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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: Oleaceae||View Description||Dichotomous Key|
|Genus: Olea||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Olea europaea L.
Habit: Tree generally < 10 m. Stem: trunks becoming gnarled; bark gray, with age furrowed. Leaf: petiole 2--7 mm; blade 20--70 mm, 6--16 mm wide, narrowly elliptical to oblanceolate, green adaxially, closely silver-scaly abaxially. Inflorescence: axillary, narrow raceme-like panicle, 15--40 mm, branches opposite; bract 1--3 mm; pedicel 1--3 mm; flowers in 1--3s. Flower: calyx cup-like, 4-toothed, +- 1 mm; corolla 2.5--4 mm, white, tube < 1 mm, lobes 4, 2--3.5 mm, 1.5--2 mm wide, ovate-elliptical, margins inrolled; stamens 2, filaments < 1 mm; anthers yellow, 1.5--2.5 mm; ovary superior, +- 1 mm, style < 1 mm, stigma +- head-shaped, +- 1 mm; some ovaries not developing. Fruit: 9--20 mm, ovoid, oily, green, becoming black. Chromosomes: 2n=46.
Ecology: Generally waif, persisting from cultivation; Elevation: < 200 m. Bioregional Distribution: s NCoR, GV, CCo, SnFrB, w SCoRO, SCo, n ChI (Santa Cruz Island); Distribution Outside California: native to western Asia. Flowering Time: Feb--Jun Note: Introduced widely; cultivated for food and cooking oil in Mediterranean for +- 6000 years.
Synonyms: Olea europaea subsp. africana (Mill.) P.S. Green
eFlora Treatment Author: Family description, key to genera by Thomas J. Rosatti; treatment of genera by James Henrickson
Jepson Online Interchange
Weed listed by Cal-IPC
Previous taxon: Olea
Next taxon: Onagraceae
Citation for this treatment: Family description, key to genera by Thomas J. Rosatti; treatment of genera by James Henrickson 2016. Olea europaea, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=35090, accessed on October 21, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on October 21, 2016.