Jepson eFlora: Key page
Vascular Plants of California
Key to families | Table of families and genera

Key to Holodiscus discolor

View taxon page for Holodiscus discolor

(For a list of species in Holodiscus discolor, use the above link.)

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

1. Leaf  glabrous, shiny adaxially, flushed red, base generally wedge-shaped; on serpentine ..... var. cedrorum

1' Leaf blade sparsely to densely hairy adaxially, dull, not flushed red, base wedge-shaped or  to rounded; generally not on serpentine

2. Leaf blade 1.5–8 cm, teeth toothed, base generally truncate to rounded; inflorescence 5–25 cm, 5–25 cm wide, branches generally many ..... var. discolor

2' Leaf blade 0.3–3 cm, teeth , above middle, base generally wedge-shaped; inflorescence 2–8 cm, 1.5–5 cm wide, branches 0–few

3. Leaf  to glabrous both surfaces, glands visible ..... var. glabrescens

3' Leaf ± long-hairy 1 or both surfaces, glands 0 or generally obscured by hairs ..... var. microphyllus


Please use this Google Form for Contact/Feedback

Citation for the whole project: Jepson Flora Project (eds.) . Jepson eFlora, [accessed on ]

Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on .

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.