Ranunculus californicus var. californicus

Synonyms: Ranunculus californicus var. austromontanus Jepson Ranunculus californicus var. gratus (Greene) L. D. Benson Ranunculus californicus var. rugulosus
Treatment appears in FNA Volume 3.

Stems erect or decumbent, hirsute or glabrous. Basal leaf blades 2.8-5.8 × 4-6 cm, leaflets or segments undivided or 1-2×-lobed or -parted, ultimate segments oblong-elliptic to lanceolate or linear, margins toothed or entire, apex acute to rounded-acute. Achenes 1.8-3.2 × 1.4-2.4 mm. 2n = 28.

Phenology: Flowering winter–summer (Mar–Aug).
Habitat: Grassland and open woodland
Elevation: 0-2000 m


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Calif., Oreg., Mexico (Baja California).


Ranunculus californicus var. californicus is variable and has been divided into varieties based on indument, achene size, and especially leaf form. Those characters are poorly correlated, however, and most of the named varieties do not seem natural.

Selected References


Lower Taxa

Alan T. Whittemore +
Bentham +
Calif. +, Oreg. +  and Mexico (Baja California). +
0-2000 m +
Grassland and open woodland +
Flowering winter–summer (Mar–Aug). +
Pl. Hartw., +
Ranunculus californicus var. austromontanus +, Ranunculus californicus var. gratus +  and Ranunculus californicus var. rugulosus +
Ranunculus californicus var. californicus +
Ranunculus californicus +
variety +