474 



INDEX 



Stamens, polyadelphous, 190 



proportions of, 189 



tetradynamous, 189 



triadelphous, 189 

 Standardization of ocular micrometer, 



3i 



Staphisagria, 325 

 Staphylococcus, 220, 222 



pyogenes aureus, 224 

 Star Apple Family, 380 

 Starch, 75 



assimilation, 75 



Barley, 78, 79 



Bean, 80, 81 



Buckwheat, 79 



Canna, 81 



Cassava, 80, 81 



characteristics of commercial 

 kinds, 77-81 



compound grains, 77 



Cora, 79, 80 



fill, 77 



Maranta, 78, 79 



Pea, 80, 8 1 



Potato, 78, 79 



Rice, 79, 80 



Rye, 78, 79 



Sago, 78, 81 



reserve, 76 



structure and composition of, 76 



Wheat, 78, 79 

 Steckbeck, 68 

 Stem, defined, 136 



direction of growth, 137 



distinction from root, 123 



functions, 136 



generative tissues of, 137 



modification of, 137, 138 

 Stemonitis fusca, 230 

 Stems, above-ground, 138 



aerial- tuberous, 137 



annual, 137, 138 



ascending, 137 



biennial, 137 



Stems, cactoid, 138 



climbing, 138 



decumbent, 137 



duration of, 137 



elongation of, 137 



endogenous, 139, 140 



exceptional types of dicotyl, 145, 

 146 



exogenous, 139 



fruticose, 138 



herbaceous, 138 



histology of annual dicotyl, 140- 



142 



of perennial dicotyl, 143-145 

 of herbaceous monocotyl, 152 

 of woody monocotyl, 153, 154 



perennial, 138 



phylloid, 138 



procumbent, 137 



reclining, 137 



repent, 137 



scandent, 138 



size of, 136 



spiny, 137 



subterranean tuberous, 138 



sunruticose, 138 



tendriliform, 137 



twining, 137 



underground, 139 

 Sterculiaceae, 361 

 Sterigmata, 258, 259, 266 

 Sterigmatocystis niger, 264^ 

 Stevens, 85 

 Stigma, 196, 199 



defined, 199 



of animal pollinated flowers, 199 



of wind pollinated flowers, 199 



papillae of, 199 

 Stillingia, 355 



sylvatica, 355 

 Stimuli, extrinsic, 62 



intrinsic, 62 

 Stink horn, 279 

 Stipe, 265, 274, 290 





