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Elaeagnus angustifolia
RUSSIAN OLIVE

Higher Taxonomy
Family: ElaeagnaceaeView DescriptionDichotomous Key

Common Name: OLEASTER FAMILY
Habit: Shrub, tree, generally thorny, generally densely silvery-hairy throughout; hairs generally scale-like; occasionally +- dioecious. Leaf: simple, alternate or opposite, generally deciduous, entire; petiole generally short; stipules 0. Inflorescence: generally umbel-like, axillary; flowers 1--few. Flower: radial; hypanthium rotate to salverform, fleshy in age, lower part generally constricted, persistent, with a nectary disk; sepals generally 4, +- petal-like; petals 0; anthers 4 or 8, +- sessile; ovary superior but appearing inferior, chamber 1, style 1. Fruit: achene enclosed in fleshy hypanthium, appearing drupe- or berry-like.
Genera In Family: 3 genera, +- 45 species: North America, Europe, Asia, eastern Australia; especially temperate, subtropics.
eFlora Treatment Author: Elizabeth McClintock, except as noted
Scientific Editor: Douglas H. Goldman, Bruce G. Baldwin.
Genus: ElaeagnusView Description 

Flower: hypanthium bell-shaped to salverform, lobes 4; stamens +- exserted; disk flask-shaped, enclosing base of style; stigma +- elongate, on 1 side of style.
Species In Genus: +- 40 species: North America, southern Europe, Asia. Etymology: (Greek: olive, chaste-tree)

Elaeagnus angustifolia L.
NATURALIZED
Habit: Plant < 7 m, occasionally thorny. Leaf: 4--8 cm, lanceolate to oblong, more silvery on abaxial surface. Flower: 5--10 mm, +- as wide at top, fragrant; hypanthium +- dark yellow inside, tube +- = lobes. Fruit: 10--20 mm, elliptic in outline, yellow.
Ecology: Uncommon. Disturbed, sometimes moist places; Elevation: generally < 2050 m. Bioregional Distribution: ScV, SnFrB, SnGb, SnBr, PR, GB, DMoj; Distribution Outside California: native to temperate Asia. Flowering Time: May--Jun Note: Cult as ornamental.
Synonyms: Elaeagnus angustifolius L., orth. var.
eFlora Treatment Author: Elizabeth McClintock
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botanical illustration including Elaeagnus angustifolia

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Citation for this treatment: Elizabeth McClintock 2016. Elaeagnus angustifolia, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=23860, accessed on February 06, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 06, 2016.


Elaeagnus angustifolia
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© 2009 Barry Rice
Elaeagnus angustifolia
click for enlargement
© 2009 Barry Rice
Elaeagnus angustifolia
click for enlargement
© 2010 Neal Kramer

More photos of Elaeagnus angustifolia in CalPhotos


Geographic subdivisions for Elaeagnus angustifolia:
ScV, SnFrB, SnGb, SnBr, PR, GB, DMoj;
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.