Difference between revisions of "Carex neurophora"
in L. Abrams and R. S. Ferris, Ill. Fl. Pacific States 1: 298, fig. 706. 1923.
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Revision as of 21:08, 16 December 2019
Plants with basal sheaths of previous year not persistent. Culms to 60 cm × 1.5 mm, scabrous. Leaves: sheaths usually all with blades; proximal 2–3 sheaths to 10–15 cm with reduced blades shorter than sheath, green, fronts herbaceous, prominently veined, not splitting, apex truncate, fronts of distal sheaths hyaline, rugose, indistinctly linearly veined, apex colorless, hyaline, convex, entire; ligules obtuse, 1.5 mm, free limb to 0.1 mm; blades not clustered at base, not epistomic, to 40 cm × 5 mm. Inflorescences very condensed, ovoid or shortly cylindric, with 5–10 indistinguishable branches, to 2.5 × 1.5 cm; proximal internode not visible, not more than 3 mm; proximal bract scalelike, inconspicuous. Scales hyaline, brown, distinctly shorter than perigynia. Perigynia pale brown, 9–11-veined abaxially, 5–7-veined adaxially, to 3.5 × 1.5 mm, base distended only slightly proximally, cordate; stipe to 0.2 mm; beak to 2 mm, margins serrulate, apex bidentate, teeth to 0.1 mm. Achenes obovate, to 1.5 × 1 mm; stalk to 0.2 mm; persistent style base cylindric.
Phenology: Fruiting Aug.
Habitat: Wet subalpine meadows, stream banks
Elevation: 1000–3200 m
Distribution
Colo., Idaho, Mont., Oreg., Wash., Wyo.
Discussion
Selected References
None.