Ranunculus orthorhynchus var. orthorhynchus

Endemic
Synonyms: Ranunculus orthorhynchus subsp. alaschensis (L. D. Benson) Hultén Ranunculus orthorhynchus var. alaschensis Jepson Ranunculus orthorhynchus var. hallii
Treatment appears in FNA Volume 3.

Basal leaf blades narrowly ovate to semicircular in outline, 3-5-foliolate, leaflets 1-2×-lobed or -parted, segments elliptic to linear, margins entire to dentate-lobulate, apex obtuse to narrowly acute. Flowers: petals abaxially red or yellow, 4-6 mm broad, rounded. Heads of achenes hemispheric or sometimes globose, 5-7 mm; beak 3-3.8(-4.8) mm. 2n = 32.


Phenology: Flowering spring–summer (Apr–Jul).
Habitat: Meadows and marshy areas
Elevation: 0-2100 m

Distribution

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

Discussion

Selected References

None.

Lower Taxa

None.
Alan T. Whittemore +
Hooker +
B.C. +, Alaska +, Calif. +, Oreg. +  and Wash. +
0-2100 m +
Meadows and marshy areas +
Flowering spring–summer (Apr–Jul). +
Fl. Bor.-Amer. +
Ranunculus orthorhynchus subsp. alaschensis +, Ranunculus orthorhynchus var. alaschensis +  and Ranunculus orthorhynchus var. hallii +
Ranunculus orthorhynchus var. orthorhynchus +
Ranunculus orthorhynchus +
variety +