UANUNCULACKvK. (CUOWFOOT FAMILY.) 35 



10. Trollilia. Petals many, minute ami stamen-like, hollowed near tlie biise. Pods 8 -15, 



sessile. Leaves palmiitely divMed. 



11. Coplis. Petals 5.-C, small, liollowe<l at the apex. Pods 3-7, long-stalked. Sepals 



ilioiiludiis. Li'aves trifuliolate. 



12. Ilrllfborus. Petals 8-10, small, tubular, 2-lipped. Pods several, sessile. Sepals 5, 



pcrsistfiit, turning green with age. 



13. Aqullcgla. Petals 5, spur-shaped, longer than the 5 deciduous se])als. Pods 5 



• • Flower unsymmetrical and irregular. Puds sevcral-Sfeded. 



14. Delphinium. Upi)er sepal spurred. Petals 4, of two forms; the upper pair with 



long spurs, enclosed in the spur of the caly.\. 



15. Acoiiit uiii. I'pper sepal h<K>ded, covering the two long-clawed small petals. 



* • * Flower symmetrical. Pods ripening only one seed. Shrubby. 



16. Zaiitliui-liizu. Petals 5, small, 2-lobe(l, with claws. Stamens 5-10. Flowers in 



drooping cumpouiid racemes. 

 Tribe V. CIMICIFUGKjE. Sepals imbricated, falling' off as the flower opens. Pet- 

 als small and Hat, or none. Pistils 1- several. Fruit a 2 - several-seeded pixl or berry. 

 All the loaves alternate. 



17. Hyilrastis. Flower solitary. Pistils several in a head, becoming berries in fruit, 2- 



seeded. Leaves simple, lobcd. Petals none. 

 IS. Actaca. Flowers in a single 'short raceme. Pistil single, forming a many-seeded berry. 



lA'aves 2 - 3-ternately compound. Petals manifest, but small. 

 19. Ciiiiicifiiga. Flowers in long spiked racemes. Pistils 1-8, in fruit forming dry and 



several-seeded pods. Leaves 2 -3-ternately compound. 



1. CLEMATIS, L. Virgin's-Roweu. 



Sepals 4, or rarely more, colored, the valvatc margin.s turned inwards in the 

 bud. Petals none, or small. Aehcnia numerous in a head, bearin-.^ the persist- 

 ent styles as naked, hairy, or jilumosc tails. — Perennial herbs or vines, mostly 

 ft little woody, and climbinjj by the bendino; or clas])ino; of the leafstalks, rarely 

 low and erect. Leaves opjjosite. ( KXruiaTis, a name of Dioseorides for a climb- 

 ing plant with long and lithe branches.) 

 § 1. ATIiAGKXE, L. Some of the outer Jilamcnts cnkurjcd and qradnall if passing 



into small spatiilute petals : peduncles bearing sinyle larye Jhivers : the thin sepals 



widely spmidiny. 



1. C. verticill^ris, DC. "Woody-stemmed climber, almost glabrous; 

 leaves trifoliolate, with slender common and partial petioles; leaflets ovate or 

 slightly heart-shaped, jwinted, entire, or on sterile stems 1 -3-toothed or lobed ; 

 flower blnish-purple, 2'-3' acro-^s ; tails of the fruit plumose. ( Atragenc Amer- 

 icana, Sims.) — Rocky j)laces in moimtainous districts, Maine and Western 

 New England to Virginia, Wisconsin, and northwestward: rare. May. — A 

 pair of leaves with a j)cdnncle between them, devclo|)ed in spring from each of 

 the oi)i)ositc buds, gives the appearance of a whorl, whence the specific name. 



§ 2. CLEMATIS projier. Prtals entirely wanting. 



* Peduncles bearing single large nodding Jlowers : calyx leathery : anthers linear. 



■*- Stem low, enrt and mostly .>iimple: caly.r silky outside, greenish. 



2. C. OChroletlca, Ait. Leaves simple and entire, ovate or sometimes 

 3-lobed, almost .•fissile, silky beneath ; tails of the fruit very plumose. — Copses^ 

 L(mg Island, Staten Island (/>;•. Allin), Pennsylvania, and Virginia: rare. 

 May. 



