Jepson eFlora: Key page
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 

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  or opposite

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

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

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

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



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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