Contains 2 accepted taxa overall.
Characteristics
Classification
Citation
ZANTHOXYLUM Linnaeus, Sp. Pl. 270. 1753.
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TYPE: Zanthoxylum clava-herculis Linnaeus Lectotypified by Rehder, J. Arnold Arbor. 26: 72. 1945.
Species
| Scientific Name | Common Name | Herbarium Specimens | Status | Photos |
|---|---|---|---|---|
| Zanthoxylum americanum | Northern Toothache Tree, Northern Prickly-ash | |||
| Zanthoxylum clava-herculis | Southern Toothache Tree, Hercules'-club, Sea-ash, Southern Prickly-ash, Pepper- bark, Tickle-tongue |
Identification Key
1. Leaf paripinnate, without a terminal leaflet
1. Leaf imparipinnate, with a terminal leaflet
2
2. Petiole and leaf rachis winged
2. Petiole and leaf rachis not winged
3
3. Plant lacking prickles or spines
3. Plant usually with prickles and/or spines
4
4. Stem with a pair of spines at the base of the leaf often present, stems otherwise smooth; leaf pubescent; inflorescence axillary
4. Stem with prickles distributed along the stem and becoming enlarged on the trunk, without spines in distinct pairs at the leaf base; inflorescence terminal
Genus Synonyms
| Synonym | Full Citation | Basionym | Type |
|---|---|---|---|
| No synonyms found. | |||