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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.
Stem: crown conic, top slender, generally nodding; branches ± drooping; bark red-brown; twig with persistent, peg-like leaf bases, hairy or puberulent; bud ovoid.
Leaf: 5–25 mm, tapered to a short petiole above persistent base, spreading, ± 2-ranked or not, ± flat, grooved adaxially or not, ridged abaxially.
Seed cone: pendent, 1.2–7.5 cm, ovoid to oblong, opening 1st yr; stalk ± 0; bract included, free from scale.
Seed: plus wing < 2 cm.
10 species: n hemisphere. (Japanese: hemlock)
1. Lvs ± 2-ranked, not more crowded above twig, grooved adaxially, with 2 ± white bands abaxially; seed cone 1.2–2.5 cm ..... T. heterophylla
1' Lvs not 2-ranked, more crowded above twig, rounded adaxially, glaucous, with 2 ± white bands abaxially, adaxially; seed cone 3–7.5 cm ..... T. mertensiana
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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