Jepson Flora Project: Jepson Interchange |
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TREATMENT FROM THE JEPSON MANUAL (1993) |
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Jepson Interchange (more information) |
©Copyright 1993 by the Regents of the University of California
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AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY |
Annual, perennial herb, sometimes aquatic
Leaves generally basal and cauline, generally alternate, simple or compound; petioles at base generally flat, sometimes sheathing or stipule-like
Inflorescence: cyme, raceme, panicle, or flowers solitary
Flower generally bisexual, radial; sepals generally 5, free, early deciduous or withering in fruit, generally green; petals 0many, free; stamens generally 10many; pistils 1many, ovary superior, chamber 1, style 1, generally ± persistent in fruit as beak, ovules 1many
Fruit: achene, follicle, berry, or utricle-like, 1many-seeded
Genera in family: ± 60 genera, 1700 species: worldwide, especially n temp, tropical mtns; many ornamental (Adonis, Aquilegia, Clematis, Consolida, Delphinium, Erianthis, Helleborus ),some highly TOXIC (Aconitum, Actaea, Delphinium, Ranunculus )
Reference: [Duncan & Keener 1991 Phytologia 70:2427]
Annual, perennial herb, sometimes from stolons or caudices, terrestrial or aquatic; roots generally fibrous
Stem prostrate to erect
Leaves basal and generally cauline, generally reduced upwards, generally glabrous; petiole base flat, stipule-like or not; basal and lower cauline petioles generally long; blades simple to dissected or compound, entire to toothed
Inflorescence: cyme, axillary or terminal, 1few-flowered
Flower radial; sepals generally 5, generally early deciduous, generally glabrous, generally green to yellowish; petals generally 5, generally > sepals, generally white to yellow, shiny; nectar gland near petal base, pocket-like or with flap-like scale; anthers yellow; pistils generally many
Fruit: achene, generally compressed, beaked, generally glabrous; walls thick
Species in genus: ± 250 species: temp worldwide, tropical mtns; some ornamental
Etymology: (Latin: (Pliny) little frog, from generally wet habitats)
Native |
Perennial (11)1870 cm
Stem ± prostrate to erect, branched to not, ± glabrous to hairy
Leaves glabrous to hairy; basal and lower cauline petioles 320 cm, blades 1.58 cm, ovate, cordate, or round, generally 1-ternate (terminal leaflet deeply 3-lobed) to -pinnate, leaflets 3 or 5, generally wedge-shaped, toothed to deeply cut; upper cauline leaves very deeply lobed, lobes linear to oblong, toothed
Flower: receptacle generally glabrous; sepals 3.57 mm, hairs short, stiff; petals generally 722, 513 mm, 26 mm wide
Fruits 5+, cluster spheric to wide-ovoid; body generally 23 mm, sides 1.52.5 mm wide, ± smooth, glabrous or puberulent, back not keeled; beak generally 0.51 mm, generally curved
Ecology: Grassland, oak woodland, mixed-evergreen or coniferous forest
Elevation: < 2400 m.
Bioregional distribution: California Floristic Province
Distribution outside California: s Oregon, Baja California
Synonyms: vars. austromontanus L.D. Benson, cuneatus Greene, gratus Jeps. and rugulosus (Greene) L.D. Benson
Intergrades complexly with R. canus , R. occidentalisHorticultural information: DRN: 4, 5, 6, 17 &part SHD: 7, 22, 23, 24 &IRR: 2, 3, 8, 9, 14, 15, 16, 18, 19, 20, 21; dry in summer.