294 



INDEX. 



Stock, positive dedoublement of 



corolla, 77 ; proliferated, 258 ; 



suppression of stamens and pistil, 



258. 

 Strasburger on ovuliferous scale, 25. 

 Strawberry, axillary shoot, 29 ; 



fasciated fruit, 50. 

 Streptocarpus, pelory, 149; staminody 



of petals, 156 ; suppression of 



stamens, 256. 

 Streptochieta, positive dedoublement, 



65 ; lodicules, 68 ; pistil, 94. 

 Struthiopteris, phyllody of sporo- 



phyll, 210. 

 Summary, 273-274. 

 Suppression, 237, 241, 248 ; of sepals, 



250 ; bf petals, 253 ; of stamens, 



256 ; of carpels, 259, 264. 

 Sweet-pea, fasciated flower, 47. 

 Sycamore, extra carpels, 93. 

 Sympetaly, 250. 

 Symphytum, corolla - enations, 71 ; 



dialysis of calyx, 109. 

 Sympodium, 39. 

 Synandry, 254-256. 

 Synaugium of Psilotace^, 101-102. 

 Synanthy, 47, 49, 56, 151, 237-241. 

 Syiicarpia, conorescent flowers, 240. 

 Syncarpous pistil, 116, 254. 

 Syncarpy, 56, 254, 258-259. 

 Syngenesious anthers, 115. 

 Synsepaly, 249. 

 Syringa, reappearance of stamens, 



85 ; abnormal leaves, 200. 



Taxacese, ovule, 91, 201. 

 Taxodineje, ovuliferous scale, 23. 

 Taxodium, secondary female cone, 



18 ; androgynous cone, 24. 

 Tessarandra, androecium, 85, 262. 

 Tetrapoma, gynoeceum, H3. 

 Thorn-apple, extra corollas, 70-71. 

 Thrips on larch-cone, 5. 

 Thyrsopteris, conformation of sorus, 



201. 

 Tieghem, Tan, on ovuliferovis scale, 



25 ; on morphology of free central 



placenta, 186. 

 Tilia, fusion of floral axis to bract, 



234. 

 Tilletia, cause of hermaphroditism, 



97. 

 Tmesipteris, many-forked sporophyll, 



101 ; sporangiophore, 101. 

 Toadflax, pleiotaxy of calyx, 66 ; 



extra carpels, 92, 183, 205-206 ; 



spur-pelory, 147 ; tubular petaloid 



stamens, 175 ; carpellody of 



stamens, 183 ; anther - bearing 



styles, 206 ; spurless corolla, 254 ; 

 suppression of petal, 254. 

 Tobacco, union of leaves, 168. 

 Tomato, adventitious shoots, 15 ; 

 extra whorl of carpels, 89 ; leaflets- 

 of, 207. 

 Tragopogon, proliferated floret, 115 ; 

 virescent floret, 115 ; dissociated 

 anthers, 115 ; phyllody of pappus, 

 126-127. 

 Traumatic reversion, 89. 

 Tree-fern, aphlebia of, 109. 

 Tree-peony, carpellody of petals, 160. 

 To-ichopilia, fusion of sepal with 

 " column," 136-137 ; staminody 

 of petals, 160 ; synsepaly, 249 ; 

 1-merous calyx, 249; suppression 

 of sepals, 249-250. 

 Trifoliolate leafy carpel, 194. 

 Trifolium, proliferation of flower- 

 head, 4, of flower, 6, 17, 29; 

 virescent inflorescence, 17, flower, 

 29 ; extra carpels, 91-92 ; virescent 

 pistil, 113 ; dialysis of androecium, 

 113; anther-bearing sepals, 136; 

 petals as scales, 139 ; vexillar 

 pelory, 149 ; virescent and leafy 

 carpels, 194 ; virescent ovule, 197, 

 202. 

 Trifiu'cation of flower, 52. 

 Tripling of petal, 68. 

 Triticum, positive dedoublement, 65 ;. 



third lodicule, 68. 

 Tritonia, staminodes, 80. 

 Triuridse, structure of perianth, 242. 

 Trollius, proliferated flower, 7 ; dif- 

 ferentiation in calyx, 129; sepalody 

 of stamens, 172. 

 Tropseohim, axillary flower, 29 ; spur, 

 111; phyllody of flower, 124; extra 

 spurs, 132-134 ; loss of spur, 134 ; 

 peloric flower, 133 ; frondescent 

 petals, 138; fusion of sepal to 

 petal, 234 ; leafy spurred sepal, 

 276. 

 Tsuga, axillary proliferation, 22. 

 Tulip, axillary flowers, 18; poly- 

 phylly, 60-61 ; pleiotaxy of corolla,. 

 70, of gynoeceum, 89, 206 ; vires- 

 cent sepals, 126 ; origin of bracts, 

 130 ; staminody of calyx, 136 ; 

 carpelloid sepals, 137 ; ovuliferous 

 petals, 160 ; petaloid stamens, 160, 

 173-174 ; carpellody of stamens, 

 182, 260; ovuliferous anther, 192; 

 enation on perianth -leaf, 202 ; 

 staminody of carpels, 206 ; extra 

 stamens, 206-207 ; adnation of 

 peduncles, 232-233 ; fusion of 



