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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Rhamnaceae||View Description||Dichotomous Key|
|Genus: Rhamnus||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Rhamnus ilicifolia Kellogg
Habit: Shrub < 4 m. Stem: bark gray; branches stiff, generally ascending; twigs glabrous to finely hairy. Leaf: evergreen; petiole 2--10 mm; blade 20--40 mm, ovate to round, thick, glabrous adaxially, glabrous or hairy, flat to concave abaxially, base rounded, tip obtuse, rounded, or widely notched, margin entire, irregularly toothed, or prickly, veins prominent or not. Inflorescence: 1--6-flowered, generally glabrous; pedicel 2--4 mm. Flower: generally unisexual; hypanthium +- 2 mm wide; sepals 4; petals 0. Fruit: 2-stoned, 4--8 mm, red. Chromosomes: 2n=24.
Ecology: Chaparral, desert scrub, montane forest; Elevation: < 1150 m. Bioregional Distribution: CA-FP, DMtns; Distribution Outside California: southern Oregon, Arizona, Baja California. Flowering Time: Mar--Jun Note: Intermediates between Rhamnus ilicifolia, Rhamnus insula Kellogg (Baja California) in PR.
Unabridged Synonyms: Rhamnus crocea subsp. ilicifolia (Kellogg) C.B. Wolf; Rhamnus crocea var. ilicifolia (Kellogg) Greene
eFlora Treatment Author: John O. Sawyer, Jr.
Jepson Online Interchange
Previous taxon: Rhamnus crocea
Next taxon: Rhamnus pilosa
Citation for this treatment: John O. Sawyer, Jr. 2017. Rhamnus ilicifolia, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=41070, accessed on March 28, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on March 28, 2017.