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.
... more about "Carex paysonis"
trigonous +
papillose +  and smooth +
David F. Murray +
Clokey +
shortened +
rounded +
bidentate +  and emarginate +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
v--shaped +
3mm;6mm +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
papillose +  and smooth +
brown +, purple +  and red +
round +  and trigonous +
15 cm150 mm <br />0.15 m <br /> (50 cm500 mm <br />0.5 m <br />) +
short-pedunculate +
Alta. +, B.C. +, Idaho +, Mont. +, Oreg. +, Utah +  and Wyo. +
2100–3500 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Subalpine and alpine meadows +
prophyllate +, pedunculate +, , +  and pistillate +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
lighter colored +  and inconspicuous +
conspicuous +  and prominent +
lanceolate +
with (1-)3-6(-30) bristles and/or scales +
purple-black +  and pale-yellow +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
ascending +  and erect +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.175 cm1.75 mm <br />0.00175 m <br />) +
Fruiting May–Sep. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
filiform;leaflike +
Amer. J. Sci. +
adventitious +
reddish black +  and light-brown +
basal +  and proximal +
2-keeled +
0 cm0 mm <br />0 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
cylindric +
Illustrated +  and Endemic +
0.5 cm5 mm <br />0.005 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
elongate +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
1 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex podocarpa var. paysonis +
Carex paysonis +
Carex sect. Scitae +
species +
plant +, not +  and cespitose +