Fuirena pumila

(Torrey) Sprengel

Syst. Veg. 1: 237. 1825.

Basionym: Fuirena squarrosa var. pumila Torrey Fl. N. Middle United States 1: 68. 1824
Treatment appears in FNA Volume 23. Mentioned on page 37.

Herbs annual, cespitose, (8–)20–60 cm. Culms erect or spreading, slender, stiff. Leaves: sheaths hirsute; principal blades linear to lance-linear, 5–12 cm, hirsute-hispid-ciliate, surfaces strigose-hispid or glabrous. Inflorescences in solitary terminal clusters or several terminal clusters, less often from proximal 1–2 nodes, principal involucral bract mostly exceeding compound or cluster. Spikelets lance-ovoid to cylindric, 5–8(–12) mm, apex acute; fertile scales oblong to obovate, 2.5–3 mm; cusp excurved, nearly length of scale, scabridulous; median ribs 3, strong. Flowers: perianth bristles extending at least to base of perianth blades, often near to tips, retrorsely barbellate; perianth blades long-clawed, mostly ovate, base 3–5-ribbed, apex slenderly acuminate, incurved, awned; anthers 1–3, 0.5–0.7 mm. Achenes: stipe slender; body angles wirelike, faces lustrous, deep brown to red-brown, 1 mm; beak slender, stiff, tip papillate. 2n = 46.

Phenology: Fruiting summer–fall.
Habitat: Moist to wet pond shores, seeps, savannas and swales, moist sandy waste places
Elevation: 0–200 m


V23 53-distribution-map.jpg

Ont., Ala., Del., Fla., Ga., Ind., La., Md., Mass., Mich., N.J., N.Y., N.C., R.I., S.C., Tex., Va.


Selected References


Lower Taxa

... more about "Fuirena pumila"
Robert Kral +
(Torrey) Sprengel +
Fuirena squarrosa var. pumila +
Ont. +, Ala. +, Del. +, Fla. +, Ga. +, Ind. +, La. +, Md. +, Mass. +, Mich. +, N.J. +, N.Y. +, N.C. +, R.I. +, S.C. +, Tex. +  and Va. +
0–200 m +
Moist to wet pond shores, seeps, savannas and swales, moist sandy waste places +
Fruiting summer–fall. +
W1 +, Illustrated +  and Endemic +
Vaginaria +
Fuirena pumila +
species +