RANUNCULACE.^. 



41 



.■^ C Pitcheri. Torr. and Gray. Leave's i.ii.iuUo. 3-0 ; loaflots rou^h, veins 

 prominent slightly cordate, ovate, entire, or .'Mobed, leathery, upper ones 

 fre(iuentlv simple. Flowers nodding. Calyx hell-shaped. Sepals ovate- 

 lanceolate, dull purple ; points narrow, and recurved, nearly an inch in length. 

 Fruit tipped with thread-like plumes, naked or .sUghtly pubescent. June. 



Geography. — Mississippi Valley in Arkansa.s, l.nva, and Illinois. 



4. C. verticillaris, DC. (Whorled-leaved Virgin's Bower.) Stem 10 to 20 

 feet long, climbing on small trees by means of its coiling petioles, woody, 

 nearly smooth. Leaves in 

 whorls or clusters of 4, ter- 

 nate ; leaflets acute, ovate, 

 slightly notched or lobed. 

 Flowers appearing in 2's, at 

 the nodes, with the leaves; 

 sepals lanceolate, acute, an 

 inch long, bluish-purple. 

 Filaments about 24, outer 

 ones spatulate, or petaloid, 

 tipped -svith rudimentary 

 anthers. May to June. 



Geographii. — Atlantic 

 States from Maine to North 

 Carolina, and west to Cali- 

 fornia, in upland woods. 

 Not common. 



5. C. viorna, L. (Leather 

 Flower. Way - adorner.) 

 Stem climbing, 10 to 15 feet 

 long, round or striate, pubes- 

 cent, purple, woody. Leaves 

 opposite, pinnately decom- 

 pound, with 9-12 leaflets, 

 parts entire or 3-lobed, ovate 

 and acute. Flowers bell- 

 shaped, axillary, purple, nod- 

 ding on long peduncles, with 

 a pair of sim])le entire leaves 

 near the middle ; sepals very 

 thick and leathery, acumi- 

 nate, and connivent and re- 

 flexed at the apex. I'lumes 

 of the fruit from 1 to 2 inches long. June. July. 



GfngrtipJn/. — Pennsylvania to Georgia, west to Oliio. PJch. open w( 



6. C. Virginiana, L. (C.)mmon Virgin's Rower.) Stem climliing. or clamber- 

 ing over shrubbery. 8 to .30 feet long, slender, woody, and channelled. Leaves 

 opposite, ternate: leaflets ovate, acute, coarsely toothed; teeth mncronate; 

 more or less .3-lol)ed. Flowers white, axillary, abundant, ditecious ; sepals 4, 

 oblong, ovate, blunt. Fruit tipped with long plumose tails, very showy in 

 autumn. July, August. 



Gfoqraphn. — Caiiada to Georgia, and west to the Mississipj.i Valley. Uiver 

 banks and damp ydaces. Common. Also cultivated. 



Clematis Virginiana (Common Virgin's Bower). 



od> 



