154 



GENERAL INDEX. 



Cypripedium acaule. Aiton, popular names, 26; 

 fertilization, 2S; structure, 28, 29, 

 37 ; peculiar forma, 29 ; habitat, 

 30 ; poem. 30 ; illustration, 33. 



" album, 75. 



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



tration, 33. 

 calceolus, 32, 35 ; illustration (from 



Miiller), 27. 

 parvifiorum, Salisbury, 36. 38; illus- 

 trations, 27. 33. 



" pubescens, Y.'illcknoYv. 31-37; habitat, 

 32; fertilization, 35, 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 O. mascuia, 21; A contia luctuosa, 

 illustration. 23 ; on nectaries, 24 ; 

 on A ugrcccum sesguipedale, 25 ; fer- 

 tilization of fc". calceolus, and C. 

 pubescens. 35 ; fertility of Orchids. 

 38; fertilization of H. chlorantha.^i, 

 42; of /'. viridis. 44; on Arethuseae, 

 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, 118-123 ; gradation of organs, 

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

 102, 107. 



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



Dendrobium chrysanthum, 88. 



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

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

 H. fimbriata. 97 j H. tridentata, 

 98 ; //. orbiculata. 105; II . psy codes, 

 11 1 ; 77. ciliaris. 114. 



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

 cens, 124. 



Diptera. 46. 



Disc, viscid, explanation of term, 21. 



Downy Goodyera, see Goodycra pubescens. 



Downy Lady's Slipper, see Cyp. pubescens. 



Dragon-claw, see Corallorhiza odontorhiza. 



Drooping-flowercd Ladies'-Tresses, see Spi- 

 rant lies ccmua. 

 " Neottia, same as above. 



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

 fimbriata, 97 ; H. orbiculata. 102. 



Dwarf Orchis, see Habeneria rotundi/olia. 



Early Coral root, see Corallorhiza innata. 

 Epipactis convallarioides, see Listcra convall. 



" lati/olia, 116. 



'' palustris, 116. 



Feather-leaved Orchis, see Habenaria ble- 

 phariglottis. 



Fertilization. O. spcclabilis. 21 ; Cypripedium, 

 28 ; pubescens, 35 ; Platanthera. 39 ; 

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

 bulbosa, 55; L. ovata, 58; L. Lacselii, 

 65; II dilatata. 69; //. hyperbcrea, 

 70 ; C. spectabile, 78 ; Calopogon pul- 

 chellus, 84 ; P. ophioglossoides, 86 ; 

 H. fimbriata, 97 ; H. tridentata, 

 98; H. vircscens, 101; H. orbiculata, 

 102 ; 5. gracilis and 5. ccmua. 107 ; 

 II. laccra, no ; H.psycodes, in ; H. 

 ciliaris and II. 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. acaule, 29; C. spectabile, 

 76 ; G. Menziesii, 125. 



Goodale, Elaine, poem, 30. 



Prof. Geo. C, on C. acaule,-2&;Krz- 

 thusa, 54 ; Calopogon pulchcllus, 

 84. 

 Goodyera, R. Brown, 1 18-123. 



" Creeping, sec G. repens. 



" Downy, see C. 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. 

 Crammoptera loevis, with attached pollen- 

 masses, illustration, 59. 

 Grass-Pink, see Calopogon pulchcllus. 

 Grassy Spiranthes, see 5". 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, 

 28; 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 H. dilatata, 69; of //. hyper- 

 borea, 70; on fertilization of H. 

 fimbriata, 97 ; of H tridentata, 

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

 culata, 102 ; on 5. Romanzoviana, 

 105; fertilization of H. lacera, no; 

 of H.psycodes, in ; of H. ciliaris, 

 114 ; of //. blephariglottis, 114; on 

 fertilization of G. repens, 119 ; il- 

 lustrations, 54, 102. 

 Green Orchis, Bracted, see Habenaria viridis, 

 var. bracteata. 



