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LAURACEAE LAUREL FAMILY

Henk van der Werff

[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 [2] 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]

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Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Jul 24 2014
Citation for this treatment: [Author of taxon treatment] 2013. Lauraceae, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=168, accessed on Jul 24 2014

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