A hardy perennial. Blooms in August and September. 
Our drawing was made from a specimen communicated by 
Ayuimtr Bourse Lameerr, Esq. three years ago, out of his 
collection at Boyton, where it was raised from seeds collected 
on the borders of the Missouri, by Mr. Nurrat.; but our 
description was taken at the Botanic Garden at Chelsea in. 
August last. : 
