EOSACEAB (rose FAMILY) 



467 



10 stamens, pink anthers, and pyriform yellow-green fruit. 

 ill s. Va. 



It should be sought 



§7. PARVIFOLIAE Loud. (Uniflorae Beadle.) Leaves rather small, apatu- 

 late, obovate, or oval, obtuse, rounded, or acute at the apex, cuneate at 

 the base, cretiate, crenate-dentate, or serrate, subcoriaceous, shining above, 

 very pubescent lohen young, becoming scabrate above when mature; petioles 

 very short, pubescent, winged ; corymbs tomentose, 1-G-flowered ; calyx-lobes 

 long and foliaceous, slightly pubescent, laciniate; stamens about 20-; 

 anthers ichite ; styles 5-7 ; frxiit pubescent, globose or pyriform, greenish- 

 yellow or red; calyx prominent, its lobes reflexed ; flesh firm ; nutlets 

 usually 5, often more; shrubs, 1-4 m. tall, armed ivith slender straight 

 often foliaceous spines 1-6 cm. long. 



Leaves obovate or spatnlate, usually obtuse; corymbs 1-3-flowered . . 21. Ciome-ntoBa. 



Leaves ovate, usually acu^e ; corymbs 3-6-flowered 22. C. Vailiae. 



21. C. tomentbsa L. Leaves obovate to spatulate, obtuse or rounded at 



the apex, 1.6-4 cm. long, 1-3 cm. wide, crenate ; corymbs l-S-flowered, flowers 



1-1.5 cm. wide; fruit subglobose, 1-1.5 cm. thick, yellow-qreen ; nutlets 7-9 



mm. long, grooved on the back ; nest of nutlets 8-10 nun. thick. (C. uniflora 



Muench. ; C. parvifolia Ait.) — Sandy soil, L. I. to 



Fla., w. Ky., Mo., and centr. Tex. Fl. May ; fr. Oct. 



Fig. 774. Var. SMfTiiii (Sarg.) Egglestpn. Leaves 



serrate; fruit red. — Near Philadelphia. Fl. May; 



fr. Sept. 



22. C. Vailiae Britton. Leaves 2-5.5 cm. long, 

 1-4.5 cm. wide, oval or ovate, acute at the apex, 

 cuneate at the base, crenate-serrate, often slightly 

 3-5-lobed ; petioles 4-10 mm. long ; corymbs 3-6- 

 flowered; flowers 1-1.5 cm. wide; fruit globose. 

 8-10 mm. thick, reddish-brown; nutlets 5-6 mm. 

 long ; nest of nutlets 7-8 mm. thick. — Va. to n. w. 

 Ga. ; Greensboro, Ala. 



§8. R0TUNDIF6LIAE Eggleston. (Coccineak 

 Sarg.) Leaves elliptical-ovate to orbicular, 

 doubly serrate or lobed, subcoriaceous, dark 

 yellow-green and shining above ; petioles glandu- 

 lar, slightly winged above, 1-5 cm. long ; young 

 foliage usually yellow-green ; corymbs many- 

 flowered ; calyx-lobes glandular-serrate, usually 

 lanceolate-acuminate; stamens 5-20; anthers 

 usually yellow ; styles 2-5 ; fruit depressed-glo- 

 bose to short-ovoid, red; flesh soft; calyx-lobes 

 reflexed ; nutlets usually 3-4, ridged on the back ; 

 round-topped shrubs and trees, 3-10 m. high, 

 with numerous curved spines (2-7 cm. long). 



7T4. C. tomentosa. 



Leaves elliptic-ovate, sharply cuneate, deeply-inciaed .... 

 Leaves ovate-orbicular, broadly cuneate or truncate at base. 



Calyx prominent ; fruit subglobose 



Calyx obscure. 



Fruit pyriform, yellow-red 



Fruit globose, red. 

 Fruit angular in cross-section. 

 Fruit glabrous ; flowers 2-2.5 cm. wide ; leaves slightly lobed . 

 Fruit pubescent ; flowers about 1.5 cm. wide ; leaves sharply lobed . 

 Fruit round in cross-section. 

 Nest of nutlets shorter than thiclc ; fruit about 1 cm. thick, dark 



red ; leaves 3-6 cm. wide ; anthers yellow .... 

 Nest of nutlets longer than thick ; fruit about 1.5 cm. thick, carmine- 

 ]-ed ; leaves 1-^ cm. wide ; anthers pink 



C. cotumMana. 

 C. MacanUyae. 

 C. Oakeaiana. 



C. Jachii. 

 C. irrapn. 



C. rot/u/ndifoHa . 

 C. .Tone mi P: 



2H. C. Columbiana Howell. Leaves cuneate-obovnte. or oblong, 2-6 cm. long, 

 ■5 cm. wide, incisely H-Q-lobed above the middle, acute to acuminate, sparingly 



