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Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
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[Shrub], tree, [parasitic vine], generally evergreen, aromatic; [dioecious or ± so]. Leaf: generally alternate, simple, unlobed [(lobed)], entire, generally thick; stipules 0. Inflorescence: [(flowers 1, head), raceme, panicle], umbel-like, enclosed by bracts [or not]. Flower: generally bisexual, generally ± yellow to ± green; hypanthium often calyx-tube-like, perianth parts in 2(3) whorls of 3, ± sepal-like; stamens [(3)]9[(12)], in whorls of 3, inner often with 2 stalked orange glands at base, 1 [or more] whorls often staminodes [or not], anthers  4-celled, opening by uplifting valves; pistil 1, simple, ovary generally superior, chamber 1, ovule 1, style 1, very short. Fruit: ± berry, often with swollen hypanthium, sepals.
± 54 genera, ± 3500 species: widespread in tropics, less so in temperate; some cultivated (Laurus, laurel, bay; Persea, avocado; Cinnamomum, cinnamon, camphor). [Buzgo et al. 2007 Int J Plant Sci 168:261–284; Carpenter et al. 2007 Int J Plant Sci 168:1191–1198] —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Buzgo, M., Chanderbali, A. S., Kim, S., Zheng, Z., Oppenheimer, D. G., Soltis, P. S., & Soltis, D. E. 2007. Floral developmental morphology of Persea americana (avocado, Lauraceae): The oddities of male organ identity. Int J Plant Sci 168:261–284; Carpenter, R. J., Jordan, G. J., & Hill, R. S. 2007. A toothed Lauraceae leaf from the early Eocene of Tasmania, Australia. Int J Plant Sci 168:1191–1198]
Key to Lauraceae
1 sp.: western North America. (Latin: partial umbel, from inflorescence)
Stem: < 45 m, bark ± green to red-brown. Leaf: 3–10 cm, 1.5–3 cm wide, narrowly ovate to oblong, shiny, generally deep yellow-green, minute-gland-dotted, abaxially glabrous, sparse-appressed-hairy, or minute-gray-tomentose, adaxially glabrous; petiole < blade. Inflorescence: in upper axils, umbel-like, peduncled, 5–10-flowered, subtending bracts <= 7 mm. Flower: perianth parts 6, 3–4.5 mm, oblong-ovate; stamens 9, staminodes 3, < glands, anthers 4-celled. Fruit: generally 1, 2–2.5 cm, round-ovoid, ± green, dark purple when dry, olive-like.
2n=24. Common. Canyons, valleys, chaparral; < 1600 m. Northwestern California, Cascade Range Foothills, Sierra Nevada Foothills, High Sierra Nevada, Sacramento Valley (Sutter Buttes), deltaic San Joaquin Valley, Central Coast, San Francisco Bay Area, Outer South Coast Ranges, Inner South Coast Ranges, South Coast, scattered Transverse Ranges, Peninsular Ranges; southern Oregon. [Umbellularia californica var. fresnensis Eastw.] Used in cooking, woodworking. Nov–May [Online Interchange]
Unabridged note: Known as Oregon myrtle in Oregon; used in cooking, woodworking. To some humans, oils TOXIC, aroma overwhelming.
Previous taxon: Umbellularia
Next taxon: Saururaceae
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on May 30 2015
Citation for this treatment: [Author of taxon treatment] 2013. Umbellularia, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=47489, accessed on May 30 2015
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© 2001 Tony Morosco
|Geographic subdivisions indicated for the distribution of Umbellularia californica|| 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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(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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