154 



GENERAL INDEX. 



Cypripedium acaule, Aiton, popular names, 26; 

 fertilization, 28; structure, 28, 29, 

 37 • peculiar forma, 29 ; habitat, 

 30 ; poem, 30 ; illustration, 33. 



" album, 75. 



" arietinum, R. Brown, 37, 145 ; illus- 



tration, 33. 

 calceolus, 32, 35 ; illustration (from 

 Miiller), 27. 



" parviflorum, Salisbury, 36. 38; illus- 

 trations, 27. 33. 



" pubescens, Willdcnow. 31-37; habitat, 

 32; fertilization^, 36; peculiarity 

 of sepals, 37. 



" spectabile, Swartz. 75; curious speci- 



men of, -6 ; fertilized by beetles, 

 78; illustrations, frontispiece, 27. 



Darwin, Charles, on the structure of Orchids. 

 6-8 : on the study of Orchids, 10 ; 

 on 0. mascula, 21; Acontia luctuosa, 

 illustration, 23 ; on nectaries, 24 ; 

 on A ngrcecum sesquipedale, 25 ; fer- 

 tilization of C. calceolus, and C 

 pubescens. 35 ; fertility of Orchids, 

 38; fertilization of H. chlorantha, 41, 

 42; of P. viridis. 44; on Arethusese, 

 57; fertilization of L. ovata, 5S-60; 

 changes in position of labellum. 83; 

 structure and fertilization of S. 

 autumnalis, 106-110; auricles in 

 Ophrys, 115 ; fertilization of Good- 

 yera, 1 18-123 ; gradation of organs, 

 120; illustrations, 7, 20, 23, 41, 44, 

 102, 107. 



Degeneracy of species, Grant Allen on, 43, 65. 



Dendrobiuni chrysanthum, 88. 



Depression of pollinia. in O. spectablis, 22 ; H. 

 Hookeri, 43; H. viridis, var., 44; 

 H. fimbriata. 97 ; //. tridentata, 

 98 ; II. orbiculata, 105; II. psycodes, 

 111 ; II. ciliaris. 114. 



Dewey, Chester, on H. dilatata, 66 ; G. pubes- 

 cens, 124. 



Diptera. 46. 



Disc, viscid, explanation of term, 21. 



Downy Goodyera, sec Goody era pubescens. 



Dcwny Lady's Slipper, see Cyp. pubescens. 



Dragon-claw, see Corallorkiza odontorhiza. 



Drooping-flowcrcd Ladics'-Tresscs, see Spi- 

 rant hes ccr7iua. 

 11 Ncottia, same as above. 



Drum-like pedicel of //. Hookeri, 42 ; of H. 

 fimbriata, 97 ; H. orbiculata, 102. 



Dwarf Orchis, see Habeneria rotundi/olia. 



Early Coral root, see Corallorkiza innata. 

 Epipactis convallarioides, see Listera convall. 

 lati folia, 116. 

 " palustris, 116. 



Feather-leaved Orchis, see Habenaria ble- 

 phariglottis. 



Fertilization, O. spectabilis, 21 ; Cypripedium, 

 28 ; pubescens, 35 ; Platanthera, 39 ; 

 II. viridis, vox. bracteata, 44; A. 

 bulbosa, 55; L. ovata, 58; Z.. La?selii, 

 65; II. dilatata. 60; //. hyperbcrea, 

 70 ; C. spectabile, 78 ; Calopogon pul- 

 chellus, 84 ; P. opli ioglossoides. £6 ; 

 H. fimbriata, 97 ; H. tridentata, 

 98; II. virescens. 101; H. orbiculata, 

 102 ; S. gracilis and S. cer-nua, 107 ; 

 //. lacera. no ; II. psycodes. in ; H. 

 ciliaris and //. blephariglottis, 114, 

 G. rcpens, 119. 



Fertility of Orchids. 38. 



Flaming Orchis, see Habenaria psycodes. 



Flies in labellum of C. pubescens, 36. 



Fringed Orchises 93. 



Furbish, Miss, on C. acajde, 29; C. spectabile, 

 76 ; G. Menziesii, 125. 



Goodale, Elaine, poem, 30. 



" Prof. Geo. C, on C. acaule, 28; Are- 



thusa, 54 ; Calopogon pulchellus, 

 84. 

 Goodyera, R. Drown, 118-123. 



" Creeping, sec G. repens. 



" Downy, see G. pubescens. 



" Menziesii, Lindley, 124. 



" pubescens, R. Brown, 124-126 ; il- 



lustrations, 121, 126. 

 " repens, R. Brown, 1 18-126; illustra- 



" tion, 121. 



Gradation of Organs, Darwin on, 120. 

 Grammoptera losvis, with attached pollen- 

 masses, illustration, 53. 

 Grass-Pink, see Calopogon pulchellus. 

 Grassy Spiranthes, see ^". graminea. 

 Gray, Prof. Asa, on structure of flower of an 

 Orchid, 6, 7 ; Synopsis of Orchis 

 Family, n-16; on fertilization of 

 O. mascula, 21 ; of Cypripedium, 

 2S ; habitat of C. acaule, 30 ; Pla- 

 tanthera, 39, 40 ; on fertilization of 

 H. viridis, var. bracteata, 44; of 

 A . bulbosa, 55 ; color of P. verticil- 

 lata, 56 ; on structure and fertiliza- 

 tion of //. dilatata, 69; of //. hyper- 

 borca, 70; on fertilization of H. 

 fimbriata, 97 ; of II tridentata, 

 97 ; of //. virescens. 98 ; of H. orbi- 

 culata, 102 ; on 6\ Ronianzoviana, 

 105 ; fertilization of //. lacera, no ; 

 oi II. psycodes, in ; of //. ciliaris, 

 114; of 77. blephariglottis, 114; on 

 fertilization of G. repens, 119; il- 

 lustrations, 54, 102. 

 Green Orchis, Bractcd, see Habenaria viridis, 

 var. bracteata. 



