Sisyrinchium langloisii


Pittonia 4: 32. 1899.

Synonyms: Sisyrinchium canbyi E. P. Bicknell Sisyrinchium flaccidum E. P. Bicknell Sisyrinchium furcatum E. P. Bicknell
Treatment appears in FNA Volume 26. Treatment on page 364. Mentioned on page 352, 354.

Herbs, perennial, cespitose, olive to bronze-olive when dry, to 3.2 dm, not glaucous. Stems branched, with 1 or 2 nodes, often purplish, 0.5–2(–2.2) mm wide, glabrous, margins entire to denticulate, similar in color and texture to stem body; first internode 3.2–7.2 cm, usually shorter than leaves; distalmost node with 1–3 branches. Leaf blades glabrous, bases not persistent in fibrous tufts. Inflorescences borne singly; spathes purplish-tinged basally and sometimes along margins, obviously wider than supporting branch, glabrous, keels entire to occasionally denticulate; outer 12.5–25 mm, 0.9–2.7 mm longer than inner, tapering evenly towards apex, margins basally connate 2.2–3.8(–5) mm; inner with keel evenly curved or straight, hyaline margins 0.2–0.4 mm wide, apex acuminate to acute or occasionally obtuse, ending 0–1.5 mm proximal to green apex. Flowers: tepals pale blue to bluish violet or white, bases yellow; outer tepals 6.1–10 mm, apex rounded to truncate, aristate; filaments connate ± entirely, glabrous or sparsely stipitate-glandular basally; ovary similar in color to foliage. Capsules medium brown to black, ± globose, 3.1–4.7 mm; pedicel spreading or ascending. Seeds globose to obconic, lacking obvious depression, 0.9–1.1 mm, rugulose. 2n = 32.

Phenology: Flowering spring.
Habitat: Moist prairies, roadsides, open woods
Elevation: 0–200 m


V26 739-distribution-map.jpg

Ala., Ark., Ga., La., Miss., Okla., Tenn., Tex.


Sisyrinchium implicatum E. P. Bicknell probably belongs here; the type (Hilgard s.n., Apr 1858, Calhoun Co., Mississippi, MO) was not seen.

Sisyrinchium langloisii is to be expected in northeastern Mexico.

Selected References


Lower Taxa

... more about "Sisyrinchium langloisii"
Anita F. Cholewa +  and Douglass M. Henderson† +
Greene +
Ala. +, Ark. +, Ga. +, La. +, Miss. +, Okla. +, Tenn. +  and Tex. +
0–200 m +
Moist prairies, roadsides, open woods +
Flowering spring. +
Sisyrinchium canbyi +, Sisyrinchium flaccidum +  and Sisyrinchium furcatum +
Sisyrinchium langloisii +
Sisyrinchium +
species +