Eastern Mojave Vegetation Coll. No. 1482, Penstemon hallii  


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  Plantaginaceae Penstemon hallii
Scanned 22 December 2016.

Coll. No. 1482, 29 June 2016, characters observed: Perennial herb, caulescent, 8 to 15 cm., glabrous below, becoming glandular in inflorescence, but not hairy; Leaves, opposite, 20 mm. × 1.8 mm. wide, narrowly oblanceolate, reduced above; Inflorescence, 6-8 flowers per stem, somewhat one-sided; Pedicel, leafy, 4-9 mm.; Calyx, tube 1.0-1.5 mm. + lobes 4.0-5.5 mm., green to dark green with tinges of purple, chartaceous scalloped margins; Flowers, tube, 12 mm. + lobes 5-6 mm. × 8-9 mm., blue throughout, or yellow tube with blue lobes; Staminode, hairy at tip; Stamens, just reaching orifice of corolla, Anther, sacs, 1.6 mm. glabrous.

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Date and time this page was prepared: 4/14/2024 5:46:28 PM