that pole and a fence post. Formerly grown in a private garden at 409 Cheyenne Street. Garden was destroyed by residential construction in 2018. However, this plant appeared in 2022 at the edge of the former garden some distance from the original location the plant was grown.

Collected by permit: City of Golden, 2024, issued: Mar 29, 2024, to: Tom Schweich.

Tom Schweich 3238. 8-May-2024

 

Locations: Hildebrand Ranch Park.
Full Size ImageWhere we found Physaria, either P. bellii or P. vitulifera.  

 

Tuesday, 14 May 2024

Hildebrand Ranch Park

Locations: Hildebrand Ranch Park.
Full Size ImagePhysaria sp. On Pierre shale.
Full Size ImageGeneral habitat of Coll. No. 3209.  

3239   

Physaria vitulifera.

Plants of Jefferson County Open Space
Jefferson County, Colorado
Brassicaceae

Physaria vitulifera Rydb. Bull. Torrey Bot. Club 28: 278. 1901.  Roundtip Twinpod.

Hildebrand Ranch Park, Jefferson County, Colorado. East-facing slope below a flat. Unclear whether we are in Niobrara Fm. or on the Pierre Shale. 815 m. west of Hildebrand Ranch Park parking lot, 2.10 km. south southwest of West Metro Fire Rescue Station 14 39.55156N, 105.11959W. WGS 1984 Elev. 1739 m. Fine-grained calcareous sandstone with Musineon divaricatum, Helianthis pumilis, Delphinium sp., and Cercocarpus montanus. These collections were made because of previous collections on nearby private land that are determined P. bellii (COLO201392, COLO201400).

Collected by permit: Jefferson County Open Space, 2024, issued: Mar 6, 2024, to: Tom Schweich.

Tom Schweich, with John Vickery 3239. 14-May-2024

Full Size Image
Coll. No. 3239, Physaria vitulifera.
The photograph was taken at roughly the same time as this collection was made, but I do not think this is actually one of the plants in the collection.

Full Size ImageColl. No. 3240, Physaria vitulifera.  
3240   

Physaria vitulifera.

Plants of Jefferson County Open Space
Jefferson County, Colorado
Brassicaceae

Physaria vitulifera Rydb. Bull. Torrey Bot. Club 28: 278. 1901.  Roundtip Twinpod.

Hildebrand Ranch Park, Jefferson County, Colorado. Top of an east-facing slope below flat. Unclear whether we are in Niobrara Fm. or on the Pierre Shale. 835 m. west of Hildebrand Ranch Park parking lot, 2.10 km. south southwest of West Metro Fire Rescue Station 14. 39.55153N, 105.11978W. WGS 1984 Elev. 1746 m. Fine-grained calcareous sandstone with Musineon divaricatum, Helianthis pumilis, Delphinium sp., and Cercocarpus montanus. These collections were made because of previous collections on nearby private land that are determined P. bellii (COLO201392, COLO201400).

Collected by permit: Jefferson County Open Space, 2024, issued: Mar 6, 2024, to: Tom Schweich.

Tom Schweich, with John Vickery 3240. 14-May-2024


Full Size ImageColl. No. 3241, Physaria vitulifera.  
3241   

Physaria vitulifera.

Plants of Jefferson County Open Space
Jefferson County, Colorado
Brassicaceae

Physaria vitulifera Rydb. Bull. Torrey Bot. Club 28: 278. 1901.  Roundtip Twinpod.

Hildebrand Ranch Park, Jefferson County, Colorado. Just on the east slope of a small hogback mapped as Niobrara Fm., 965 m. west of Hildebrand Ranch Park parking lot, 2.15 km. south southwest of West Metro Fire Rescue Station 14. 39.55139N, 105.12128W. WGS 1984 Elev. 1762 m. Three of six plants growing under Cercocarpus montanus, with Eriogonum umbellatum and Opunita polyacantha. These collections were made because of previous collections on nearby private land that are determined P. bellii (COLO201392, COLO201400).

Collected by permit: Jefferson County Open Space, 2024, issued: Mar 6, 2024, to: Tom Schweich.

Tom Schweich, with John Vickery 3241. 14-May-2024

  3242   

Oxytropis sericea.

  3243   

Gilia spicata

  3243.1   

Euphorbia brachycera.

  3244   

Packera plattensis

 

Locations: North Table Mountain Park. Schweich Hill.
Full Size ImageSchweich Hill, 22 May 2024.
Full Size ImageEriogonum arcuatum on top of North Table Mountain.  

 

Wednesday, 22 May 2024

North Table Mountain

Full Size Image
Eriogonum arcuatum on top of North Table Mountain.

 

Other articles:
• Golden Checklist Flora:  Jamesia americana;
• Peaks to Plains Trail:   at s. bank;

Locations: Clear Creek Canyon Park.
Full Size ImageJamesia americana on the Peaks to Plains Trail.  

 

Friday, 24 May 2024

Peaks to Plains Trail

   

 

Friday, 31 May 2024

Kinney Run

  3245   

Populus deltoides var. monilifera with pistillate catkins.

 

Other articles:
• Peaks to Plains Trail:   along the trail;
Full Size ImageWild New Mexican Hops (Humulus neomexicanus) beside the Peaks to Plains Trail.  

 

Monday, 3 June 2024

Peaks to Plains Trail

 

Other articles:
• Crawford Street:   at curve;

Locations: City of Golden Parcel 40-102-01-032.
Full Size ImageYard waste and Canada thistle in the city open space.  

 

Saturday, 8 June 2024

City of Golden Parcel 40-102-01-032

Full Size Image
Yard Waste along the west fence.
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View across city parcel, to Apex Park, Stonebridge HOA, Lookout Mountain, &c.
Full Size Image
Entrance to city-owned parcel.

Full Size ImageColl. No. 3246, Lupinus argenteus var. argenteus.  
3246   

Lupinus argenteus


Full Size ImageColl. No. 3247, Physocarpus monogynus.  
3247   

Physocarpus monogyna

 

Locations: Ranson/Edwards Homestead Open Space Park.
Full Size ImageShining Leopardbane (Arnica fulgens Pursh) at Ranson/Edwards Homestead Open Space.  

 

Sunday, 9 June 2024

Ranson/Edwards Homestead Open Space.

 

Locations: Coal Creek Canyon Study Area, Lacey Parcel.
Full Size ImageThe forest as far as I got up the gulch.  

 

Monday, 10 June 2024

Lacey Parcel


Full Size ImageColl. No. 3248, Ligusticum porteri.
Full Size ImageColl. No. 3248, Ligusticum porteri.  
3248   

Ligusticum porteri.

  3249   

Physocarpus montanus


Full Size ImageColl. No. 3250, Carex rossii.
Full Size ImageInflorescence of Coll. No. 3250, Carex rossii.  
3250   

Carex sp.

Plants of Jefferson County Open Space
Jefferson County, Colorado
Cyperaceae

Carex rossii Boott.  Ross Sedge.

Coal Creek Canyon Study Area, Lacey Parcel, Jefferson County, Colorado. On a terrace, right bank of the second creek on the south side of Coal Creek Canyon, the first being that of Blue Mountain Estates, 565 m. west southwest of Coal Creek Canyon Fire Department Station 3. 39.87211N, 105.28411W. WGS 1984 Elev. 2108 m. Open Douglas fir forest with little understory, and that of Physocarpus monogynus, with a large patch of a Veronica, c.f. V. biloba. Smut-infected(?).

Collected by permit: Jefferson County Open Space, 2024, issued: Mar 6, 2024, to: Tom Schweich.

Tom Schweich 3250. 10-Jun-2024

Coll. No. 3250, 10 June 2024, characters observed: Perennial sedge, cespitose, to 30 cm.; Leaves, 0.7 mm. wide, green, sheaths margins white-hyaline; Inflorescence, 30 mm. × 5 mm. wide, 3-5 spikes; Spikes, basal present, terminal staminate, lateral, pistillate, 2-4; Bracts, proximal 20 mm., ±= inflorescence, leaf-like; Pistillate scales, 3 mm., >perigynia, green mid-vein, brown laterally, hyaline margin, awn 0; Perigynia, 2-4 per pistillate spike, 2.7 mm. × 1.7 mm. wide, wingless, pubescent, beak 0.7-1.3 mm., bi-dentate; Achene, spherical, 1.5 mm. × 1.5 mm. wide, black, smut-infested?; Stigma, #3; Anthers, not seen.

  3251   

The Smilacena with lots of flowers.

  3252   

Arnica cordifolia.

  3253   

Aletes acaulis

  3254   

Erysimum capitatum

 

Other articles:
• Travois Trail:   at Sed lan;   near Elk Ck;   near Eve Sun Trl;  along trail;   at switchback;

Locations: Centennial Cone Park.
Full Size ImagePatch of Sedum lanceolatum beside the Travois Trail.  

 

Friday, 14 June 2024

Centennial Cone Open Space, Ralph Schell Trailhead.

Full Size Image
Patch of Sedum lanceolatum on both sides of the trail.
Full Size Image
The Travois Trail crosses Elk Creek.
Full Size Image
View to southwest of Centennial Cone.
Full Size Image
Guy Gulch from the Travois Trail.
Full Size Image
Small population of Sedum lanceolatum beside the Travois Trail.
  3255   

Koeleria macrantha.

  3256   

Penstemon secundiflorus

  3257   

Oxytropis lambertii

  3258   

Castilleja integra

  3259   

Sedum lanceolatum

  3260   

Eriogonum umbellatum

  3261   

Astragalus laxmannii var. robustior.


Full Size ImageOribanche fasciculata in Artemisia frigida.  
3262   

Orobanche fasciculata.

  3263   

Packera fendleri.

Locations: Centennial Cone Park.
Full Size ImageHabitat of Coll. No. 3264, Eremogone fendleri  

3264   

Eremogone fendleri.

  3265   

Crepis occidentalis ?

 

Locations: Schweich Hill.
Full Size ImageOpuntia macrorhiza on Schweich Hill.  

 

Thursday, 20 June 2024

Weeding at Schweich Hill.

 

Locations: Coal Creek Canyon Study Area, Lacey Parcel.
Full Size ImageIncised drainage in Gulch S3.
Full Size ImageObservation No. 3687, Orchidaceae Corallorhiza maculata.  

 

Friday, 21 June 2024

Full Size Image
Lower part of Gulch S3a.
Full Size Image
View across to the north side of Coal Creek Canyon.
Full Size Image
Observation No. 3697, Opuntia polyacantha.
Full Size Image
Habitat of Observation No. 3706, Sedum lanceolatum.
 

Full Size ImageHabitat of Coll. No. 3266, Galium boreale in Coal Creek Canyon.  
3266   

Galium boreale

  3267   

Berberis repens

  3268   

Apocynum sp., initially determined A. androsaemifolium

  3269   

Ligusticum porteri


Full Size ImageLithospermum multiflorum in Coal Creek Canyon Study Area.  
3270   

Lithospermum multiflorum.

  3271   

Juncus sp.

  3272   

Piptotheriopsis, c.f., P. micrantha

  3273   

Lithospermum occidentalis.

  3274   

Heuchera parvifolia

  3275   

Erythranthe sp.

  3276   

Lupinus, tall, basal leaves lacking, flowers white, blue-tinged wings.

  3277   

Hackelia floribunda.

Locations: Coal Creek Canyon Study Area, Lacey Parcel.
Full Size ImageMeadow where I collected No. 3278, Potentilla pulcherrima.  

3278   

Potentilla, maybe P. pulcherrima.

  3279   

Lupinus argenteus.

 

Locations: Magpie Gulch.
Full Size ImageBag of pea gravel in a area of unauthorized trail maintenance.
Full Size ImageSmall cascade in Magpie Gulch.  

 

Wednesday, 26 June 2024

Magpie Gulch


Full Size ImageColl. No. 3280, 26 June 2024.  
3280   

Erythranthe, c.g., E. geyeri

  3281   

Eleocharis sp.

  3282   

Potentilla norvegica.


Full Size ImageObs. No. 3721, Asclepias viridiflora in Magpie Gulch.
Full Size ImageObs. No. 3721, Asclepias viridiflora in Magpie Gulch.  
 

Asclepias viridiflora.

 

Locations: Ranson/Edwards Homestead Open Space Park.
Full Size ImageCrayfish shells at a small reservoir.
Full Size ImageCrayfish burrows on floor of drying pond.  

 

Friday, 28 June 2024

Ranson/Edwards


Full Size ImageColl. No. 3283, Potentilla sp.  
3283   

Potentilla sp.

  3284   

"Willow Dock"

  3285   

“Water Hemlock”


Full Size ImageObs. No. 3279, Opuntia fragilis.
Full Size ImageHabitat of Obs. No. 3279, Opuntia fragilis.  
 

Observation of Opuntia fragilis.

   

Observation of Sisyrinchium montanum.

Locations: Ranson/Edwards Homestead Open Space Park.
Full Size ImageHabitat of Obs. No. 3736, Asclepias stenophylla.
Full Size ImageHabitat of Obs. No. 3737, Asclepias stenophylla.  

 

Observation of Asclepias stenophylla.

Full Size Image
Umbel of Obs. No. 3737, Asclepias stenophylla.

Full Size ImageObs. No. 3729, ???
Full Size ImageObs. No. 3729, ???  
 

Something?

Other articles:
• Tucker Gulch Trail:   near 1st;   at crossing;   at crossing;

Locations: Tucker Gulch (lower).
Full Size ImageView upstream from bridge.  

 

Tucker Gulch

Full Size Image
View upstream from 2nd bridge (30 June 2024).
Full Size Image
View downstream from second bridge (30 June 2024).
Full Size Image
Tucker Gulch, south from First Street bridge (2024)

 

Other articles:
• Colorado Highway 72:   near Mud Lake.;

Locations: Mud Lake.
Full Size ImageIan and Cheryl at Mud Lake.  

 

Monday, 1 July 2024

Nederland

Full Size Image
Mud Lake
Full Size Image
Young duck at Mud Lake.

 

Locations: Coal Creek Canyon Study Area, Lacey Parcel.  

 

Wednesday, 3 July 2024

 

Full Size ImageA rogues' gallery of weeds.  
3286   

Chamomile, or Pineapple weed.

  3286.1   

Hypericum perforatum.

  3287   

Ranunculus sp.

  3288   

Epilobium sp.

  3289   

Leucanthemum vulgare.

  3290   

Leucanthemum vulgare.

  3291   

Corylus cornuta.

  3292   

Thalictrum fendleri, pistillate plants.

  3293   

Rush? Bulrush? Maybe Scirpus pallidus

  3294   

Grass, maybe Glyceria striata.

  3295   

Lysimachia ciliata.

  3296   

Erigeron speciosus.

   

 

Friday, 12 July 2024

Little Scraggy, Kelsey Campground, Morrison Creek


Full Size ImageColl. No. 3297, Orthilia secunda.  
3297   

Orthilia secunda


Full Size ImageObs. No. 3756, Heuchera hallii.  
 

Heuchera hallii.


Full Size ImageObs. No. 3757, Asplenium septentrionale.  
 

Asplenium septentrionale


Full Size ImageObs. No. 3758, Laennecia schiedeana.  
 

Laennecia schiedeana.


Full Size ImageObs. No. 3759, Collomia linearis.  
 

Collomia linearis.

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Date and time this article was prepared: 7/13/2024 8:11:54 AM