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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.
Leaf: cauline, 2, ± opposite, generally ovate to ± round.
Inflorescence: raceme, ± open; flower bract < flower.
Flower: sepals ± equal, green to ± purple, lower spreading; lateral petals ± like sepals, ascending to erect; lip generally > sepals, petals, spreading to descending, generally wedge-shaped, flat, tip entire to deeply lobed; column subcylindric, straight to curved, anther at tip.
Fruit: generally spreading.
± 25 species: temperate, arctic North America, Eurasia. (Martin Lister, English naturalist, 1638–1711) [Coleman 1995 Wild Orchids Calif. Cornell Univ] Names available in Neottia (earlier name), with same epithets, for all CA taxa if Listera treated as congeneric with that genus.
1. Lip deeply 2-lobed; leaf base cordate ..... L. cordata
1' Lip not lobed, tip ± entire or notched; leaf base abruptly tapered or rounded
2. Lip 4.5–7 mm, tapered to base, base wider than column base, generally with 2 short, thread-like teeth, tip ± entire ..... L. banksiana
2' Lip 8–13 mm, abruptly narrowed to claw, claw ± as wide as column base, teeth indistinct, tip notched ..... L. convallarioides
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].
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