Ord. 38. ARALIACE^. 



1. A R ALIA, Tourn. 



1. Aralia nudicaulis, Linn. 



Hab. On the Upper Columbia, between Spokane River and Fort 

 Colville ; in woods. — Larger than the eastern plant, and the lower 

 pair of leaflets petiolulate. Angles of the (scarcely mature) fruit 

 almost winged in the dry state. This species has not been hitherto 

 recorded as a native of the Pacific side of the continent. 



2. Aralia racemosa, Linn. 



Yar. OCCIdentalis : foliis tenuioribus ; calycis dentibus late triangn- 

 laribus. 



Hab. Upper tributaries of the Sacramento, California. — Differs from 

 the eastern plant in its very thin leaves, and shorter as well as much 

 broader teeth of the calyx. It may prove to be a distinct species. 



2. ECHINOPANAX, Decaisne & Planchon. 



1. Echinopanax horridum, Decaisne & Planchon. 



Hab. Puget Sound, and southward to the Columbia River; in 

 moist woods. — This genus was established by the authors cited above, 

 in the Revue Horticole for 1854, for the Panax horridum of Smith, 

 Hooker, &c. It was made a sub-genus, Oplopanax, in the Flora of 

 North America. 



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