Flora of North America species comparison

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Rhamnus davurica

Rhamnus utilis

Dahurian buckthorn

Chinese buckthorn

Rhamnus davurica

Rhamnus utilis
Distribution
from FNA
CT; DE; IA; IL; KY; MD; MI; MO; NC; ND; NE; NJ; NY; OH; PA; RI; SD; TN; VA; Asia [Introduced in North America]
[WildflowerSearch map]
[BONAP county map]
from FNA
CT; IA; IL; MI; OH; Asia [Introduced in North America]
[BONAP county map]
Discussion

Subspecies 2 (1 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Varieties 3 (1 in the flora).

Infraspecific taxa in Rhamnus are usually described at the rank of subspecies, whereas those of R. utilis (all Chinese) are described as varieties.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 12, p. 50. FNA vol. 12, p. 51.
Parent taxa Rhamnaceae > Rhamnus Rhamnaceae > Rhamnus
Sibling taxa
R. alaternus, R. alnifolia, R. arguta, R. cathartica, R. crocea, R. ilicifolia, R. japonica, R. lanceolata, R. pilosa, R. pirifolia, R. serrata, R. smithii, R. utilis
R. alaternus, R. alnifolia, R. arguta, R. cathartica, R. crocea, R. davurica, R. ilicifolia, R. japonica, R. lanceolata, R. pilosa, R. pirifolia, R. serrata, R. smithii
Subordinate taxa
R. davurica subsp. davurica
R. utilis var. utilis
Name authority Pallas: Reise Russ. Reich. 3: 721. (1776) — (as davuricus) Decaisne: Compt. Rend. Hebd. Séances Acad. Sci. 44: 1141. (1857)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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