Trichophorum clementis

(M. E. Jones) S. G. Smith

Novon 5: 102. 1995.

IllustratedEndemic
Basionym: Scirpus clementis M. E. Jones Contr. W. Bot. 14: 21. 1912
Synonyms: Scirpus yosemitanus Smiley
Treatment appears in FNA Volume 23. Treatment on page 30. Mentioned on page 29.

Plants densely cespitose; rhizomes absent. Culms grooved, terete, 2–12 cm, smooth. Leaves: basal sheaths brown; distal leaf-sheaths concave at mouth; blades 3.7–13 × 0.4–0.7 mm, much shorter than culms at flowering and fruiting. Inflorescences: spikelets 2–5-flowered, 3–4 × 1.5–2.5 mm; bracts 3.5–6.7 mm, 3.5–7.7, exceeding spikelets, apex with awn, awn (0.9) 1–5.3 mm. Spikelets: scales brown, apex obtuse. Flowers: perianth bristles 0–6, brown, flattened, shorter than achenes, smooth or scabrous; anthers 0.9–1 mm. Achenes sharply trigonous, 1.2–1.6 × 0.7–0.8 mm.


Phenology: Fruiting summer–early fall (Jul–Sep).
Habitat: Wet montane to alpine meadows, stream banks
Elevation: 2400–3600 m

Discussion

Selected References

None.

Lower Taxa

None.

"shortened" is not a number.

... more about "Trichophorum clementis"
0.12 cm1.2 mm <br />0.0012 m <br /> (0.16 cm1.6 mm <br />0.0016 m <br />) +
trigonous +
0.7mm;0.8mm +
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
William J. Crins +
(M. E. Jones) S. G. Smith +
0.9 cm9 mm <br />0.009 m <br /> (?) +
0.1 cm1 mm <br />0.001 m <br /> (0.53 cm5.3 mm <br />0.0053 m <br />) +
persistent +
Scirpus clementis +
0.37 cm3.7 mm <br />0.0037 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
elongate +
0 cm0 mm <br />0 m <br /> (?) +  and 0.5 cm5 mm <br />0.005 m <br /> (?) +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.67 cm6.7 mm <br />0.0067 m <br />) +
parallel +  and divergent +
terete +, rolled +  and plicate +
2 cm20 mm <br />0.02 m <br /> (12 cm120 mm <br />0.12 m <br />) +
2400–3600 m +
hypogynous +  and subtending +
biconvex +  and trigonous +
Wet montane to alpine meadows, stream banks +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
subbasal +  and basal +
with (1-)3-6(-30) bristles and/or scales +
Fruiting summer–early fall (Jul–Sep). +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
adventitious +
basal +  and proximal +
2-keeled +
cylindric +
Illustrated +  and Endemic +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
1.5mm;2.5mm +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
Scirpus yosemitanus +
Trichophorum clementis +
Trichophorum +
species +
not +  and rhizomatous +
plant +  and cespitose +