Ranunculus californicus Benth.

California buttercup (en)

Species

Angiosperms > Ranunculales > Ranunculaceae > Ranunculus

Characteristics

Stems erect to prostrate, never rooting nodally, hirsute, strigose, or glabrous, base not bulbous. Roots never tuberous. Basal leaf blades broadly ovate or cordate in outline, 3-lobed or-parted to 3-foliolate, 1.8-5.8 × 2.3-7.6 cm, leaflets or segments undivided or 1-2×-lobed or-parted, ultimate segments linear to orbiculate, margins toothed, crenate, or entire, apex acute to rounded. Flowers: receptacle glabrous or rarely hispid; sepals reflexed 2-3 mm above base, 4-8 × 2-4 mm, pilose; petals 9-17, yellow, (6-)7-14 × 2-6 mm. Heads of achenes globose or hemispheric, 3-7 × 4-9 mm; achenes 1.8-3.2 × 1.4-3.2 mm, glabrous, rarely hispid, margin forming narrow rib 0.1-0.2 mm wide; beak persistent, lanceolate, curved, 0.2-0.8 mm.
More
A herb.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 0.6
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Grassy bluffs by the coast. Grassland and open woodland from sea level to 2000 metres.
More
It is a temperate plant.
Light 4-9
Soil humidity 4-7
Soil texture 2-5
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 6-9

Usage

The seeds are parched, crushed and used for bread or porridge.
Uses -
Edible seeds
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by divisions or seedlings.
Mode divisions seedlings
Germination duration (days) 30 - 90
Germination temperacture (C°) 10
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Flower

Ranunculus californicus flower picture by Anna Maj (cc-by-sa)
Ranunculus californicus flower picture by David David shields (cc-by-sa)

Distribution

Ranunculus californicus world distribution map, present in Canada, Mexico, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:712390-1
WFO ID wfo-0000461658
COL ID 4RFW6
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Ranunculus rugulosus Ranunculus californicus var. austromontanus Ranunculus californicus var. gratus Ranunculus californicus var. rugulosus Ranunculus californicus var. californicus Ranunculus californicus

Lower taxons

Ranunculus californicus var. cuneatus