300 



JTAMENS. 



INDEX. 



ZYGOPETALCSl. 



paciis lati/olia, 101 ; Listera, 

 115, 123; colours attracting in- 

 sects, 275 ; value of liis work, 

 275 



Stameus in Orchids, 242 



Stanliopea, poUinia of, 155 ; label- 

 lum, 27G 



■ devoniensis, 171 



oculafa, 171 



Stelis, use of the sepals, 274 



racemijlora, 135 



Sterility of English Orchids. 35 



8tigma, viscidity of, in the Vandea', 

 152 ; utriculi, 1 97 ; gradation, 

 248 ; structure, 249 



Stipa, movements of, 273 



Structure, diversity of, 282, 285 



Structure, importance of trifling 

 details, 286, 287 



Thelymitm, self-fertile, 291 



. — - earnea, 127 ; self-fertile, 280 



longijiora, 127 



Thomson, R. B., on Goodyera 



repens, 105 

 Tilley, H. A., on Vanilla aromatica, 



91 

 Trevelyan, Sir C, on Bombus with 



attached pollen-masses from Catt- 



leya, 145 

 Trevii-anus on the secretion of 



nectar, 41 ; on Bee Oplirys, 56 

 Trimen, R., obligations to. 40; on 



Bonatea speciosa, 76, 77 ; DUa 



■grandiflora, 11, 78 



TurnbuU, Mr., obligations to, 129 

 Tway-bludc, 115 



Uropedium, 240 



Utriculi of stigma, 197, 218 



Vandex, 156 



, structure of, 149; polliuia, 



253, 258 

 Vanilla aromatica, 90 

 Vaiiillidex, 90 ; few seed capsules 



produced, 281 

 Veitch, Mr. J., obligations to, 129 



180, 220 

 Vessels, spiral, of Orchids, 235 

 Viscidity of disc in British Ophrcoe, 



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 labellum, 



270 

 Weale, J. Mausell, on Uabenaria, 



76 ; Bonatea. 11 ; DUa and DU- 



peris, 78 ; Disa macrantha, 290 

 Weddell, Dr., on hvbrids of Aceras, 



26 

 Wright, Mr. C, on the movement 



of poUinia, 156 



ZygopeUilum mackai, 155 



i.<»\uon: j'rixted by william clowes and sons, limited, stamh)rd street 



and charing cross. 



