Common Name: GERANIUM FAMILY Habit: Annual, perennial herb, or +- woody, generally glandular-hairy. Leaf: simple to compound, basal and cauline; cauline alternate or opposite, stipules 2, +- on stem. Inflorescence: cyme or pseudo-umbel or 1--2-flowered. Flower: bisexual [unisexual], radial or +- bilateral; sepals 5, free, overlapping in bud; petals generally 5, free, generally with nectar glands at base; stamens generally 5,10[15]; staminodes scale-like or 0; ovary generally 5-lobed, upper part elongating into beak in fruit, chambers 5, placentas axile, style 1, stigmas 5, free, persistent in fruit. Fruit: septicidal [loculicidal], mericarps 5, dry, generally 1-seeded, each persistent on 1 of 5 linear segments of beak that separate from central column by curving or coiling upward. Genera In Family: 6 genera, 709 species: temperate, +- tropics. Some cultivated for ornament, perfume oils. eFlora Treatment Author: Carlos Aedo, except as noted Scientific Editor: Thomas J. Rosatti.
Geranium palmatum Cav.
URBAN WEED Habit: Perennial herb. Stem: ascending to erect, 4--12 dm, 3.5--11 mm wide in lower half; hairs 0 to sparse. Leaf: blade 11--42 cm wide; divided > 0.9 to base or midrib, segments generally 5, 6--10 cm, +- sessile, pinnately lobed to dissected. Flower: pedicel (2)10--33 mm; sepals 6.5--9 mm, smooth, soft-hairy, awned; petals 19--21 mm, rounded, pink to red-purple. Fruit: mericarp 3.6--4 mm, net-like, glabrous, basal callus 0; beak 21--24 mm, narrow tip 7--15 mm; stigmas 2.5--3 mm. Seed: finely pitted. Chromosomes: 2n=68. Ecology: Open to shaded sites; Elevation: < 200 m. Bioregional Distribution: CCo (Golden Gate Park, San Francisco); Distribution Outside California: native to Madeira Island, northwestern Africa. Flowering Time: Jun Synonyms: Geranium anemonifolium Aiton, illeg. Jepson eFlora Author: Carlos Aedo Reference: [Aedo 2001 Anales Jard Bot Madrid 59:3--65; Aedo et al. 1998 Ann Missouri Bot Gard 85:594--630] Index of California Plant Names (ICPN; linked via the Jepson Online Interchange) Previous taxon: Geranium oreganum Next taxon: Geranium potentilloides
Citation for this treatment: Carlos Aedo 2022, Geranium palmatum, in Jepson Flora Project (eds.) Jepson eFlora, Revision 11, https://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=26733, accessed on October 03, 2023.
Citation for the whole project: Jepson Flora Project (eds.) 2023, Jepson eFlora, https://ucjeps.berkeley.edu/eflora/, accessed on October 03, 2023.
No expert verified images found for Geranium palmatum.
Geographic subdivisions for Geranium palmatum:
CCo (Golden Gate Park, San Francisco)
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Data provided by the participants of the
Consortium of California Herbaria.
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