474 



EOSACEAE (ROSE FAMILY^ 



sinuses shallow ; tree sometimes 9 m. high, with ascending branches, gray -brown 

 scaly bark, and occasional spines 4-6 cm. long. — Moist hillsides, Montreal, 

 centr. Me., R. I., Pa., s. Mich., and s. in the mts. to s. N. C. Fl. May ; fr. Aug., 

 Sept. The form occurring from Pa. southw., var. vfLLiPES Ashe ( C. tenuifulia 

 Britton), has the corymbs more pubescent. 



■17. C. an6mala Sarg Leaves oblong to ovate, 3-9 cm, long, 2-8 cm. wide, 

 acute at tlie apex, broadly cuneate to truncate at base, acutely lobed, slightly 

 pubescent becoming scabrous above, densely villous along the veins beneath, 

 yellow-green ; petioles pubescent, 1-2 cm. long ; corymbs and calyx villous, the 

 inside of the calyx-lobes but slightly so ; flowers about 1.5 cm. wide ; stamens 

 about 10 ; styles 4-5 , fruit pyriform-ellipsoidal, 1.5-2 cm. thick, crimson, with 

 prominent calyx, persistent spreading slightly pubescent calyx-lobes and light 

 yellow juicy flesh ; nutlets 7-9.5 mm. long ; nest of nutlets 8-9 mm. thick, 

 (C oblongifolia Sarg.) — Montreal I. to centr. Me., North Adams, Mass., and 

 Albany, N. Y. Fl, May ; fr. Oct. 



48. C. lanuginosa Sarg. Leaves ovate to suborbicular, 2.5-7 cm. long, 2-6 

 cm. wide, acute at the apex, broadly cuneate to truncate at the base, coarsely 

 and doubly serrate, appressed-pubescent becoming scabrous above, densely 

 white-tomentose beneath; petioles 5-25 mm. long, tomentose ; corymbs white- 

 tomentose ; flowers about 2 cm. wide; calyx densely white-tomentose, its lobes 

 ovate-lanceolate, acute ; stamens about 20 ; styles 5 ; fruit subglobose to short- 

 ellipsoidal, about 1.5 cm. thick, bright cherry-red, tomentose, with prominent 

 calyx, spreading calyx-lobes, and orange dry and mealy fles-.i ; nutlets 5, 6-8 mm, 



'long; nest of nutlets 8-11 mm. tliick ; tree with spreading and erect branches, 

 armed with many straight thorns 3-9 cm, long, the young thorns often bear- 

 ing undeveloped leaves. — Common near Webb City, s. w. Mo, Fl. May; 

 fr, Sept. 



49, C. pyrif6rmis Britton, Leaves broadly oval to obovate-oval, 3-7 cm, 

 long, 2-6 cm. broad, obtuse at the apex, cuneate at the base, sharply and some- 

 times doubly serrate, slightly jjubescent 

 but glabrate above, pubescent especially 

 along the veins beneath, yellow-green, 

 membranaceous ; petioles 1-3 cm. long, 

 winged above, tomentose to scabrous ; 

 corymbs villous ; flowers about 2.5 cm. 

 broad; calyx villous, the lobes slightly 

 pubescent ; stamens about 20 ; styles 4-5 ; 

 fruit ellipsoidal-pyriform, about 1.2 cm. 

 thick, bright cherry-red, with reflexed 

 calyx-lobes and light yellow juicy flesh ; 

 nutlets ear-shaped, about 8 mm. long ; 

 nest of nutlets about 1 cm. thick. (C. 

 dispessa Ashe.) — Kich bottom lands, 

 s. e. Mo, Fl. May ; fr. Sept. 



50. C. coccinioides Ashe, Leaves 

 broadly ovate, acute at the apex, rounded 

 or truncate at the base, doubly serrate 

 and with several pairs of broad acute 

 lobes, 4-9 cm. long, 3.5-8 cm. wide, dark 

 green above, paler and slightly tomen- 

 tose along the veins beneath, membrana- 

 ceous ; petioles glandular, 2-3 cm, long; 

 corymbs ^^-7 -flowered, glabrous ; flowers 

 about 2 cm, wide ; calyx-lobes ovate, 

 acute, glandular-serrate ; stamens about 

 20 ; styles 3-5 ; fr^iit subglobose, obtusely 



angled, 1.5-2 cm. thick, dark crimson, with prominent calyx, spreading sepals 



and subacid red-tinged flesh ; nutlets usually 1-5, 7-9 mm. long, 4.5-5.5 mm. 



tiiick, grooved on the back. (C Eggertii BritUm.) — Occasional, s. w. Ind. to 



e. Kan. Fig, 780. 



780. C. coccinioides. 



