243 



No. 49, 



hairs : shaped like tiiose of the maple trees, base deeply 

 and acutely cordate, circumference acutely five cleft, 

 sometimes seven cleft or even nine cleft; segments 

 angular, acute, unequally toothed, teeth short, round- 

 ed, mucronate; only five branched nerves; both sur- 

 faces smooth, upper green, lower glaucous. Scapes 

 round, smooth, fistulose, straight, one or two feet 



high. 



Flowers very small, forming a long panicle, occu- 

 pying the upper half of the scape, cylindrical, but 

 loose, small pinnatifid or pectinated bracts at the base 

 of the branches, which are scattered and irregularly 

 divided with small subulate bracteoles at the lower 

 divisions; pedicels longer than the flower. Calix with 

 five acute teeth. Petals lanceolate, flesh colored, fila- 

 ments subulate, erect, jutting out, anthers rounded. 

 Pistil bifid with two long styles, stigma obtuse. Cap- 

 sule with two beaks, opening inside of the beaks, with 

 <.,.r. ^oTl« fnrmfift hv the involute valves. Manv small 



blaak seeds. 



Locality — In the mountains, hills, clifTs and fis- 

 sures of rocks in Kentucky, Tennessee, "West Vir- 

 ginia, and Pennsylvania, Ohio, Maryland, Sec. 



HISTORY— All the species of this very natural 

 genus have the same properties, and are used indis- 

 criminately under the name of Alumroot; they shall 

 tlicrefore be united in this article. I have thought 

 preferable to figure one of my nevv species, rather than 

 to give another figure of the n^.ost common kind, 

 v^rongly called H. americana. Since the H. dicho- 

 toma iias beeu removed from this 2enu5, all the known 



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