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Tridens albescens (Vasey) Woot. & Standl.  
Go To Encyclopedia of Life...
Family: Poaceae
White Fluff Grass, more...white tridens
[Rhombolytrum albescens (Vasey) Nash, moreSieglingia albescens (Vasey) Kuntze, Tricuspis albescens , Triodia albescens]
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Liz Makings  
  • FNA
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Jesús Valdés-Reyna. Flora of North America

Plants cespitose, often with hard, knotty, shortly rhizomatous bases. Culms 30-100 cm; lower nodes sometimes sparsely bearded. Sheaths glabrous, not or obscurely keeled; ligules to 0.5 mm, membranous, ciliate; blades 1-4 mm wide, folded or involute, glabrous, apices sharp. Panicles 8-25 cm long, 0.5-1.3 cm wide, dense; branches appressed, lowest branches 2-6 cm; pedicels 1-2 mm. Spikelets 4-10 mm, with 4-11 florets. Glumes about as long as the adjacent lemmas, thin, 1-veined, acute or apiculate; lower glumes 4-4.5 mm; upper glumes 4-4.5 mm; lemmas 3-4(5) mm, thin, papery, mostly white, often purple distally, glabrous or the lateral veins with a few short hairs towards the base, all veins ending before the distal margin; paleas 3-3.5 mm, glabrous, bowed-out at the base; anthers 1-1.5 mm. Caryopses 1.5-1.8 mm. 2n = 60, 64, 72.

Tridens albescens grows in plains and open woods, often in clay soils that periodically receive an abundance of water. Its range extends into northern Mexico.

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Kelly Carroll  
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The National Science Foundation
Developments of SEINet, Symbiota, and associated specimen databases have been supported by National Science Foundation Grants (DBI 9983132, BRC 0237418, DBI 0743827, DBI 0847966)