Eastern Mojave Vegetation Coll. No. 1993, Bromus ciliatus  
 

 

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  Poaceae Bromus ciliatus
Photographed 20 January 2019.

Coll. No. 1993, 24 Jul 2018, characters observed: Perennial grass, 30 cm., clumped; Stem, nodes and internodes hidden by leaf sheaths; Leaves, blade and sheath differentiated; Sheath, >50 mm., closed, retrorse sparse long soft hairy, older sheaths persistent at base; Ligule, membranous, 0.5 mm., auricles, absent; Blade, 82 mm. × 3.6 mm. wide, margin, scabrous; Inflorescence, 1 per culm, panicle, 60-70 mm., 1-3 branches per node; Spikelets, #10-25, similar, borne singly, 12-20 mm. × 3-5 mm. wide; Compression, lateral; Disarticulation, above the glumes, between florets; Glumes, lower, 5.8 mm., veins, #1, upper, 8.5 mm., veins, #3, ±parallel (definitely not strongly convergent); Florets, 6 per spikelet, at least lower bisexual, uppermost florets appear sterile with last floret wrapped inside lemma of penultimate floret; Axis, short hairy abaxially; Lemma, 9.5 mm. >glumes, lanceolate, membranous, short ascending soft hairy, thinning distally, awns, #1, 2.3-3.0 mm., attached near tip; Palea, 7.2 mm., <lemma, membranous, tan-brown, veins, green, ciliate; Stamens, #3. Anthers, 2.8 mm.; Achene, 4.5 mm., green, flattened.

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Date and time this page was prepared: 10/20/2019 10:09:57 AM