RANUNCULACEJE. (CROWFOOT FAMILY.) 8 



1>. TROLLIUS. Petals many, minute and stamen-like, h jllowed near the base Pods 8 - 16, 

 sessile. Leaves divided. 



18. COPT1S. Petals 5-6, small, hollowed at the apex. Tods 3-7, long-stalked. Sepals decid- 

 uous. Leaves divided. 



14. I1ELLEBORUS. Petals 8 - 10, small, tubular, 2-lipped. Pods several, sessile. Sepala 6 



persistent, turning green with age. 



15. AQUILEGIA. Petals 5, spur-shaped, longer than the 5 deciduous sepals. Pods 5. 



* * Flower unsymmetrical and irregular. Pods several-seeded. 



16. DELPHINIUM. Upper sepal spurred. Petals 4, of two forms ; the upper pair with long 



spurs, enclosed in the spur of the calyx. 



17. ACONITUM. Upper sepal hooded, covering the 2 long-clawed petals. 



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



18. ZANTIIORHIZA. Petals 5, small, 2-lobed, with claws. Stamens 5-10. Flowers in droop. 



ing compound racemes, polygamous. 



TRIBE V. CIMICIFUGE^E. Sepals imbricated, falling off as the flower opens. Petals 

 small and flat, or none. Pistils 1 - several. Fruit a 2 - several-seeded pod or berry. 

 Leaves all alternate. 



19. HYDJIASTIS. Flower solitary. Pistils several in a head, becoming berries in fruit, 2- 



seeded. Leaves simple, lobed. Petals none. 

 90. ACT^EA. Flowers in a single short raceme. Pistil single, forming a many-seeded berry. 



Leaves 2 - 3-ternately compound. Petals manifest. 

 21. C1MIOIFUGA. Flowers in long spiked racemes. Pistils 1-8, in fruit forming dry seYend- 



seeded pods. Leaves 2 - 3-ternately compound. 



1. ATRAGENE, L. ATRAGENE. 



Sepals 4, colored, their valvate margins slightly turned inwards in the bud. 

 Petals several, much smaller than the sepals, passing gradually into stamens. 

 Achcnia numerous in a head, bearing the persistent styles in the form of long 

 plumose tails. Perennial vines, climbing by the leafstalks ; stems a little 

 woody. Buds scaly. Leaves opposite, compound. Peduncles 1 -flowered. (A 

 name of obscure derivation, given to a climbing plant by Thcophrastus.) 



1. A. Americana, Sims. (AMERICAN ATRAGENE.) Leaflets stalked, 

 ovate, pointed, entire or a little toothed, sometimes slightly heart-shaped. ( Clem- 

 atis verticiilaris, DC.) Shady rocky hills, Maine and Western N. England to 

 Wisconsin, Pennsylvania, and mountains of Virginia. April, May. From 

 each of the opposite buds in spring arise two termite leaves with long-stalked 

 leaflets, and a peduncle which bears a bluish-purple flower, 2-3 inches across. 



2. CLEMATIS, L. VIRGIN'S-BOWER. 



Sepals 4, colored, the valvate margins turned inwards in the bu-1. Petals 

 none. Achenia numerous in a head, bearing the persistent styles as miked, 

 hairy, or plumose tails. Perennial herbs or vines, a little woody, and climbing 

 by the twisting of the leafstalks. Leaves opposite (KX^/ian's, a name of Di- 

 oscorides for a climbing plant with long and lithe brarches.) 

 * Peduncles bearing single large nodding flowers : calyx leathery: anthers hneai. 



*- Stem erect and mostly simple : calyx silky outside. 



1. C, ochrolciica, Ait. Leaves simple and entire, ovate, almost sessile, 

 ilky beneath, reticulated and soon smooth above; tails of the fruit verv plu- 



