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| Family Rhamnaceae (click for list of genera only) | |
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Rhamnus L.
*
buckthorn (DISTRIBUTION MAP GALLERY of SPECIES) | |
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Rhamnus alnifolia L'Hér.
* +
alder buckthorn, alder-leaf buckthorn |
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Rhamnus cathartica L.
* +
common buckthorn, European buckthorn |
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Rhamnus frangula L.
* +
European alder buckthorn, glossy buckthorn Frangula alnus Mill. Rhamnus frangula L. f. angustifolia (Loudon) Schelle Rhamnus frangula L. var. angustifolia Loudon |
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Rhamnus lanceolata Pursh subsp. lanceolata
[Excluded] lance-leaved buckthorn | |
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Rhamnus lanceolata Pursh var. glabrata Gleason
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lance-leaved buckthorn Rhamnus lanceolata Pursh subsp. glabrata (Gleason) Kartesz & Gandhi |