Bulbostylis ciliatifolia var. coarctata

(Elliott) Kral

Sida 4: 96. 1971.

Illustrated
Basionyms: Scirpus coarctatus Elliott Sketch Bot. S. Carolina 1: 83. 1816
Synonyms: Bulbostylis capillaris var. coarctata (Elliott) J. F. Macbride Bulbostylis coarctata (Elliott) Fernald Fimbristylis capillaris var. coarctata (Elliott) Britton Fimbristylis carteri (Britton) Alain Isolepis coarctata (Elliott) Torrey Stenophyllus capillaris var. coarctata (Elliott) H. Pfeiffer Stenophyllus carteri (Elliott) Britton Stenophyllus coarctatus
Treatment appears in FNA Volume 23. Mentioned on page 135.

Herbs, perennial (rarely annual), densely cespitose. Culms 15–40 cm. Leaves to 1/2 scape length; sheaths abaxially glabrous or ribs hirtellous; blades filiform 0.05 mm wide, glabrous or with margins and abaxial ribs hirtellous. Inflorescences in compound anthelae, open or dense; scapes narrowly linear, glabrous, less often hirtellous; longest involucral-bract mostly exceeding inflorescence. Spikelets 10+, 3–6 mm; fertile scales redbrown to pale-brown, ovate, acute, glabrous or puberulent, midrib excurrent forming short mucro. Flowers: stamens 2–3; anthers 1 mm. Achenes 1 mm. 2n = 60.


Phenology: Fruiting summer–fall.
Habitat: Mostly dry sandy places, sandhills, sandy waste areas, dry oak pine woodlands
Elevation: 0–200 m

Distribution

V23 213-distribution-map.jpg

Ala., Fla., Ga., La., Miss., N.C., S.C., Tenn., Tex., Va., West Indies (Cuba)

Discussion

When Bulbostylis ciliatifolia var. coarctata and var. ciliatifolia are found together, the former is invariably found in higher, drier habitat.

Selected References

None.

Lower Taxa

None.

obovoid;trigonous +
ceraceous +
1 cm10 mm <br />0.01 m <br /> (?) +
puberulent +
Robert Kral +
(Elliott) Kral +
shortened +
persistent +
enlarged +
Scirpus coarctatus +
usually longer +
exceeded by inflorescence +  and exceeding +
with margins +  and glabrous +
filiform +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
parallel +  and divergent +
terete +, rolled +  and plicate +
15 cm150 mm <br />0.15 m <br /> (40 cm400 mm <br />0.4 m <br />) +
Ala. +, Fla. +, Ga. +, La. +, Miss. +, N.C. +, S.C. +, Tenn. +, Tex. +, Va. +  and West Indies (Cuba) +
0–200 m +
rugulose +  and papillate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Mostly dry sandy places, sandhills, sandy waste areas, dry oak pine woodlands +
erect +  and spreading +
polystichous +
1/2 length of culms +
hirtellous +, glabrous +  and scabrid +
with (1-)3-6(-30) bristles and/or scales +
Fruiting summer–fall. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
hirtellous +
adventitious +
distichous +  and arranged +
redbrown +  and pale-brown +
basal +  and proximal +
puberulent;glabrous +
acute;ovate +
0.1 cm1 mm <br />0.001 m <br /> (0.13 cm1.3 mm <br />0.0013 m <br />) +
hirtellous;glabrous +
cylindric +
Illustrated +
redbrown +  and dark-brown +
longer than wide +
1 +  and 50 +
lanceoloid;cylindric +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
2 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
(2-)3-fid +
slender +
Bulbostylis capillaris var. coarctata +, Bulbostylis coarctata +, Fimbristylis capillaris var. coarctata +, Fimbristylis carteri +, Isolepis coarctata +, Stenophyllus capillaris var. coarctata +, Stenophyllus carteri +  and Stenophyllus coarctatus +
Bulbostylis ciliatifolia var. coarctata +
Bulbostylis ciliatifolia +
variety +
button +  and compressed-conic +
not rhizomatous +  and scapose +
herb +  and cespitose +