Enemion occidentale

(Hooker & Arnott) J. R. Drummond & Hutchinson
Bull. Misc. Inform. Kew 1920: 160. 1920.
Common names: Western rue-anemone
EndemicIllustrated
Basionym: Isopyrum occidentale Hooker & Arnott Bot. Beechey Voy., 316. 1841
Treatment appears in FNA Volume 3.

Stems 10-40 cm, cespitose, not rhizomatous; roots tuberous. Leaves abaxially glabrous; leaflets irregularly 2-3-lobed, lobes often with 1-3 secondary lobes; apex rounded, glandular-apiculate. Inflorescences axillary, flowers solitary or loosely grouped in 2-3-flowered leafy cymes; peduncle not strongly clavate. Flowers: sepals (5-)7-11.5 × 2.8-7 mm; stamens 20-40; filaments filiform to club-shaped, 2.2-6 mm. Follicles sessile, upright to widely divergent; body oblong, (7.7-)8.5-11.5 mm, abruptly contracted into style beak; beak 0.8-1.7 mm. Seeds 1.5-2 mm, glabrous.


Phenology: Flowering early spring.
Habitat: Shaded places, oak woodland, chaparral, and coniferous and deciduous woods
Elevation: 200-1500 m

Discussion

Enemion occidentale is endemic to California where it is infrequent and local (P. A. Munz 1959).

Selected References

None.

Lower Taxa

None.

... more about "Enemion occidentale"
Bruce A. Ford +
(Hooker & Arnott) J. R. Drummond & Hutchinson +
Isopyrum occidentale +
Western rue-anemone +
200-1500 m +
Shaded places, oak woodland, chaparral, and coniferous and deciduous woods +
Flowering early spring. +
Bull. Misc. Inform. Kew +
Endemic +  and Illustrated +
Enemion occidentale +
species +