302 



ARBORETUM ET FRUTICETUM BRITANNICUM. 



dentately serrate. Flowers in corymbs. {Dec. Prod.) 

 A slender-branched shrub. Native country unknown. 

 Height 4 ft. to 6 ft. Cidtivated in 1820. Flowers 

 white ; June and July. Capsule reddish; ripe m Sep- 

 tember. 



Varieties. S. flexuosa latifolia Hori. ; S. diiurica Hort. ; 

 S. ?(lmif61ia, S'. carpinifolia, S. ietulasfolia, in Messrs. 

 Loddiges's collection, are identical with, or very slight 

 variations of, this species. 



^ 6. -S". (C.) CRATiEGIFo'LIA Lk. 



The Crataegus-leaved Spiraea. 



Identification. Lk. _Enum^, 2. p. 40. ; Dec. 



Prod., 2. p. .546. ; Don's Mill., 2. p. 518. 

 Engraving. 0\irjig. 499. 



Spec. Char., ^c. Leaves obovate, 

 498. s. (c.) flexuosa. obtusc J ill the terminal part doubty 



serrate ; glabrous, reticulate on the under surface. 

 Flowers white, disposed in terminal compound corymbs, 

 whose composite parts are rather capitate. {Dec. 

 Prod.) An erect shrub. Native country unknown. 

 Cultivated in 1823. Flowers white ; June and July. 



499. 



.500. S. (c.) ietutefiilia. 



North America, on 

 Mountains, and in various other 

 places on the western coast. 

 Height 3 ft. to 6 ft. Introd. in 

 1812. Flowers white ; June and 

 July. Capsule red ; ripe Sept. 



S. ca'na JValdsf. et Kit. The 

 hoaxy-leaved Spiraea. 



S, (c.) eratsegifolia. 



^ 1. S. (c.) ^etul^fo'lia Pall. The Birch- 

 leaved Spiraea. 



Identification. Pall. Fl. Ross., 1. p. 75. ; Dec. Prod., 2. p. .544. ; 



Don's Mill., 2. p. 519. 

 Syntmymes. ? S. corymbbsa Raf. in Desv. Journ. ; ? S. cratajgi- 



ftilia Lk. Enum. 2. p. 42. 

 Engravings. Pall. Fl. Ross., 1. t. IG. ; and our^g. .500. 



Spec. Char., Src. Leaves broadly ovate, serrated, 

 glabrous ; the petiole very short. Flowers in 

 fastigiate panicles. Carpels 5, upright, glabrous. 

 (Dec. Prod.) An erect shrub. Siberia; and 

 the Blue 



8 



Identification. Waldst. et Kit. PI 

 Huiig., 3. p. 252. t. 227. ; Camb. 

 Dec. Prod., 2. p. 542. ; Don's Mill. 



Engravings. Waldst. et Kit. PI. Rar 

 3. t. 227. ; and omflg. 501 . 



Spec. Char. Sfc. Leaf ovate, 

 of aiiout the size of that 

 of (Salix repens or S. ar- 

 gentea, acute, perfectly 

 entire, or slightly toothed, 

 hoarily villose. Corymbs 

 somewhat racemose ; the 

 lateral ones pedunclcd,of 

 few flowers, and lax. Se- 

 pals spreading. Styles 

 thick. Carpels divergent, 

 ratlier villose. (ZJ^cP/W.) 

 A low .shrub. Croatia, 



