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    Vascular Plants of California
Key to families | Table of families and genera

Key to Urticaceae

View taxon page for Urticaceae

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

1. Stinging hairs present; leaves opposite

2. Pistillate sepals 2–4, fused ± to tip, ± equal ..... HESPEROCNIDE

2' Pistillate sepals 4, ± free, outer 2 < inner 2 ..... URTICA

1' Stinging hairs 0; leaves alternate or opposite

3. Leaves opposite (alternate), toothed; inflorescence spike-like ..... BOEHMERIA

3' Leaves alternate, entire; inflorescence 1-flowered or head-, spike-, or panicle-like

4. Stems decumbent to erect; leaf 10–90 mm; inflorescence head-, spike-, or panicle-like, generally few-flowered ..... PARIETARIA

4' Stems prostrate; leaf 3–8 mm; inflorescence 1-flowered ..... SOLEIROLIA


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