| Eysenhardtia polystachya | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Fabales |
| Family: | Fabaceae |
| Subfamily: | Faboideae |
| Genus: | Eysenhardtia |
| Species: | E. polystachya
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| Binomial name | |
| Eysenhardtia polystachya (Ortega) Sarg.
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| Synonyms | |
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Eysenhardtia polystachya, the kidneywood, is a tree from Mexico, growing along forest edges and water courses at elevations of 150–3000 m.[1] Previously it was used as a source of lignum nephriticum.