Jepson eFlora: Taxon page
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Rhus integrifolia
LEMONADE BERRY

Higher Taxonomy
Family: AnacardiaceaeView DescriptionDichotomous Key

Common Name: SUMAC or CASHEW FAMILY
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: RhusView DescriptionDichotomous Key

Habit: Shrub, tree; dioecious or flowers bisexual and pistillate. Leaf: simple or compound, deciduous or evergreen, entire, toothed, or lobed. Inflorescence: panicle, terminal on short twigs, open to dense; flowers +- sessile. Flower: stamens 5; styles 3, free or +- fused. Fruit: spheric or +- flat, glabrous or glandular-hairy, generally +- red; pulp thin or thick, +- resinous.
Species In Genus: +- 150 species: warm temperate. Etymology: (Greek: ancient name for sumac)
Unabridged Note: 2 species with pinnately compound leaves native to eastern North America, Utah, cultivated in California: Rhus glabra L., smooth sumac (petioles, young stems glabrous), Rhus typhina L., staghorn sumac (petioles, young stems densely hairy).

Rhus integrifolia (Nutt.) Benth. & Hook. f. ex Rothr.
NATIVE
Habit: Plant 1--8 m. Leaf: simple, evergreen; petiole 2--7 mm; blade 2.5--6 cm, 2--4 cm wide, wide-elliptic to lance-elliptic, entire to toothed, +- leathery, generally flat, tip +- obtuse. Inflorescence: branches stout; bractlets 2--4 mm. Flower: sepals green, glandular-ciliate; petals white to +- pink. Fruit: 7--10 mm diam, glandular-hairy, +- red.
Ecology: Canyons, generally n-facing slopes, chaparral; Elevation: < 900 m. Bioregional Distribution: SW; Distribution Outside California: Baja California. Flowering Time: Feb--May Note: Cult elsewhere. Hybridizes with Rhus ovata.
eFlora Treatment Author: John M. Miller & Dieter H. Wilken
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botanical illustration including Rhus integrifolia

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Citation for this treatment: John M. Miller & Dieter H. Wilken 2016. Rhus integrifolia, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=41186, accessed on May 06, 2016.

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


Rhus integrifolia
click for enlargement
© 2013 Keir Morse
Rhus integrifolia
click for enlargement
© 2013 Keir Morse
Rhus integrifolia
click for enlargement
© 2009 Thomas Stoughton
Rhus integrifolia
click for enlargement
© 2013 Keir Morse
Rhus integrifolia
click for enlargement
© 2013 Keir Morse
Rhus integrifolia
click for enlargement
© 2013 Keir Morse

More photos of Rhus integrifolia in CalPhotos


Geographic subdivisions for Rhus integrifolia:
SW;
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.