460 Heuchera Americana. 
Hevcnera, L.* Calix 5-fidus. Petala 5-parva. Stamina 5. Capsula 2-locularis. Folia 
H Americanae radicalia et flores in scapo paniculati terminales. H. Dichoto- 
mae caulis dichotomus et pedunculi 2-flori foliis oppositis axillares. 
Juss, Gen. Plant. ed. 1789. p. 308. 
Caps. 2-locularis, 2-rostris. Pet. five, calici inserta. 
Gen. Ch. Cal. Perianth of one leaf, with five roundish, narrow, obtuse segments. Cor. 
Petals five, lanceolate, inserted into the margin of the calix, and of the same 
length with it. Stam. Filaments five, awl-shaped, erect; anthers roundish. 
Pist. Germen roundish, cloven half way down, ending in two straight styles, 
the length of the stamens; stigmas obtuse. Peric, Capsule ovate, acuminated, 
half cloven, of two cells, with two beaks which are reflexed. Seeds numerous, 
small: 
Ess. Ch. Petals five. Capsule with two beaks and two cells. 
Hevcuera Americana; viscido-pubescens; scapo foliisque aperiusculis, foliis mo- 
dice rotundato-lobatis dentatis ; dentibus dilatatis obtusis mucronatis, pedun- 
culis panicule tres dichotomis divaricatis, calicibus brevibus obtusis, petalis 
lanceolatis longitudine calicis, staminibus longe exsertis. Pursh. 
Viscid and pubescent; scapes naked, thyrsus elongated ; radicle leaves on long 
petioles, with rounded lobes. Pers. 
SYNONYMA, 
Hevcuera cortusa. Mich. 
Hevcuera viscida. Pursh. . 
Cortusa Americana. Herm. 
Miretxa Americana, flore squallide purpureo, villoso. Boerh. 
PHARM. 
Hevcuerz Americana, Radix. 
