Trichophorum clintonii

(A. Gray) S. G. Smith

Novon 5: 102. 1995.

Common names: Trichophore de Clinton
IllustratedEndemic
Basionym: Scirpus clintonii A. Gray Amer. J. Sci. Arts, ser. 2, 38: 290. 1864
Synonyms: Scirpus planifolius var. brevifolius Torrey
Treatment appears in FNA Volume 23. Treatment on page 31. Mentioned on page 29, 30.

Plants densely cespitose; rhizomes absent. Culms trigonous, 7.5–36 cm, scabrous proximal to inflorescence. Leaves: basal sheaths orange to dark brown; distal leaf sheaths truncate to concave at mouth; blades (6–)15–250 × 0.5–0.8(–1) mm, equaling or shorter than culms at flowering, much shorter than culms at fruiting. Inflorescences: spikelets 3–6-flowered, 3.4–5.3 × 1.3–2.5 mm; bracts shorter than to slightly exceeding spikelets, 3–6 mm, apex mucronate or awned, awn to 1.4 mm. Spikelets: scales orange-brown to dark brown, midribs not reaching apices in distal scales, apex obtuse. Flowers: perianth bristles 3–6, pale brown, terete, equaling or shorter than achenes, scabrous; anthers 0.7–1.5 mm. Achenes compressed trigonous, 1.5–2 × 1–1.2 mm.


Phenology: Fruiting late summer (May–Jul).
Habitat: Open, dry to mesic prairies, meadows, riverbanks, rock outcrops, on lime-rich substrates
Elevation: 10–900 m

Distribution

V23 42-distribution-map.jpg

Alta., N.B., Ont., Que., Sask., Maine, Mich., Minn., N.Y., Wis.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Trichophorum clintonii"
William J. Crins +
(A. Gray) S. G. Smith +
Scirpus clintonii +
Trichophore de Clinton +
Alta. +, N.B. +, Ont. +, Que. +, Sask. +, Maine +, Mich. +, Minn. +, N.Y. +  and Wis. +
10–900 m +
Open, dry to mesic prairies, meadows, riverbanks, rock outcrops, on lime-rich substrates +
Fruiting late summer (May–Jul). +
Illustrated +  and Endemic +
Scirpus planifolius var. brevifolius +
Trichophorum clintonii +
Trichophorum +
species +