Jepson eFlora: Taxon page
Vascular Plants of California
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Geranium palmatum

Higher Taxonomy
Family: GeraniaceaeView DescriptionDichotomous Key

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.
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)

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Citation for this treatment: Carlos Aedo 2022, Geranium palmatum, in Jepson Flora Project (eds.) Jepson eFlora, Revision 11,, accessed on October 03, 2023.

Citation for the whole project: Jepson Flora Project (eds.) 2023, Jepson 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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map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).


Data provided by the participants of the  Consortium of California Herbaria.
View all CCH records
All markers link to CCH specimen records. The original determination is shown in the popup window.
Blue markers indicate specimens that map to one of the expected Jepson geographic subdivisions (see left map). Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.

CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa, if there are more than 1 infraspecific taxon in CA.
Blue line denotes eFlora flowering time (fruiting time in some monocot genera).