Ranunculus occidentalis var. brevistylis

Greene

Pittonia 3: 14. 1896.

Endemic
Synonyms: Ranunculus occidentalis subsp. insularis Hultén
Treatment appears in FNA Volume 3.
Revision as of 19:54, 24 September 2019 by FNA>Volume Importer

Stems erect to reclining, 2-3 mm thick, pilose or glabrous. Basal leaf blades 3-parted, ultimate segments elliptic or narrowly elliptic, margins dentate. Flowers: sepals 5, 5-7 mm; petals 5-6, 8-12 × 3-8 mm. Achenes 3-3.4 × 2.6-3 mm, glabrous; beak lanceolate, curved, 1.2-1.4 mm. 2n = 28.


Phenology: Flowering spring–summer (May–Aug).
Habitat: Coastal and mountain meadows
Elevation: 0-1000 m

Distribution

V3 584-distribution-map.gif

Alta., B.C., Yukon, Alaska.

Discussion

Ranunculus occidentalis var. brevistylis may be difficult to distinguish from var. occidentalis; the two have sometimes been combined. The pubescence character distinguishing them is well correlated with geography, however, so I am provisionally maintaining both of them.

Selected References

None.

Lower Taxa

None.