Eastern Mojave Vegetation Coll. No. 1112, Bromus tectorum  


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  Poaceae Bromus tectorum
Scanned 6 September 2015.

Coll. No. 1112, 26 May 2015, characters observed: Annual grass, to 30 cm.; Leaves, Sheath, 50 mm., closed proximal ⅔, open distally, Ligule, membraneous, 1 mm.; Blade, 60 mm.; Inflorescence, open panicle, rachis and pedicels short hairy, Spikelets, 1 per node, 15 mm., laterally compressed; Glumes, 2, sparsely hairy, margins scarious, lower, 2.3 mm., veins indistinct, upper, 4.5 mm. Callus, glabrous, very short, Florets, ±6, Lemma, 6.5 mm., 0.7  from mid-vein to margin, back rounded, sparsely hairy, tip, forked, teeth 1 mm., awned from near tip, awn, 5-7 mm.; Anthers, 3, 0.4 mm. Dimensions are small for B. tectorum, perhaps because of the early date of collection.

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Date and time this page was prepared: 5/10/2024 11:16:11 AM