Cattleya pallida Ldl. v. C. labiata Ldl. 
Var, 
—  Papeiansiana Morr. v. C. Har- 
risoniana Rchb. f. 
— Percivaliana Rchb. f. v. C. 
labiata Ldl. var. 
—  Perrinii Hook. v. Laelia Perri- 
nji Ldi,. 
—  Pinelii Ldl. v. Laelia pumila 
Rchb. f. 
—  porphyroglossa Lind. et Rchb. f. 
—  pumila Hook. v. Laelia pumila 
Rchb. f. 
— — var. #4j0r Hook. v. Laelia 
praestans Rchb. f. 
—  quadricolor Ldl. v. C. labiata 
var. Warscewiczii Rchb. f. 
— — Bat. v. C. labiata Ldl. var. 
Trianae Rchb. f. 
—  vyeflexa Parm. v. Laelia crispa 
Ladl. 
—  Regnelli Warn. v. C. Schille- 
riana Rchb. f. 
— Rex O'Brien v. C. labiata Ldl. 
var. 
—  Rollissonii Hort. v. C. labiata 
Ldi. var. Warscewiczii Rchb.f. 
—  Rotschildiana Lind. v. Laelia 
Amanda Rchb. f. 
—  Rougieri Hort. v. C. labiata Ldl, 
v. Mossiae Ldl. 
—  Sanderiana Rchb.f. v. C. labiata 
Ldi. var. Warscewiczii Rchb.f. 
—  Schilleriana Rchb. f. 
—  — var. Amaliana Lind. 
—  Schofieldiana Rchb. f. v. C. gra- 
nulosa Ldi. var. 
—  Schomburgkit Lodd. v. C. su- 
perba Schomb. 
—  Schræœderae Hort. v. C. labiata 
Ldi. var. Trianae. 
—  Schræderiana Rchb. f. v,C. Wal- 
keriana Gardn. var. 
—  Skinneri Ldl. 
— — var. alba Rchb. f. 
—  — —  oculata Hort. 
— — —  parviflora Hook. 
—  speciosissima Hort. v. C. labiata 
Ldi. var. Luddemanniana. 
— _ spectabilis Paxt. v. Laelia pumila 
Rchb. f. 
—  sphenophora Morr. v.C. guttata 
Ldl. var. 
—  Séelzneriana Hort. v. Laelia 
elegans Ldl. 
—  superba Schomb. 
— — var. Bungerothii Herb. 
— — — splendens Lem. 
—  Trianaei Lind. et Rchb. f. v. C. 
labiata LdI. var. 
—  triophthalma Rchb. f. v. Laelia 
triophthalma Rchb. f. 
Cattleya velutina Rchb. f. 
— — var. Lietzei Rgl. 
— —  — punctata Rgl. 
—  vestalis Hfg. v. C. intermedia 
Grah. 
— Victoria-Regina Sand. 
—  violacea Hort. v. C. Loddigesii 
Rchb. f. 
—  virginalis Lind. et André v. 
C. labiata var. Eldorado. 
—  Wageneri Rchb. f, v.C. labiata 
var. Wageneri. 
—  Walkeriana Gardn. 
var, dolosa Rchb. f. 
— — — nobilior Rchb. f. 
— — —  Schrœderiana Rchb. f. 
—  Wallisii Hort. v.C. labiata Ldl. 
v. Eldorado. 
—  Wayneri Moore v. C. labiata 
Ldi. var. 
—  Warocqueana Lind. v. C. la- 
biata Ldl. 
— Warscewiczit Rchb. f. v. C. 
labiata Ldl. var. 
—  Whitei Rchb. f. v. C. labiata 
Ldl. var. 
—  Wäilsoniana Rchb. f. v. C. la- 
biata LdIl. var. Warscewiczii. 
—  Zenobia Hort. v. Laeliocattleya 
Zenobia Rolfe. 
Centranthera Scheidw. v. Pleurothallis 
R. Br. 
Centrochilus Schauer v. Platanthera 
L. C. Rich. 
Centrosis Thou. v. Calanthe KR. Br. 
Cephalanthera L. C. Rich. 
—  grandiflora Babingt. 
—  pallens Rich. v. C. grandiflora 
Babingt. 
—  rubra Rich. 
—  xiphophyllum Rchb. f. 
Ceraña Lour. v. Dendrobium Sw. 
Ceratium B1. v. Eria Ldl. 
Ceratobium undulatum Ldl. v. Dendro- 
bium undulatum KR. Br. 
Ceratochilus Ldl. v. Stanhopea Frost. 
Cestichis Thou., 
—  pendula Pfitz. 
Chaeradoplectron Schauer v. Platan- 
thera L. C. Rich. 
Chaetocephala Barb. Rodr. v. Pleuro- 
thallis R. Br. 
Chamasorchis Rich. 
—  alpina Rich. 
Chamaerepes Sprgl. v. Chamaeorchis 
Rich. 
Cheiropterocephalus Rodr. v. Micro- 
stylis Nutt. 
Cheirostylis Bl. 
—  marmorata BI. v. Dossinia mar- 
morata Ch. Morr. 
Chondrorhyncha Ldl. 
