ROSACEAB (ROSE FAMILY) 



467 



10 stamens, pink anthers, and pyriform yellow-green fi'uU. It should he sought 



in s. Va. 



§ 7, PARVIF6lIAE Loud. (Uniflorae Beadle.) Leaves rather sinall, spatit- 

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

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

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

 very short, piibescent, loinged ; corymbs tomentose, 1-G-Jlou-ercd ; calyx-lobes 

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

 anthers white; styles 5-7 ; fruit pubescent, globose or pyriform, greenish- 

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

 usually 5, often more; slirubs, 1-4 m. tall, armed with slender straight 

 often foliaceous spines 1-6 cm. long. 



Leavesobovateor ppatnlate.usTiallv obtuse; corymbs l-3-flowered . . . 21 C. tomentosa. 

 Leaves ovate, usually acui;e ; corymbs 3-C-tiowered ^'-i. C.\cnliae. 



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



the apex, 1.5-4 cm. long, 1-3 cm. wide, crenate ; corymbs l-o-flowered, flowers 



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



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



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



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



Fig. 774. Var. Smithii (Sarg.) Eggleston. Leaves 



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



fr. Sept. 



22. C. Vailiae Britton. Leaves 2-5.6 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. (Coccineae 

 ^^^ •^''b».<ss^ Sarg.) Leaves elliptical-ovate to orbicular, 



^^\ ->s^^^CJ doubly serrate or lobed, subcoriaceous, dark 



-^^ ^*^ yellow-green and shining above ; petioles glandu- 



lar, slightly idnged 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 yelloiv ; 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, 

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



774. C. tomentosa. 



Leaves elliptic-ovate, sharply cuneate, deeply-incised 



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. .^. , , i. 



Nest of nutlets shorter than thick ; 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, carmme- 

 red ; leaves 4-S cm. wide ; anthers pink 



28. C. Columbiana. 



24. C. 3tacaulerjae. 



25. C. Oakesiana. 



26. C. Jackii. 



27. C. irrasa. 



28. C. rotundifoUa. 



29. C. Jouesae. 



23. C. Columbiana Howell. Leaves cuneMe-obovate or ohlong, 2-6 cm. long, 

 1-6 cm. wide, incisely 5-9-lobed above the middle, acute to acuminate, sparingly 



