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Lycium californicum
CALIFORNIA BOX-THORN

Higher Taxonomy
Family: SolanaceaeView DescriptionDichotomous Key

Common Name: NIGHTSHADE FAMILY
Habit: Annual to shrub. Leaf: generally simple, generally alternate, generally petioled; stipules 0; blade entire to deeply lobed. Inflorescence: various. Flower: bisexual; calyx lobes generally 5; corolla +- radial, cylindric to rotate, lobes generally 5; stamens 5, on corolla tube, alternate lobes; ovary superior, generally 2-chambered, style 1. Fruit: berry, loculicidal or septicidal capsule, [(drupe)], 2--5-chambered.
Genera In Family: 75 genera, 3000 species: worldwide, especially +- tropics; many alien weeds in California; many cultivated for food, drugs, or ornamental (potato, tomato, peppers, tobacco, petunia); Toxicity: many TOXIC. Note: Nicandra physalodes (L.) Gaertn. is a waif.
eFlora Treatment Author: Michael H. Nee
Scientific Editor: Thomas J. Rosatti.
Genus: LyciumView DescriptionDichotomous Key

Common Name: BOX-THORN, WOLFBERRY
Habit: Shrub 1--4 m, generally with thorns, glabrous, hairy, or glandular-hairy. Leaf: alternate, clustered or not, entire, small, fleshy, generally +- flat to elliptic in ×-section. Inflorescence: clusters; flowers 1--several. Flower: calyx cylindric to bell-shaped, lobes 2--5; corolla funnel- or bell-shaped, +- white, +- green, or +- purple, lobes 4--5; stamens attached at various levels. Fruit: berry, 2-chambered, fleshy [dry]. Seed: 2--many.
Species In Genus: +- 100 species: warm, dry areas worldwide. Etymology: (Latin: Lycia, ancient country of Asia Minor)

Lycium californicum Nutt.
NATIVE
Habit: Glabrous; branches rigidly spreading. Leaf: 3--10 mm, linear to oblanceolate, +- round in ×-section. Flower: calyx 3 mm, bell-shaped, lobes 2--4(5), +- 0.8 mm, widely triangular; corolla 4--6 mm, bell-shaped, reflexed or not, white, purple-tinged or -veined, lobes = tube, ovate; stamens exserted, attached near tube base. Fruit: 3--6 mm, red, firm. Seed: 2, oblong.
Ecology: Coastal bluffs, coastal-sage scrub; Elevation: < 150 m. Bioregional Distribution: s SCo, ChI; Distribution Outside California: Baja California. Flowering Time: (Dec)Mar--Aug
eFlora Treatment Author: Michael H. Nee
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory

Previous taxon: Lycium brevipes var. hassei
Next taxon: Lycium cooperi

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botanical illustration including Lycium californicum

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Citation for this treatment: Michael H. Nee 2016. Lycium californicum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=32207, accessed on May 01, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on May 01, 2016.


Lycium californicum
click for enlargement
© 2013 Keir Morse
Lycium californicum
click for enlargement
© 2004 Michael Charters
Lycium californicum
click for enlargement
© 2004 Michael Charters
Lycium californicum
click for enlargement
© 2013 Keir Morse
Lycium californicum
click for enlargement
© 2013 Keir Morse
Lycium californicum
click for enlargement
© 2013 Keir Morse

More photos of Lycium californicum in CalPhotos


Geographic subdivisions for Lycium californicum:
s SCo, ChI;
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.