1706 SPIR^A 



tomentose beneath, 1-2J^ in. long: fls. deep pink or pur- 

 ple, in narrow dense panicles, brownish tomentose and 

 3-8 in. Ions; stamens somewhat longer than the obo- 

 vate petals; sepals reflexed: follicles pube.scant, usu- 

 ally diverging. July-Sept. Nova Scotia to Ga., west to 

 Manitoba and Kansas. B.B. 2:1%. Em. 2:485.-Var. 



.'""^ 



5:149. 



2369. Spiraea Dou^: 



white fls. F.E. 8:833. ( 

 »t spread by suckers like most others 

 aria. Ail the last named species iin- 

 coming shrubs and decorative with 

 !-s ,,f l.n-lit ..r,l,.,p pink fls. They 

 ' 1- 'i' II il,<:ii> .1 ill masses in the 



closely allied to S.alpina, but not yet introduced; S. 

 and Sorbaria sorbifolia are sometimes cult, under th 



S. difiuriiiis, Zul.el l.'s. :ill.;i ,<.fi,i-.vriili..s:il. Med 



stalked umbels i.ai.l 

 Camtscliatica.— .s. t]nt> 

 Don). Low shrub, allii 

 branches: Ivs. small, n 

 middle, quite glabroi 

 corymbs. Him:il, I, 

 Sorbaria gr;uiilin..i a 

 granditlora, — N // -. 

 decumbens, Imi 



applieil to S )i ;. 



k. » Exochorda 

 sely allied to S. 

 ? sepals upright 



in large 



-S. arice- 



SPIRAL FLAG. See Costu 



SPIRANTHES (name Grc.l. 

 pikes). OrchidttceiF. Lmui 

 luding about 40 specic-s .lis|H 



rring to the twisted 

 :ssEs. A genus in- 

 iroughout the tem- 



