Shinnersoseris rostrata

(A. Gray) Tomb
Sida 5: 186. 1974.
Common names: Beaked or annual skeleton-weed
IllustratedEndemic
Basionyms: Lygodesmia juncea var. rostrata A. Gray Proc. Acad. Nat. Sci. Philadelphia 15: 69. 1864
Synonyms: Lygodesmia rostrata (A. Gray) A. Gray
Treatment appears in FNA Volume 19. Treatment on page 369.

Leaves: blades 6–15 cm × 2–4 mm, distalmost reduced to scales. Calyculus bractlets 1–5 mm. Involucres 12–18 × 4–5 mm. Phyllaries 16–20 mm, faces glabrous. Corollas 15–16 mm. Cypselae 8–10 mm; pappi 6–8 mm. 2n = 12.


Phenology: Flowering Jul–Sep.
Habitat: Sandy soils of stream banks, dunes, and sand hills in prairies
Elevation: 300–1500 m

Distribution

V19-590-distribution-map.gif

Alta., Man., Sask., Colo., Iowa, Kans., Minn., Nebr., N.Dak., Okla., S.Dak., Tex., Utah, Wyo.

Discussion

Shinnersoseris rostrata grows in the Prairies and Great Plains region of North America.

Selected References

None.

Lower Taxa

None.

... more about "Shinnersoseris rostrata"
David J. Bogler +
(A. Gray) Tomb +
Lygodesmia juncea var. rostrata +
Beaked or annual skeleton-weed +
Alta. +, Man. +, Sask. +, Colo. +, Iowa +, Kans. +, Minn. +, Nebr. +, N.Dak. +, Okla. +, S.Dak. +, Tex. +, Utah +  and Wyo. +
300–1500 m +
Sandy soils of stream banks, dunes, and sand hills in prairies +
Flowering Jul–Sep. +
Illustrated +  and Endemic +
Lygodesmia rostrata +
Shinnersoseris rostrata +
Shinnersoseris +
species +