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Pistacia atlantica

Higher Taxonomy
Family: AnacardiaceaeView DescriptionDichotomous Key

Habit: Shrub, tree; generally dioecious or flowers bisexual and unisexual; resin clear, often weathering black, generally aromatic, latex milky or 0. Leaf: simple to ternate- or odd-pinnate-compound, alternate, deciduous or evergreen; stipules 0. Inflorescence: raceme or panicle; flowers generally many. Flower: generally unisexual, radial; sepals generally 5, base generally +- fused; petals 5, generally > sepals, free; (perianth parts 1--7 in Pistacia); stamens 4--7 or 10, vestigial in pistillate flowers; ovary superior, vestigial or 0 in staminate flowers, subtended by +- lobed, disk-like nectary, chamber generally 1, ovule generally 1, styles 1--3. Fruit: drupe-like, generally +- flat, sticky or not, hairs short or 0; pulp +- resinous, aromatic or not.
Genera In Family: 70+ genera, +- 850 species: tropics, warm temperate; some ornamental (Rhus, Schinus), cultivated for fruit (Anacardium, cashew; Mangifera, mango; Pistacia, pistachio). Toxicity: TOXIC: many genera produce contact dermatitis.
eFlora Treatment Author: John M. Miller & Dieter H. Wilken, except as noted
Scientific Editor: Bruce G. Baldwin, Thomas J. Rosatti.
Genus: PistaciaView Description 

Common Name: PISTACHIO
Habit: Tree; dioecious. Leaf: deciduous; leaflets [3]7--9[16], membranous, entire to toothed. Inflorescence: panicle, axillary or terminal, open to dense. Flower: perianth parts generally 1--7, bract-like, unequal, brown-green, ephemeral; stamens 4--7, vestigial in pistillate flowers; styles 3, fused at base, generally 0 in staminate flowers. Fruit: spheric to obovoid, +- purple; pulp fleshy.
Species In Genus: +- 11 species: Mediterranean, eastern Asia, Texas, Mexico. Etymology: (Ancient Arabic or Persian name) Note: Pistacia vera, pistachio, generally with 3 leaflets, widely cultivated for food.
Unabridged Note: Pistacia texana, lentisco, generally with < 21 leaflets, native to Texas, northern Mexico.

Pistacia atlantica Desf.
Habit: Plant 3--10 m. Stem: branches spreading to erect. Leaf: axis winged; leaflet tip acute to obtuse. Fruit: 6--8 mm, +- obovoid. Chromosomes: 2n=28.
Ecology: Flats, roadsides, drainages; Elevation: < 100 m. Bioregional Distribution: ScV, expected elsewhere; Distribution Outside California: escaped in Utah, Texas; native to Mediterranean, Middle East. Flowering Time: Feb--Apr Note: Cult for ornamental, escaping; used as rootstock for Pistacia vera L.
eFlora Treatment Author: John M. Miller & Dieter H. Wilken
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Citation for this treatment: John M. Miller & Dieter H. Wilken 2016. Pistacia atlantica, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on April 30, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora,, accessed on April 30, 2016.

Geographic subdivisions for Pistacia atlantica:
ScV, expected elsewhere;
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.
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.