Banunculus 



RANUNCULACEiE 



189 



§ 2. Annual. Achenes with minutely hooked tubercles. 



3. R. papviflorus L. Syst. ed. 10, 1087 (1759); stem 

 ascending-diffuse ; leaves 3-cleft or S-sect. —Macf. Jam. i. 3 

 Griseb. Fl. Br. W. Ind. 2. 



" Portland Gap ; Catherine's Peak ; Pastures at Salt Hill ; " Mac- 

 fadyen ! McNab I Cinchona, 5000 ft., Harris I Fl. Jam. 8585. — Bermuda, 

 Southern U. States, Madeira, Canary Islands, Europe, N. Africa, W. Asia, 

 Australia and N. Zealand. 



Slender, diffuse, villose. Leaves floral often entire, linear, segments 

 coarsely toothed or laciniate-lobed. Sepals at length reflexed, about as 

 long as the petals, Villose on the outside. Petals 2-5, oblong, about 

 3 mm. 1. Achenes with a short triangular curving beak, 2 mm. 1. ; 

 receptacle glabrous. 



2. CLEMATIS L. 



Shrubby climbers! Leaves opposite, usually ternately or 

 pinnately divided ; stalk twining. Flowers polygamo-dioecious 



A, Bud of male flower x 2. 



B, Male flower open x 2. 



C, Female flower xL2 



D, I Carpel x 5. 



Fig. 77. — Clematis dioica L.i 



E, Achene cut lengthwise x 7 ; «, en- 

 . dosperm ; c, cotyledons ; r, radicle. 



F, Leaf. (A-B, after Eichler.) 



in panicles. Sepals 4, petaloid, valvate. Petals none. Ovule 

 pendulous. Achenes capitate, each terminated by a long 

 feathery awn. 



