468 



KOSACEAE (HOSE FAMILY) 



villous ; corymbs slightly villous; flowers about 1."* cm. broad ; calyx glabrous, 

 its lobes triangular-acuminate, slightly villous inside, often red-tipped ; stamens 

 about 10; styles 2-5; fruit scarlet, short-pyriform, 8-12 mm. long ; calyx- 

 Jobes persistent; flesh glutinous; nutlets usually 3-4, 0-8 mm. long; nest 

 of nutlets 6-7 mm. thick. Columbia R. and tributaries, e. of Cascade Mts. 

 Fl. May; fr. Aug., Sept. Var. FH-KHI (Britton) Eggleston. Leaves more pubes- 

 cent ; corymbs varying from slightly to densely pubescent ; fruit pubescent. 

 With the typical form westward, but extending e. to s. Minn, and L. Superior. 



Var. Brunetiana (Sarg.) Eggleston. Leaves often ovate, 2-0 cm. long, 2-8 

 cm. wide; corymbs slightly pubescent; calyx-lobes lanceolate-acuminate. 

 Nfd. to L. Superior., s. to N. S. and centr. Me. Fl. June ; fr. Sept, 



x? C. laurentiana Sarg. Similar to var. Piperi, but usually with 4-5 nutlets 

 with occasional shallow pits on their ventral faces. A possible hybrid, occurring 

 near Montreal. 



24. C. Macauleyae Sarg. Leaves ovate or oval, 4-6 cm. long, 3.5") cm. 

 wide, acute, abruptly cuneate or rounded at the base, membra nacrous, glabrous, 

 dull dark green ; corymbs glabrous; flowers 1.6-1.8 cm. broad ; calyx glabrous, 

 its lobes pubescent inside ; stamens about 20 ; anthers small, yellow ; styles 4-"> ; 

 fruit subglobose to short-ellipsoidal, dark crimson, 1-1.2 cm. thick ; ',////./ t , routi- 

 ne nt ; flesh thin, yellow, dry ; the 4-5 nutlets 7-8 mm. long ; nest of nutlets 7-8 

 mm. thick. Occasional, w. N. Y. Fl. May ; fr. Oct. 



25. C. Oakesiana Eggleston. Leaves ovate to broadly ovate, acute or acumi- 

 nate, gradually or abruptly cuneate, slightly pubescent above, becoming glabrate, 

 3-7 cm. long, 3-6 cm. wide, doubly serrate toward the apex; corymbs slightly 

 villous; flowers about 2 cm. wide; calyx villous, its lobes glabrous outside, 

 slightly villous inside; stamens about 20; anthers yellow; styles 3 ~: fruit 

 pyriform-ellipsoidal, slightly angular, yellowish-red, about 1 cm. thick ; sepals 

 deciduous; flesh soft, mealy, light yellow; the 3-5 nutlets 6-7 mm. long- 

 nest of nutlets 7-8 mm. thick. Valley of the Connecticut, n. e. Vt. Fl. 

 May ; fr. Aug., Sept. 



26. C. Jackii Sarg. Leaves ovate-orbicular to obovate, 3-6 cm. long, 2. ">-"> 

 cm. wide, acute, cuneate to rounded at base, dull dark green above, slightly 



pubescent, glabrate ; corymbs slightly villous ; flow- 

 ers 2-2.5 cm. wide ; calyx glabrous, its lobes sharply 

 glandular-serrate, slightly pubescent inside ; stamens 

 5-10 ; anthers yellow ; styles 2-3; fruit ovoid-ellip- 

 soidal, 1-1.5 cm. thick, dull dnrfr red. prominently 

 angled ; flesh thick, reddish ; the 2-3 nutlets 7-0 mm. 

 long ; nest of nutlets 0-10 mm. thick. (('. mtnn- 

 data Sarg.) Isle of Montreal to s. Out. Fl. May ; 

 fr. Sept. 



27. C. irrasa Sarg. Leaves ovate to elliptical, 

 acute, broadly cuneate, or truncate at base, u-ith 

 4-0 pairs of acute lobes, 3-6 cm. long, 3-0 cm. wide, 

 me mbranaceous, slightly pubescent, becoming gla- 

 brous above, pubescent beneath, particularly along 

 the veins ; corymbs slightly villous ; flov<-r* about 

 1.r> cm. wide; calyx villous. its lobes slightly villous 

 inside ; stamens about 2<> ; styles :!-;") ; fruit sub- 

 globose to short-ellipsoidal, slightly angled, sparingly 

 pubegctnt, dull red, about 1 era. thick, with persistent 

 calyx-lobes and reddish tlesh ; the 3-5 nutlet* -S 

 mm. long; nest of nutlets 8-10 mm. thick. Isle of 

 Montreal and Montmorency Falls, Que. Fl. May ; 

 fr. Sept. 

 Corymbs more villous ; fruit scarlet ; nutlets usually 



775. C. rotumlifulia. 



Var. div6rgens Peck. 

 :'.. NVar Albany, N. Y. 



Var. Blanchardi (Sarg. 1 Eggleston. Corymbs and calyx more villous than in 

 ilie typical form; anthers pink ; fruit dark cherry -red. Deertield Valley. Vt. 



28. C. rotundif61ia Moeiich. Li-nri-n oi-nti'-url>icnf<n- or obovate. :', -" cm. 



