III. | THE MECHANISMS OF FLOWERS. 397 
ii i iy Utre) tv, / 
Wate NI! Ai IH HI i (\ 
a: Fic. 132.—Asclepias Cornuti, Dec. 
_ 1.—Flower, after removal of sepals and petals, viewed from above (x 33). 
— 2.—Ditto, from thé side. 
2. 
_ $,—Ditto, after removal of the euculli (x 7). 
4.—Ditto, after removal of one anther 
5.—The anther removed from Fig. 4, outer view. 
| _ 6.—Ditto, inner view. 
7.—A cucullus, from the side (x 34). 
| _-8,— Ditto, in section. 
_  _9,.—Pollinia, immediately after extraction, outer view (x 7). 
_ 10.—Ditto, when the twisting of the retinacula is half completed. 
al er peed twisting complete. 3 
_ 12,.—Corpuseculum and retinacula more magnified, outer view. 
13.—Ditto, inner view. i 
_ 14.—Section of flower, after removal of sepals, petals, and cuculli. : 
4a, cucullus; b, its conical process; ¢, upper membranous process of anther; d, outside of 
ither-loculus ; e, anther-wing; f, slit between two adjacent anther-wings; g, corpusculum ; 
, Tetinaculum ; é, pollinium; k, k, empty loculi of anther; J, connective ; m, column ;-n, place of 
schment of a cucullus; o, stigmatic chamber ; p, fleshy stigma-disk ; q, ovary. 
