Jepson eFlora
Key to families | Table of families and genera

Key to Tsuga

View taxon page for Tsuga

Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.

1. Leaves ± 2-ranked, not more crowded above twig, grooved adaxially, with 2 ± white bands abaxially; seed cone 1.2–2.5 cm ..... T. heterophylla

1' Leaves not 2-ranked, more crowded above twig, rounded adaxially, glaucous, with 2 ± white bands abaxially, adaxially; seed cone 3–7.5 cm ..... T. mertensiana


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