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

Key to Melanthiaceae

View taxon page for Melanthiaceae


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

1. Leaves 

2. Leaves persistent after 1 year, wiry, tough; cauline leaves many, reduced upward ..... XEROPHYLLUM

2' Leaves deciduous after 1 year, not wiry, not tough; cauline leaves 0 or 1–2, much reduced

3. Perianth parts pale green-yellow to ± purple, without glandsovary partly inferior (at base) ..... STENANTHIUM

3' Perianth parts white to ± yellow, with 1–2 distinct glands near base; ovary superior ..... TOXICOSCORDION

1' Leaves  to widely 

4. Leaves > 3, ; plant 1–2 m ..... VERATRUM

4' Leaves 3, in 1 whorl subtending flower; plant < 0.7 m

5. Leaves petioled (subsessile), leathery; petals white (pink), generally purple-spotted ..... PSEUDOTRILLIUM

5' Leaves  or subsessile, not leathery; petals white, ± pink, ± yellow, or purple, not spotted ..... TRILLIUM


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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 .

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