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Geranium carolinianum

Higher Taxonomy
Family: GeraniaceaeView DescriptionDichotomous Key

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, +- 750 species: temperate, +- tropics. Some cultivated for ornamental, perfume oils.
eFlora Treatment Author: Carlos Aedo, except as noted
Scientific Editor: Thomas J. Rosatti.
Genus: GeraniumView DescriptionDichotomous Key

Common Name: CRANESBILL, GERANIUM
Habit: 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.
Species In Genus: +- 400 species: temperate, tropical mountains. Etymology: (Greek: crane, from fruit beak)

Geranium carolinianum L.
NATIVE
Habit: Annual. Stem: generally erect, 1--7 dm; hairs dense, short, spreading or reflexed. Leaf: blade 2.5--8.5 cm wide, divided 0.7--0.9 to base, segments 5(7), oblong to wedge-shaped. Flower: pedicel 3--11 mm; sepals 5--6.5 mm, smooth, short-awned; petals 5.5--6 mm, +- notched, white to rose-pink. Fruit: mericarp 3--4.5 mm, hairs dense, 0.5--1.8 mm; beak 15--19 mm, narrow tip 1--2 mm; stigmas 0.7--1.4 mm. Seed: faintly pitted. Chromosomes: 2n=52.
Ecology: Open to shaded sites, grassland, scrub, forest; Elevation: < 1700 m. Bioregional Distribution: NW (exc NCoRH), CaR, SNF, c SNH, GV, CW (exc SCoRI), SW (exc WTR, SnJt), MP (exc Wrn); Distribution Outside California: to eastern North America; alien in South America, Asia, Europe, Réunion, some Caribbean islands. Flowering Time: Feb--Aug
Synonyms: Geranium carolinianum var. carolinianum; Geranium carolinianum var. sphaerospermum (Fernald) Breitung; Geranium sphaerospermum Fernald
eFlora Treatment Author: Carlos Aedo
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Previous taxon: Geranium californicum
Next taxon: Geranium columbinum

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Citation for this treatment: Carlos Aedo 2016. Geranium carolinianum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=26710, accessed on February 10, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 10, 2016.


Geranium carolinianum
click for enlargement
© 2004 Aaron Schusteff
Geranium carolinianum
click for enlargement
© 2004 Aaron Schusteff
Geranium carolinianum
click for enlargement
© 2004 Carol W. Witham
Geranium carolinianum
click for enlargement
© 2004 Aaron Schusteff
Geranium carolinianum
click for enlargement
© 2004 Aaron Schusteff
Geranium carolinianum
click for enlargement
© 2004 Carol W. Witham

More photos of Geranium carolinianum in CalPhotos


Geographic subdivisions for Geranium carolinianum:
NW (exc NCoRH), CaR, SNF, c SNH, GV, CW (exc SCoRI), SW (exc WTR, SnJt), MP (exc Wrn);
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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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).

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Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.