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Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
Shrub or tree, evergreen; dioecious. Leaf: alternate, linear, decurrent, tip acute; not in bundles, generally appearing 2-ranked. Pollen cone: with stamen-like structures. Seed: 1 at tip of short twig, partly or completely enclosed by subtending aril; coat woody; cotyledons 2.
5 genera, 16 species: northern hemisphere; some Taxus species widely used in landscaping. [Florin 1948 Bot Gaz 110:31–39] —Scientific Editors: Douglas H. Goldman, Bruce G. Baldwin.
Key to Taxaceae
Tree. Stem: trunk of regular width; branches horizontal; wood aromatic. Pollen cone: with 6–8 whorls of 4 stamen-like structures.
5–7 species: North America, Asia. (John Torrey, New York botanist, 1796–1873)
Stem: trunk to 20(25) m, < 1.5 m wide; bark ± smooth or fissured, brown, tinged orange. Leaf: ± 2-ranked, dark green adaxially, ± yellow-green abaxially, with 2 longitudinal, ± yellow grooves. Seed: 25–45 mm, oblong; coat ± longitudinally grooved.
Shady moist canyons in forest or woodland, occasionally chaparral; 10–2100 m. North Coast, North Coast Ranges, Cascade Range Foothills, Sierra Nevada, San Francisco Bay Area, South Coast Ranges. [Online Interchange]
Unabridged synonyms: [Torreya myristica Hook.; Tumion californicum (Torr.) Greene]
Previous taxon: Torreya
Next taxon: Cabombaceae
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Apr 20 2014
Citation for this treatment: [Author of taxon treatment] 2012. Torreya, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=46751, accessed on Apr 20 2014
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Robert Potts © 2001 California Academy of Sciences
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