ORDER 1. RANOTCULACEJS. 201 



1 C. verticillaris DC. Stem ascending trees 15 ft. by means of it* twisting 

 petioles. At each node is a whorl (arising from two buds) of four ternate 

 leaves, and two large purple flowers. Leaflets acute, 1 2' by ^ 1', ovate, 

 slightly notched. Sepals lanceolate, acute, 15" by 5". Filaments about 24, 

 outer ones (petals ?) dilated, spatulate, tipped with imperfect anthers. A hand- 

 eome climber in highland woods, V t. (Dr. Phelps) to N. Car. W. to the Rocky Mts. 

 May, Jn. (Atragene Americana Sims). / 



2 C. Virgin! ana L. Lvs. ternate ; Ifts. smooth, lobed, and cut-dentate. A common, 

 hardy climber in hedges and thickets, Can. to Ga. and the Miss. Stem 8-15 f. in 

 length, supporting itself on fences and brushwood by means of the long petioles. 

 Leaflets 2 3' by l\ 2', with mucronate teeth. Sep'als 4, white, oblong-obovate, 

 obtuse. Stamens 28 36. Panicles large, axillary, dichotomous. Fruit furnished 

 with long, plumous tails (caudae), appearing in large, downy tufts. Aug.f 



3 C. holosericea Ph. Lvs. ternate ; Ifts. pubescent both sides, entire, oblong- 

 lanceolate. la Carolina. Plant climbing, downy or silky in all its parts. 

 Panicles corymbous, triehotomous, few flowered. Flowers dioecious, small, white; 

 the linear petals longer than the stamens. Achenia long-plumed. 



4 C. Catesbyana Ph. Lvs. biternate ; Ifts. ovate, small, mostly 3-lobed, the 

 lobes entire. In Georgia. Plant climbing, minutely pubescent. Flowers in axil- 

 lary, divaricately forked cymes, small, mostly $ $ . Sepals linear oblong. Fila- 

 ments in the ? flowers, linear-margined, without anthers. Achenia short- 

 plumed. 



5 C. cylmdrica Sims. Lvs. ternale, pinnate, or decompound; Ifts. ovate (very 

 variable), acute, smooiJi, membranous. Virginia to Ga. and La. Stems climbing, 

 but not extensively, smooth. Leaves exceedingly various. Leaflets 3-15, glab- 

 rous, simple, often lobed or 3-parted, rendering the leaf decompound. Peduncle 

 terminal, bearing a large, nodding, bell-shaped, bluish purple flower. Achonia 

 xvith short (6 9") pubescent tails. Apr. May. 



ft. crispa. Lfts. large (2' 3'), broadly-ovate, obtuse or subcordate at base. 



Sepals above much dilated and crisped, spreading or reflexed. Ga. Varying 



imperceptibly into a. (C. crispa L.) 

 y. Wcttteri. Slender throughout. Leaflets 3 5, very narrow, acute at each end. 



Sepals narrow and scarcely wavy. Stamens sometimes sterile. Ga. Perhaps 



distinct. (E. Walters, Ph.) 

 6. linearilvba. Lfts. about 15, lance-linear, acute or acuminate at each end. 



Flower more or less cylindraceous below. Quincv. Fla.. La. (C. lineariloba, 



DC.) 



6 C. reticulata Walt. Leaves pinnate or ternate. Lfts. obtuse at each end, at 

 length rigid and prominently net-veined. Fla. Lfts. 3 6, stalked as in the other 



. species, oblong, ovate or oval, entire, simple or lobed. Flower terminal, nodding, 

 bell-shaped, pale-purple, much resembling that of No. 5. Sepals 1 !' long. 

 Achenia with long silky tails. Apr. 



7 C. Viorna L. LEATHER-FLOWER. Lfts. ovate, acute, smooth. Sepals ovate, thick 

 and leathery; ach. with long plumous tails. Woods, Ohio to Ga. Stems 10 15f 

 in length, striate. Lvs. pinnate, those of the branches (bracts) simple, ovate, 

 subsessile. Lfts. ovate or lance-ovate, simple or 3-lobed. Flower terminal, nod- 

 dins;, dark purple. Sepals ovate-lanceolate, 1' long, cuspidate point reflexed. 

 Tails If long. Jn. JL 



8 C. Pitcheri T & G. Lfts. rough with prominent veins, coriaceous. Sepals 

 lance-ovate, thick, achenia with short pubescent tails. Towa, 111. to Ark. Leaves 

 pinnate, those of the peduncles simple, subsessile. Leaflets ovate, acute or obtuse, 



. often subcordate at base. Sepals of the nodding flower ovate-lanceolate, dull 

 purple, 810" in length, the cuspidate point reflexed. Jn. (Hardly distinct 

 from the preceding.) 



9 C. ochroleuca Ait. Lvs. simple, ovate, silky, pubescent beneath. Mts. and 

 river banks, K Y. to Ga. Rare; stem 1218' high, sericious. Leaves sessile, 

 entire, simple, 2-4' long, f as wide, with prominent veins, upper surface at length 

 smooth. Flower terminal, nodding, ovate-cam panulate. Sepals silky outside, 

 yellowish-white within. Plumes of the fruit long, straw-colored. May. 



