KOSACEAE (ROSE FAMILY) 473 



43. C. leioph^lla Sarg. Leaves broadly ovate, 3-7 cm. long and wide, broadly 

 ouneate to truncate at the base, subcoriaceous, dull, with 3-5 pairs of acuminate 

 spreading lobes; flowers about 2 cm. ■wide ; stamens about 20 ; anthers yellow ; 

 fruit pyriforr>i-subglobose, 1.2-1.4 cm. thick, slightly angular, dark green, be- 

 coming bright red, slightly pruinose ; flesh yellow ; nutlets usually 4, 7-8 mm. 

 long ; nest of nutlets 8-10 mm. thick. — Frequent, w. N. Y. Fl. May ; fr. Oct. 



Var. Maineana (Sarg.) Eggleston. Stamens about 10 ; anthers pink ; fruit 

 globose, dark scarlet ; nutlets 6-7 mm. long. — Similar range. Fl. May ; fr. Oct. 



44. C. Jesftpi Sarg. Leaves elliptic-ovate., 8.5-7 cm. long, 2-5.5 cm. wide, 

 broadly cuneate to truncate-cordate at the base, yellow-grfien above, loith 4-5 

 pairs of acute lobes ; flowers about 2 cm. wide ; calyx-lobes entire ; stamens 

 about 10 ; anthers dark red; fruit short-ellipsoidal to pyriform, dark red, about 

 1 cm. tliick, slightly angled, destitute of bloom when mature ; calyx-lobes 

 mostly deciduous ; flesh yellow ; nutlets usually 3-4, 6-8 mm. long ; nest of 

 nutlets 7-9 mm. thick. — Twin Mts., W. Rutland, Vt. ; e. Pa.; ti. Mich.; s. w. 

 Wise. 



§ 13. COCCInEAE Loud. (Flabellatae Sarg.) Leaves large, ovate (often 

 broadly so), simply or doubly serrate 'or lobed, membranaceous to subcoria- 

 ceous, when young bronze-green; corymbs many-flowered; calyx-lobes 

 lanceolate, acuminate, glandular-serrate ; stamens 5-20 ; anthers red; 

 styles 3-5 ; fruit usunlly red and pubescent, subglobose, ellipsoidal, or 

 pyriform, with soft thick flesh and commonly persistent calyx-lobes ; nutlets 

 usually 4r-5, slightly ridged on the back; nest of nutlets usually with deep 

 sinuses; round-topped trees or shrubs, 3-10 m. high, with ascending 

 branches and curved spines 2-8 cm. long. — In this section belongs C. coo- 

 cinea Mill. ; T. & G. 



Fruit yellow ; western 45. 0. Kelloggii. 



Fruit red. 

 Leaves oblongf-ovate 

 Leaves sharply lobed ; eastern. 



Corymbs nearly glabrous • , . 46. (7. JTolmesiana. 



Corymbs very pubescent 47. C. cmomala. 



Leaves subentire ; southwestern. 

 Corymbs and fruit very tomentose . o • . • • • . 48. C. lanuginona. 



Corymbs and fruit nearly glabrous 49. C^. pyriformis. 



Leaves broadly ovate. 



Corymbs and fruit glabrous; stamens about 20 50. C. cocoinioidfs. 



Corymbs and fruit pubescent or tomentose. 

 Leaves on vegetative shoots cuneate. 



Leaves concave, S-8 cm. long, 3-7 cm. wide 51. O. Pringlei, 



Leaves plane, 3-10 cm. long, 8-9 cm. wide 62. C. pedicellaia. 



Leaves on vegetative shoots cordate 53. <7. poUta. 



45. C. KelWggii Sarg. Leaves broadly ovate to suborbieular, .3-7 cm. long, 

 2.5-7 cm. wide, rounded at the apex, broadly cuneate or truncate at the base, 

 lobed above the middle, dark yellow-green, slightly pubescent but glabrate 

 above, pubescent along the veins beneath ; petioles 2-3 cm. long, slender, villous 

 when young ; corymbs pubescent ; flowers about 1.5 cm. toide ; calyx slightly 

 pubescent, its lobes glabrous on the outer surface, slightly villous within ; 

 stamens about 20 ; styles 5 ; fruit subglobose to short-ovoid, bright yellow, 

 2-2.5 cm. thick, with spreading calyx-lobes and yellow mealy flesh ; nutlets 5, 

 slightly grooved on the back, about 8 mm. long ; nest of nutlets 9-10 mm. thick ; 

 tree 6-8 m. high, with nearly erect branches, dark furrowed bark, and occa- 

 iiionally straight chestnut-brown spines about 3 cm. long. — St. Louis, Mo., 

 uncommon. Fl. Apr. ; fr. Sept. 



46. C. Holmesiana Ashe. Leaves elliptic-ovate, 2.5-9 cm. long, 2-6 cm. 

 wide, membranaceous, acute or acuminate at the apex, cuneate at the base, 

 pubescent at length scabrous above, pubescent along the veins beneath, the 

 4-6 pairs of acute or acuminate lobes often with reflexed tips; petioles 2-3 cm. 

 long, slightly pubescent ; corymbs glabrous or slightly pubescent ; flowers about 

 1.5 cm. wide; stamens 5-10 ; styles 3-5 ; fruit pyriform. to ellipsoidal, crimson, 

 about 1.2 cm. thick, with enlarged erect persistent calyx-lobes and yellow mealy 

 acid flesh; nutlets usually S-i, 7-9 mm. long; nest of nutlets 6-8 mm. thick; 



