. Gray's new manual of botany. A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada. Botany. 468 KOSACBAB (ROSE FAMILY) villous ; corymbs slightly villous; flovfers about cm. broad ; calyx glabrous, its lobes triangular-acuminate., slightly villous inside, often red-tipped ; stamena about 10; styles 2-5 ; fruit scarlet, short-pyriform, 8-12 mm. long; calyx- lobes persistent; flesh glutinous; nutlets usually 3-4, 6-8 mm. long; nest, of nutlets 6-7 mm. thick. â â Columbia R. and tributaries, e. of Cascade Mts. !F1. May; fr. Aug., Sept
. Gray's new manual of botany. A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada. Botany. 468 KOSACBAB (ROSE FAMILY) villous ; corymbs slightly villous; flovfers about cm. broad ; calyx glabrous, its lobes triangular-acuminate., slightly villous inside, often red-tipped ; stamena about 10; styles 2-5 ; fruit scarlet, short-pyriform, 8-12 mm. long; calyx- lobes persistent; flesh glutinous; nutlets usually 3-4, 6-8 mm. long; nest, of nutlets 6-7 mm. thick. â â Columbia R. and tributaries, e. of Cascade Mts. !F1. May; fr. Aug., Sept. Var. PipiKi (Britton) Eggleston. Leaves more pubes- cent ; corymbs varying from slightly to densely pubescent; fruit pubescent. â With the typical form westvrard, but extending e. to s. Minn, and L. Superior. Var. BrunetiUna (Sarg.) Eggleston. Leaves often ovate, 2-9 cm. long, 2-i cm. wide; corymbs slightly pubescent; calyx-lobes lanceolate-acuminate. â 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 ou their ventral faces. â A possible hybrid, occurring near Montreal. 24. C. MacaulSyae Sarg. Leaves ovate or oval, 4-6 cm. long, cm. wide, acute, abruptly cuneate or rounded at the base, membranaceous, glabrous, dull dark green ; corymbs glabrous; flowers cm. broad ; calyx glabrous, its lobes pubescent inside ; stamens about 20 ; anthers small, yellow ; styles 4-5 ; fruit subglobose to short-ellipsoidal, dark crimson, cm. thick; calyx promi- nent ; ilesh thin, yellow, dry ; the 4-5 nutlets 7-8 mm. long; nest of nutlets 7-8 mm. thick. â 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; flower
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