OF NORTH AMERICA, 
63 
flowers, it deserves to be deemed a peculiar sp, 
by narrow leaves not white beneath, and la^ 
rose flowers. 
637. Spirea feruginea Raf. stems angular 
simple fuscate tomentose, leaves oblong cune* 
ate sessile, broadly serrate, beneath rusty to* 
mentose, panicle ample foliose at the base, 
branches spicate, flowers subsessile, calix and 
capsules rusty rugose scabrous — East Kentuc- 
ky, Mts. Wasioto and Apalachian, shrub 2 or 3 
feet high, woody at base, flowers purple : easily 
known by the color, cuneate leaves, spikes and 
capsules. Yar. angustifolia , leaves narrow 
cuneate, spikes slender. Pine barrens of New 
Jersey. 
638. Spirea glomerata Raf. torn cut os a 
Med. fl. tab. 88 stem siinple'terete sulcate fus- 
cate tomentose, leaves petiolate elliptic or ova* 
toblong jagged serrate, beneath fulvous tomen* 
tose, panicle slender spicate, flowers subsessile 
glomerate, calix fulvous tomentose — Alleghany 
Mts. very small suffruticose pedal without bran- 
ches, flowers small incarnate. Near to Sp. ro- 
sea, but different leaves, sessile flowers quite 
jagged or duplicate serrate, nankin color be- 
neath. Yar. 1 major , bipedal, 2 pallida. 
639. Spirea glomerata var, drier ea Raf. 
differ, virgate, stem subterete not striate, ashy 
tomentose, leaves also beneath, and calix like- 
wise— Pine barrens of New Jersey, pedal, flow- 
ers quite glomerate sessile redish. 
646. Spirea parvifolia Raf. Stem branch- 
ed angular purplish smooth, branches tomen- 
tose, leaves sessile small elliptic base entire, 
serrate above, beneath grey tomentose, panicle 
spicate glomerate, flowers sessile, crowded, ca- 
