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| Jepson eFlora
Key to families | Table of families and genera This text currently parallels The Jepson Manual: Vascular Plants of California, Second Edition that is now available at the University of California Press. Text appearing in blue on this page will not appear in the printed book; it will be displayed only on the Web. Specimen numbers are hyperlinked to records in the Consortium of California Herbaria data view where possible. Taxa are hyperlinked to entries in the Jepson Interchange via the "[Online Interchange]" link. |
[Subshrub, shrub], tree, evergreen; dioecious ( monoecious), or flowers bisexual.
Stem: erect [subterranean, creeping, climbing], slender to massive, smooth or covered with fibrous or prickly remains of leaf bases.
Leaf: palmately or pinnately dissected or compound, alternate, forming a terminal crown; base sheathing; petiole generally long; blade including leaflets folded lengthwise.
Inflorescence: panicle ( spike), axillary; peduncle sheathed by 1+ large bracts; flowers many, generally ± sessile.
Flower: generally small, ± radial; sepals, petals each generally 3, similar or not, fused at base or free; stamens generally 6; pistils 1, compound, or 3, simple, ovaries superior, if 1, generally 3-chambered, styles free or fused.
Fruit: generally a drupe, fleshy or dry.
Seed: generally 1.
1914 genera, 2500 species: tropics, subtrop. [Zona 2000 FNANM 22:95–123] Cult worldwide for food, ornamental, building material. —Scientific Editor: Bruce G. Baldwin.
Unabridged references: [Uhl & Dransfield 1987 Genera Palmarum; Zona 2000 FNANM 22:95–123]
1. Lf segments loosely arching to drooping, tent-like, margins folded downward; petioles generally unarmed, bases not persisting ..... [SYAGRUS]
1' Lf segments stiffly spreading, V-shaped, margins folded upward; petioles generally armed, bases persisting on trunk
2. Lf blade pinnate, elongate; petioles not split at base; dioecious ..... PHOENIX
2' Lf blade ± palmate, rounded; petioles split at base; flower bisexual ..... WASHINGTONIA
Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
We encourage links to these pages, but the content may not be downloaded for reposting, repackaging, redistributing, or sale in any form, without written permission from The Jepson Herbarium.