Carex biltmoreana

Mackenzie

Bull. Torrey Bot. Club 37: 234. 1910.

IllustratedEndemicConservation concern
Treatment appears in FNA Volume 23. Treatment on page 430. Mentioned on page 427, 429.

Plants loosely cespitose, short-rhizomatous, shoots less than 2.5 cm apart. Culms 30–75 cm, smooth to finely scabrous distally. Leaves: proximal sheaths with or without blades, reddish purple-tinged, 3–6.5 mm diam.; ligules 2.5–12 mm, more than 2 times longer than wide; blades of vegetative culms 12–50 cm, evergreen, those of fertile culms green, flat to revolute, 5–20 cm × 3.5–6 mm, herbaceous. Inflorescences 16–32 cm, 1–1.6 times longer than proximal bract; proximal bract 8–19 cm, sheath 1.5–5 cm, blade 7–14 cm; pistillate spikes linear or linearoblong, 1.5–3.5 cm × 3–8 mm; lateral spikes erect or ascending on stiff peduncles. Pistillate scales purple-brown, apex obtuse or short-awned, frequently papillose. Perigynia ascending to spreading, loosely to densely arranged, greenish, 2.5–3.5 × 1.5–2.25 mm, faintly papillose; beak 0–0.7 mm, often bent. Achenes yellowish-brown, 1.8–2.5 × 1.4–1.6 mm.


Phenology: Fruiting early summer.
Habitat: Rocky woods, moist rock faces, granite balds, cliff ledges
Elevation: 850–1600 m

Discussion

Of conservation concern.

Carex biltmoreana is a rare, southern Appalachian Mountain endemic (L. L. Gaddy 1983).

Selected References

None.

Lower Taxa

None.

... more about "Carex biltmoreana"
yellowish-brown +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
trigonous +
smaller +
1.4mm;1.6mm +
not septate-nodulose +
not +  and beaked +
papillose +
Paul E. Rothrock +  and A. A. Reznicek +
Mackenzie +
shortened +
tapering +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
0 cm0 mm <br />0 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
evergreen +
5 cm50 mm <br />0.05 m <br /> (20 cm200 mm <br />0.2 m <br />) +
flat +  and revolute +
7 cm70 mm <br />0.07 m <br /> (?) +  and 14 cm140 mm <br />0.14 m <br /> (?) +
3.5mm;6mm +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
purple +  and brown +
scabrous +  and smooth to finely +
fertile +  and vegetative +
round +  and trigonous +
30 cm300 mm <br />0.3 m <br /> (75 cm750 mm <br />0.75 m <br />) +
Ga. +, N.C. +  and S.C. +
850–1600 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Rocky woods, moist rock faces, granite balds, cliff ledges +
1-1.6 times longer than proximal bract +
16 cm160 mm <br />0.16 m <br /> (32 cm320 mm <br />0.32 m <br />) +
prophyllate +, pedunculate +  and pistillate +
ascending +  and erect +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
0.25 cm2.5 mm <br />0.0025 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
bidentate +  and entire +
with (1-)3-6(-30) bristles and/or scales +
sessile +  and veined +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
ascending +  and spreading +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.225 cm2.25 mm <br />0.00225 m <br />) +
Fruiting early summer. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
long-sheathing +  and leaflike +
8 cm80 mm <br />0.08 m <br /> (19 cm190 mm <br />0.19 m <br />) +
Bull. Torrey Bot. Club +
adventitious +
purple-brown +
basal +  and proximal +
2-keeled +
cylindric +
1.5 cm15 mm <br />0.015 m <br /> (5 cm50 mm <br />0.05 m <br />) +
0 cm0 mm <br />0 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
Illustrated +, Endemic +  and Conservation concern +
linearoblong +  and linear +
1.5 cm15 mm <br />0.015 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
1 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex biltmoreana +
Carex sect. Paniceae +
species +
plant +  and cespitose +
0 cm0 mm <br />0 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +