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ANACARDIACEAE SUMAC or CASHEW FAMILY

John M. Miller & Dieter H. Wilken, except as noted

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.
70+ genera, ± 850 species: tropics, warm temperate; some ornamental (Rhus, Schinus), cultivated for fruit (Anacardium, cashew; Mangifera, mango; Pistacia, pistachio). TOXIC: many genera produce contact dermatitis. [Yi et al. 2007 Syst Bot 32:379–391] —Scientific Editors: Bruce G. Baldwin, Thomas J. Rosatti.
Unabridged references: [Pell 2004 Ph.D. Dissertation, Louisiana State Univ, Baton Rouge; Cronquist et al. 1997 Anacardiaceae In: Intermountain Flora 3A:313–317; Wannan & Quinn 1991 Bot J Linn Soc 107:349–385; Wannan & Quinn 1990 Bot J Linn Soc 103:225–252; Ibe & Leis 1979 Bull Torrey Bot Club 106:140–144; Brizicky 1963 J Arnold Arbor 44:60–80]

Key to Anacardiaceae

MALOSMA

1 sp. (Greek: strong odor)
Unabridged references: [Yi et al. 2007 Syst Bot 32:379–391; Wannan & Quinn 1991 Bot J Linn Soc 107:349–385; Wannan & Quinn 1990 Bot J Linn Soc 103:225–252; Brizicky 1963 J Arnold Arbor 44:60–80]

M. laurina (Nutt.) Abrams LAUREL SUMAC
NATIVE
Shrub, 2–6 m; flowers bisexual or unisexual. Leaf: simple, evergreen; petiole 10–40 mm; blade 3–10 cm, 2–4.5 cm wide, elliptic to lance-oblong, ± leathery, ± folded along midrib, tip abrupt-pointed, margin entire. Inflorescence: branches slender; bractlets < 1.5 mm. Flower: sepals green, entire; petals generally white. Fruit: 2–3 mm diam, glabrous, ± white.
Slopes, canyons, chaparral; < 1000 m. Southwestern California; Baja California. Jun–Jul [Online Interchange]
Unabridged note: Expanded author citation: Malosma laurina (Nutt.) Nutt. ex Abrams

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Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Sep 22 2014
Citation for this treatment: [Author of taxon treatment] 2013. Malosma, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=32551, accessed on Sep 22 2014

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click for enlargement Malosma laurina
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2003 Michael Charters

Geographic subdivisions indicated for the distribution of Malosma laurina 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.