300 



(STAMENS. 



INDEX. 



ZTGOPETM.DM. 



pactis latifolia, 101; Lister a^ 

 115, 123 ; colours attracting in- 

 sects, 275; value of his work, 

 275 



Stameus in Orchids, 242 



Stanhopea, pollinia of, 155; label- 

 lum, 276 



devoniensis, 171 



oculata^ 171 



Stelis, use of the sepals, 274 



racemijlora, 135 



Stei ility of English Orchids, 35 



Stigma, viscidity of, in the Vandex, 

 152; utriculi, 197; gradiitiou, 

 248 ; structure, 249 



Stipa, movements of, 273 



Structure, diversity of, 282, 285 



Structure, importance of trifling 

 details, 286, 287 



Thehjmitra, self-fertile, 291 



carnea, 127; self-fertile, 280 



longijiora, 127 



Thomson, R. B., on Goodyera 



repens, 105 

 Tilley, H. A., on Vanilla aromatica, 



91 

 Trevelyan, Sir C, on Bombtts with 



attached pollen-masses from Catt- 



leya, 145 

 Treviranus on the secretion of 



nectar, 41 ; on Bee Oplirys, 56 

 friraen, R., obligations to, 40 ; on 



Bonatea speciosa, 76, 77 , Lfisa 



grandiflara, 77, 78 



Turnbull, Mr., obligations to, 129 

 T way-blade, 115 



Uropedkim, 240 



UtricuU of stigma, 197, 218 



Vandex, 156 



, structure of, 149; pollinia, 



253. 258 

 Vanilla aromatica, 90 

 VamlUdex, 90 ; few seed capsules 



produced, 281 

 Veitch, Mr. J., obligations to, 129, 



180, 220 

 Vessels, spiral, of Orchids, 235 

 Viscidity of disc in British Ophreoo, 



35 ; in Catasetum, 190 

 of rostellum and stigma, 248, 



249 



Waetcher on fertilisation of the 

 Orchids, 2 



Walker, Mr. F., obligations to, 100 



Wallis, Mr., obligations to, 129 



Warrea, 155 ; analysis of labellura, 

 270 



Weale, J. Mansell, on Habenaria, 

 76 ; Bonatea, 77 ; Disa and Vis- 

 peris, IS; Disa macrantha, 2[)i) 



Weddell, Dr., on hvbrids of Aceras, 

 26 



Wright, Mr. C, on the movement 

 of pollinia, 156 



Zygopetalum mackaiy 155 



