Carex paysonis

Clokey
Amer. J. Sci. 203: 89, plate 2, figs. 7–12. 1922.
IllustratedEndemic
Synonyms: Carex podocarpa var. paysonis (Clokey) B. Boivin
Treatment appears in FNA Volume 23. Mentioned on page 415.

Culms 15–50 cm. Leaves basal; proximal leaves with blades 3–6 mm wide. Inflorescences: spikes separate, elongate, 5–25 × 4–6 mm; proximal spike often pendent, long-pedunculate; lateral spikes 2–4; distal spikes erect, short-pedunculate. Pistillate scales light brown or reddish black, margins occasionally hyaline, midvein not or, occasionally, prominent, same color as body, inconspicuous or lighter colored, and conspicuous, lanceolate, apex acute or short-mucronate, shorter or longer than and narrower than perigynia. Perigynia proximally pale yellow, distally purple-black, veined, broadly ovate or obovate to circular, 3.5–4 × 1.5–1.75 mm, smooth; beak 0.3–0.5 mm, smooth.


Phenology: Fruiting May–Sep.
Habitat: Subalpine and alpine meadows
Elevation: 2100–3500 m

Distribution

V23 752-distribution-map.jpg

Alta., B.C., Idaho, Mont., Oreg., Utah, Wyo.

Discussion

Some specimens of Carex paysonis in Glacier County, Montana, show transitions to C. spectabilis. The names C. podocarpa and C. tolmiei have been misapplied to specimens of C. paysonis.

Selected References

None.

Lower Taxa

None.