long : racemes shorter tlian the loaves, shortly podunchul ; ])racts conspicuous de- 

 ciduous: flowers greenish white, 3 to 7 lines broad: drupes blue-black, with a sl'irdit 

 furrow on the inner side, 6 to 8 lines long ; flesh bitter ; stone somewhat com- 

 pressed. — ITook. & Arn. Bot. Beechey, 3:37, t. 82; Torr. & Gray, Fl i 413- 

 Lindl. in Trans. Ilort. Soc. iv. 222, & fig. ' ' 



• lu '"°i''^Plf^'='''' ^"fl 0" the north slopes of l.ills from San Luis Obisno to Fraser River, chiefly 

 in the Coast Ranges. Floweimg in March and April ; fruit ripe from June to July. 



3. SPIRJEA, binn. Mkadow-Swkkt. 

 (Jalyx persi.stcMit, fi-lobed ; the tube campanulato or coiknivo. Totals 5, rounded, 

 nearly sessile. Stamens numerous (20 or more), inserted with the petals. Carpels 

 usually 5 or more (2 to 12), distinct and .sessile or nearly so, becoming membrana- 

 ceous or coriaceous several- (2- 15-) seeded follicles, not inflated. Seeds small, 

 pendulous, linear, with a thin membranaceous testa, without albumen. — Perennial 

 herbs or mostly shrubs ; leaves alternate, mostly without stipules (in our species) ; 

 flowers whito or ro.'^o-colored, in compound corymbs or panicles, or rarely spicato, 



n.rl/'"T "'"• "'.'""^ 50 si)ccios, belonging rl.iony to the Icnpcrate and cooler regions of the 

 f^nH T^^"'h'l''"^'<'-. ^ ""y «-^"t!c ornnniental species are common in cultivation Of the 13 

 found in North America 4 are confined to the Atlantic States. 



Fnlrv p""'Tin To'^-'^'^y'. Watson, Proc. Am. Acad. xi. 147, the Spircea Californica of Torrey in 



sm iPtrJ P'w tb'nn';V'" r" ''','T'''^ ^'f'^l '^' ^''''' ^"'^ "'^^"'■^ "> S«»tT^^™ Arizona. Iti a 

 smn tree, with narrowly lanc.late serrate leaves, white-tomentose beneath; flowers white in 

 small tenninal panicles ; stamens 2.'", ; the silky carpels united into a .'-.-celled capsule .seeds 2 

 each cell, erect, and winged at tlie summit. l "'- > ■'''■«^»*' ^ 



§ 1. J<:red shrubs, with simple <n,d imiall,, hhol or toothed leaves: stipules none: 



flowers perfect. — Simr/Ka proper. 



* Petals rose-colored or purplish, orbicular, exceeding the calyx: filaments much ex- 



serted : carjyels smooth : ovides several. 



1. S. betulaefoUa, Pallas. Glabrous or finely pubescent, a foot or two high or 

 more w, h reddish bark : leaves broadly ovate to ovate-oblong, rounded at base, 

 usually obtuse, acutely and unequally serrate or incised, an inch or two long, on short 

 petioles or nearly sessile : flowers pale purj.le, in fastigiate compound often leafy- 

 bracted corymbs : calyx-lobes as long as the tube, re(lex(.d : carpels f,, a lino long : 

 ovules 5 to 8.-H. Ro.ss. t. IG. S. chama-drifolia, Pursh, not Linn. S. corym- 

 bosa, Raf -^ 



r^ottZ^J/'tllVl'l ^\7\'^'''f'\ •'^V-''?^ '"^ ''"^' ^''' altitude, from Mono Pass (Breurr) 

 "hanv MonnH n^= ^ to Alaska and the head-waters of the Missouri ; also eastwar.1 in the Alle- 

 ghany Mountains, and in Northern Asia and Japan. 



2. S Douglasii Hook. Erect, 3 to 5 feet high, with reddish-brown bark : the 

 young branches, inflorescence, and lower side of the leaves more or less densely 

 wlut.j-tomentoso: leaves oblong, 1 to 3 inches long, unequally serrate t.nvanls the 

 rounded or acutish apex, often somewhat cuneate at ba.so, very shortly petiolod, the 

 upper surface bright green or sometimes pubescent : flowers rose-colored crowded in 

 a narrow usually elongated sessile panicle: calyx-lobes mostly reflexed : carpels 5, 

 glabrous : ovules 9 to 11. — Fl. i. 172 ; P>ot. ]\Iag. t. 5151. ' 



Var. Nobleana, Watson. Less pubescent, sometimos nearly smooth : flowers 

 in lm>ad tl.yrso.d panicles: leaves often 3 or 4 inches long. — .9. A^obleana, Hook. 

 r>ot. Mag. t. 51(;i). 



Var. Menziesii, Presl. Slightly pubescent aliovo. th(-, leaves glabrous and of the 

 same CO or on b(. til sides or paler beneath : panicle narrow.— Epiraelijc Hot. 195. 

 S. Afenziesu, Hook. Fl. i. 173. 



In wet places from the Upper Sacramento to the British boundary and Malio. 



