Lasthenia glaberrima

de Candolle in A. P. de Candolle and A. L. P. P. de Candolle
in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 5: 664. 1836.
Common names: Smooth goldfields
IllustratedEndemic
Treatment appears in FNA Volume 21. Treatment on page 344. Mentioned on page 336, 337.

Annuals, to 35 cm. Stems erect or sprawling, branched distally, glabrous. Leaves linear, 30–100 × 2–4(-6+) mm, (bases often connate and sheathing, apices blunt) margins entire, faces glabrous. Involucres hemispheric or campanulate, 5–7 mm. Phyllaries 5–10, ± lanceolate, hairy. Receptacles conic, papillate, glabrous. Ray florets 6–13; (corollas pale yellow) laminae ovate-elliptic, (0–)0.5–2 mm. Anther appendages oblong or obovate. Cypselae grayish, somewhat flattened, ± linear, to 4 mm, hairy; pappi of 5–10 subulate to lanceolate, often fimbriate, laciniate, or aristate scales. 2n = 10.


Phenology: Flowering Mar–Jul.
Habitat: Vernal pools, wet meadows
Elevation: 0–1400 m

Distribution

V21-859-distribution-map.gif

B.C., Calif., Oreg., Wash.

Discussion

Selected References

None.

Lower Taxa

None.

... more about "Lasthenia glaberrima"
Raymund Chan +  and Robert Ornduff† +
de Candolle in A. P. de Candolle and A. L. P. P. de Candolle +
Smooth goldfields +
B.C. +, Calif. +, Oreg. +  and Wash. +
0–1400 m +
Vernal pools, wet meadows +
Flowering Mar–Jul. +
in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. +
Illustrated +  and Endemic +
Undefined (tribe Undefined) subtribe Eriophyllinae +
Lasthenia glaberrima +
Lasthenia sect. Lasthenia +
species +