CROWFOOT FAMILY. 35 



14. COPTI8. Leaves of 3 leaflets. 



15. NIGELLA. Leaves finely dissected. 



_ _ ,= Petals large hollow spurs projecting between the sepals. 



16. AQUILEGIA. Pistils usually 5. Leaves compound. 



++++ Flowers irregular and unsymmetrical, racemose orpanicled. 



17. DELPHINIUM. Upper sepal spurred. 



18. ACONITUM. Upper sepals In the form of a hood or helmet. 



+*.++ T+ Flowers regular, racemose; sepals falling when the flower opens, petal-like. 



19. ACT-iEA. Pistil only one, becoming a berry. Flowers in a short and thick raceme 



or cluster. 



20. CIMICIFUGA. Pistils 1-S, becoming pods In fruit. Flowers In long racemes. 

 +><_,.+++> Flowers very large, regular, not racemose; sepals herbaceous and per- 

 sistent. 



21. P-iEONIA. Pistils 2 or more, becoming leathery pods. 



--I- Ovules a single pair. Flower 8 regular, solitary, or in compound racemes. Herbs 

 or shrubs. 



22. XANTHORRHIZA. Petals 5, small Little pods 1-seeded. Undershrnb, with yellow 



wood and roots. 

 28. HYDRASTIS. Petals none. Fruit berry-nke. Low perennial. 



1. CLEMATIS, VIRGIN'S BOWER. (The Greek name of a climb- 

 ing plant.) Akenes numerous, in a head, the persistent style forming 

 naked, hairy, or plumose tails to the fruit. Many garden hybrids and 

 forms. If. Ornamental climbers, with somewhat woody stems ; a few 

 are erect herbs. (Lessons, Figs. 278, 279, 378.) 



1. Flowers solitary ; climbers. 



* Sepals thin, spreading, 6 or more. 



C. f!6rida, Thunb. Flowers 3'^' across, sepals broad-ovate, white, 

 purplish, or with a purple center of transformed stamens (var. SIE- 

 B6LDii) ; leaves usually twice compound. Japan. 



C. lanugindsa, Lindl. Cult, from China. Flowers 6'-10' across, 

 lavender. Leaves thick, usually simple (rarely ternate), cordate, acute, 

 smooth above, hairy below ; buds woolly. 



C. JACKMANNI of gardens is a hybrid between this species and C. Viti- 

 cella. 



C. patens, Morr. & Dene., also called C. c<ERtTLEA, and various 

 names for varieties. Flower 5'-7' across, with 6-9 or more oblong or 

 lance-shaped sepals of various colors ; leaflets simply in threes. Japan. 



* * Sepals thin, spreading, 4 only. 



C. verticiUiris, DC. Flowers about 3' across, sepals bluish-purple, 

 acute ; leaflets mostly entire ; akenes with feathery tails. Rocky woods 

 or ravines N. and in mountainous parts. 



C. Viticella, Linn. VINE BOWER C. From Eu. ; a hardy climber, 

 with flower 2 '-3' across ; the widely spreading sepals obovate, either pur 

 pie or blue ; akenes with short, naked points. 



C. orientalis, Linn. HEAVY-SCENTED C. Cult, from Central Asia; 

 flowers yellow, H' across, sepals ovate, bluntish; long and feathery tails 

 to the akenes. In cult, as C. GRAVEOLENS. 



* * * Sepals thick, leathery, erect. 



C. Viorna, Linn. LEATHER FLOWER. Wild from Penn. and Mo., S., 

 in rich soil ; sepals purple or purplish, 1' long or more, erect, and with the 

 narrow tips only spreading or recurved ; akenes with very feathery tails. 



