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Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
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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; 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.
6 genera, ± 750 species: temperate, ± tropics. Some cultivated for ornamental, perfume oils. [Bakker et al. 2006 Taxon 55:887–896] —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Bakker, F. T., Breman, F., & Merckx, V. 2006. DNA sequence evolution in fast-evolving mitochondrial DNA nad1 exons in Geraniaceae and Plantaginaceae. Taxon 55: 887–896; Price & Palmer 1993 Ann Missouri Bot Gard 80:661–671]
Key to Geraniaceae
Annual, perennial herb, often ± glandular, especially above. Stem: generally 1–4 mm wide in lower 1/2. Leaf: palmately lobed to divided, ± hairy; segments generally palmately lobed and/or toothed; upper alternate or opposite; blade generally round in outline, base generally cordate. Inflorescence: (1)2-flowered. Flower: radial (± bilateral); sepals ± awned to mucronate; stamens 10, outer 5 opposite petals (lacking anthers in G. pusillum), inner 5 alternate petals, nectary glands 5, alternate petals. Fruit: mericarp generally ovoid, dehiscent, 1-seeded; basal callus generally present, often with long bristles.Key to Geranium
± 400 species: temperate, tropical mountains. (Greek: crane, from fruit beak) [Aedo 2001 Anales Jard Bot Madrid 59:3–65; Aedo et al. 1998 Ann Missouri Bot Gard 85:594–630]
Unabridged references: [Aedo 2000–2001 Anales Jard Bot Madrid 58:39–82, 59:3–65; Aedo et al. 1998 Ann Missouri Bot Gard 85:594–630]
Perennial herb. Stem: ascending to erect, 1.5–7.5 dm; hairs sparse, stiff, reflexed, appressed. Leaf: blade 1.5–5.6 cm wide, divided 0.55–0.8 to base, segments 5–7, broadly wedge-shaped. Flower: pedicel 11–31 mm; sepals 3–5.5 mm, smooth, short-awned; petals 3.1–7.1 mm, rounded or ± notched, purple. Fruit: mericarp 2.6–3.2 mm, smooth, minutely strigose; beak 9.1–14.5 mm, narrow tip 0; stigmas 0.9–1.5 mm. Seed: faintly pitted.
Disturbed sites; < 200 m. North Coast, Outer North Coast Ranges, n Sierra Nevada Foothills, Central Coast, San Francisco Bay Area, w South Coast, Western Transverse Ranges, c Peninsular Ranges; native to South America. Previously misidentified as Geranium retrorsum DC., native to Australia. Mar–Oct [Online Interchange]
Previous taxon: Geranium columbinum
Next taxon: Geranium dissectum
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Nov 30 2015
Citation for this treatment: [Author of taxon treatment] 2013. Geranium, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=81114, accessed on Nov 30 2015
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© 2007 Doreen L. Smith
|Geographic subdivisions indicated for the distribution of Geranium core-core|| Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
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(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).
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