47i> 



i:os. VCKAI-: 



FAMILY) 



shrubs or trees, 3-8 m. high, with irregular ffscending braiic/icx and imnn r- 

 ous curved chestnut-brown spines 3-6 cm. long. Kocky woods. 



Fruit conspicuously angled, strongly pruinose. 



Leaves usually cuneate 39. 



Leaves cordate 40. 



Fruit without conspicuous angles, slightly pruinose. 

 Leaves ovate, cuneate or cordate. 



Leaves usually cordate 41. C. sifaicv/u . 



Leaves usually cuneate. 



I, <>l>es of leaves shallow, acute 42. C. beata. 



Lobes of leaves deep, cominate . 4-. C. leiophylla. 



Leaves elliptic-ovate, cuneate 44. C. Jvxnj>i. 



30. C. pruinbsa (Wendl.) C. Koch. Leaves elliptic-ovate to broadly ovate, 

 2.5-6 cm. long and wide, membranaceous ; flowers about 2 cm. wide; stamens 



about 20 ; anthers pink, rarely yellow ; fruit 

 apple-green, bertmiing warlct or purple, 1.2- 

 1.5 cm. thick; flesh yellow, sweet ; nutlets 

 6-8 mm. long ; nest of nutlets 8-0 mm. thick. 

 Common, w. N. E. to s. Wise., Mo., A'a., 

 and s. in the mts. Fl. May; fr. Oct., Nov. 

 FIG. 779. Forma DfssosA (Sarg.) Eggleston. 

 Stamens 10. With the typical form. 



Var. Iatis6pala (Ashe) Eggleston. Leaves 

 more nearly entire ; fruit reddish-brown. 

 (C. cognata Sarg.) With the typical form. 

 Var. PHILADELPHIA (Sarg.) Eggleston. 

 Leaves with more acuminate lobes, those on 

 vegetative shoots usually cordate. (C.fusca 

 Sarg.) Range of typical form. 



Var. conjiincta (Sarg.) Eggleston. Fruit 

 less angular and not highly colored ; anthers 

 light yellow. Kange of typical form. 



Var. Ported (Uritton) Eggleston. Fruit 

 pyriforin, reddish-brown. Pocono Mt. and 

 adjacent region, e. Pa. 



40. C. deltoides Ashe. Leaves broadly 

 ovate, 3-7 cm. long and broad, abruptly 

 acuminate at the apex, cnrdntf or truncate 

 at the base, with 4-6 pairs of broad acumi- 

 nate lobe*; flowers about 2 cm. broad; 

 stamens about 10 ; fruit depressed-globose, bright red, 1-1.5 cm. thick ; flesh 

 yellow ; nutlets 6-7 mm. long ; nest of nutlets 8-10 mm. thick. Dutchess Co., 

 N. Y., and e. Pa. Fl. May ; fr. Oct. 



41. C. silvicola Beadle. Leaves triangular-ovate, 2-7 cm. long, 2-6 cm. wide, 

 rounded, truncate, or on vegetative shoots cordate at the base, incisely lobed ; 

 flowers about 1.5 cm. wide; stamens 10 ; fruit globose, 1-1.1 cm. thick, slit/filly 

 angular, red; the 3-5 nutlets 6-8 mm. long; nest of nutlets 7-8 nun. thick. 

 N. Ala. and n. w. Ga. 



Var. Beckwithae (Sarg.) Eggleston. Leaves sharply lobed ; ilo\\ers about 2 

 cm. wide; fruit subglobose to compressed-globose, cherry red. 1.2-1."> cm. 

 thick ; nutlets 6-8 nun. Ion- : not of nutlets 8-10 mm. thick. (C. Rol>binni<iini 

 Saix r . : ' '. xn/mis Ashe.) Frequent, w. N. E. to s. Mich., and s. to Pa. Fl. 

 May : fr. Dot 



-t_. C. beata Sarg. Leaves 3-8 cm. lonu. 2..V-7 cm. wide, broadly cuneate 

 to truncate at the base, aciiti-ly lob,- t l. niembranaceous. dull ; [lowers about 2 cm. 

 wide; stamens about 20; fruit xlmrt-clli/ixniditl, slightly angular, crimson, 

 xfifllitl;/ /iriiinose, 1-1.6 cm. thick ; the 4 - "> nutlets <>--S mm. loni: ; nest of nutlets 

 O-'ll mm. thick. Occasional, w. N. V. and s. Out. Fl. May ; fr. Oct. 



Var. c6mpta (S;iru.) E^leston. Leaves on vegetative shoots sometimes 

 subcordate, sulicoriaceous ; (lowers about !.."> cm. wide; stamens 7-10 ; nutlets 

 3-4. Similar rang-. Fl. May ; fr. Oct. 



779. C. pruinosa. 



