S42 icosANDRiA Di-PEVTAGYNiA. Spiraea. 



In dry swamps of Canada and New York. Tj . May. 

 V. V. Flowers white, small, and in great abundance. 

 chamcedrifo- 4. S. foliis obovatis apice inciso-dentatis glabris, corymbis 

 lia. pedunculatis.— /Fz//d. sp. pi. 2. p. 105b. 



Icon. Schmidt arb. 53. 

 media. /S. S. foliis utrinque subvillosis paucldentatis. Schmidt 



arb 54. 

 In Canada and on the north-west coast. Tj . May, June. 



bris, corymbis ter- 

 foliosis. — Pall. Ji. 



leiul'ifoUa. 5, S. foliis lato-ovatis inciso-serratis gl; 



minalibus compositis fastigiatis 



ross. I. p 33. t. 16. 

 In the mountains of Virginia. Pj . May— July. v. v. 



Not above a foot high ; flowers tinged with red. This 



species is \ery distinct from S. ulmij'olia JVilld. sp. 



pi. 2. p. 1058, to \\hich it has been rcleired as a 



synonym. 

 ofulifoUa, Q. S. foliis ovatis lobatis duplicato-dentatis crenatisve gla- 



bris, corymbis terminalibus confertifloris, floribus 3- 



gynis, cap!.ulis inflatis.— WilUi. sp. pi. 1. p. 105y. 

 Icon. Schmidt arb. 32, Rob. ic. 134. Comm. hort. 1. 



t. 8/. 

 On the banks of rivers, particularly in the mountains : 



Canada to Carolina, ij • J""^? J^ly- ""• '^- i'lowers 



white; generally known by the name of Nine-bark, 

 copitata. 7. S. foliis ovatis sublobatis duplicato-dentatis subtus leticu- 



iatis tomeniosis, corymbis terminalibus congestis sub- 



capitatis longissime pedunculatis, calycibus tomen- 



tosis. 

 On the north-west coast. Menxies. Tj -. June. v. s. 



in Herb. Ban^s. An imperfect specimen of this spe- 

 cies I observed in the Lewisian Herbarium, gathered 



on the Columbia. 

 discolor. 8. S. foliis ovatis lobatis dentatis subplicatis subtus niveo- 



tomentosis, paniculis terminalibus pedunculatis ramo- 



sissimis. 

 On (he banks of the Kooskoosky. h . June, July. v. s, 



in Herb. Lewis. A shrub abuut live ieet high. 

 sorbifolia. Q. S. foliis pinnatis, foliolis uniforinibus serratis, fioribus 



paniculatis. IFilld. sp. pi. 2. p. IO60. 

 Icon. Schmidt arb. 58. Pall.Ji ross. 1. t. 24. 

 On the north-west coast, and probably in Cnnada. h . 



July, Aug. V. V. A handsome small shrub ; flowers 



white. 



