Carex brunnescens subsp. sphaerostachya

(Tuckerman) Kalela

Ann. Bot. Fenn. 2: 203. 1965.

Common names: Carex à épis globulaires
Illustrated
Basionyms: Carex canescens var. sphaerostachya Tuckerman Enum. Caric., 10, 19. 1843
Synonyms: Carex brunnescens var. gracilior Britton Carex brunnescens var. sphaerostachya (Tuckerman) Kükenthal Carex buckleyi Carex canescens var. vitilis (Fries) J. Carey Carex canescens var. vulgaris L. H. Bailey Carex sphaerostachya
Treatment appears in FNA Volume 23.

Culms ascending to arching, filiform, 30–90 cm. Leaves mid to deep green, (0.5–) 1–1.5 mm wide. Inflorescences flexible, 1.5–4 (–7) cm; proximal spikes 0.5–2.5 cm apart; terminal spike often clavate. Perigynia (1.5–) 2–2.5 × 0.8–1.25 mm. 2n = 56.


Phenology: Fruiting May–Jul.
Habitat: Damp, temporarily dry areas, thin-peated mires, thickets, woodlands, heaths, rocky slopes
Elevation: 0–3500 m

Distribution

V23 566-distribution-map.jpg

St. Pierre and Miquelon, Man., N.B., Nfld. and Labr., N.S., Ont., P.E.I., Que., Conn., Del., Ga., Ind., Maine, Md., Mass., Mich., Minn., N.H., N.J., N.Y., N.C., Ohio, Pa., R.I., Tenn., Vt., Va., W.Va., Wis., Eurasia

Discussion

The complete distribution of Carex brunnescens subsp. sphaerostachya is still unclear. See note under subsp. brunnescens.

Selected References

None.

Lower Taxa

None.

No values specified."bristlelike-prolonged" is not a number.

brown +  and pale +
0.125 cm1.25 mm <br />0.00125 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
ovate-orbiculate +
smaller +
0.8mm;1mm +
several-veined +
dark-brown +, brown +  and green +
0.2 cm2 mm <br />0.002 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
elliptic-ovate +
beaked +  and beakless +
papillose +  and smooth +
Heikki Toivonen +
(Tuckerman) Kalela +
shortened +
truncate +  and rounded +
Carex canescens var. sphaerostachya +
inconspicuous +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.03 cm0.3 mm <br />3.0e-4 m <br />) +
25 cm250 mm <br />0.25 m <br /> (40 cm400 mm <br />0.4 m <br />) +
green +  and yellowish green +
10 cm100 mm <br />0.1 m <br /> (25 cm250 mm <br />0.25 m <br />) +
v--shaped +
0.5mm;2mm +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
brown tinged +
subequal +
Carex à épis globulaires +
ascending +  and arching +
filiform +
slender +
30 cm300 mm <br />0.3 m <br /> (90 cm900 mm <br />0.9 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
St. Pierre and Miquelon +, Man. +, N.B. +, Nfld. and Labr. +, N.S. +, Ont. +, P.E.I. +, Que. +, Conn. +, Del. +, Ga. +, Ind. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Pa. +, R.I. +, Tenn. +, Vt. +, Va. +, W.Va. +, Wis. +  and Eurasia +
0–3500 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Damp, temporarily dry areas, thin-peated mires, thickets, woodlands, heaths, rocky slopes +
4 cm40 mm <br />0.04 m <br /> (7 cm70 mm <br />0.07 m <br />) +
nodding +  and erect to somewhat +
1.5 cm15 mm <br />0.015 m <br /> (4 cm40 mm <br />0.04 m <br />) +
sessile +  and pistillate +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
angled;rounded +
with (1-)3-6(-30) bristles and/or scales +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
dark-brown +, brown +  and green +
0.2 cm2 mm <br />0.002 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
appressed-ascending +  and loosely spreading +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.125 cm1.25 mm <br />0.00125 m <br />) +
Fruiting May–Jul. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
sheathless +  and bristlelike +
Ann. Bot. Fenn. +
adventitious +
white-hyaline with green +
basal +  and proximal +
2-keeled +
cylindric +
Illustrated +
gynecandrous +
1 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex brunnescens var. gracilior +, Carex brunnescens var. sphaerostachya +, Carex buckleyi +, Carex canescens var. vitilis +, Carex canescens var. vulgaris +  and Carex sphaerostachya +
Carex brunnescens subsp. sphaerostachya +
Carex brunnescens +
subspecies +
plant +  and cespitose +