Stanhopeastrum ecornutum Rchb. f. 
Stauritis violacea Rchb. f. v. Phalae- 
nopsis violacea Teysm.et Binn. 
Stauroglottis Schauer v.Phalaenopsis BI. 
—  equestris Schauer v. Phalaenop- 
sis rosea Ldl. 
Stauropsis fasciata Benth. v. Tricho- 
glottis fasciata Rchb. f. 
—  gigantea Benth. v. Vandopsis 
gigantesa Pfitz. 
—  lissochiloides Benth. v. Vandop- 
sis lissochiloides Pfitz. 
Stelis Sw. 
—  Bruckmülleri Rchb. f. 
—  micrantha Sw. 
—  ophioglossoides Sw. 
—  tristyla Ldl, 
Stenia LdI. 
—  Beaumontii Ldl. v. Galeottia 
Beaumontii Rich. 
— _ fimbriata Ldl.v.Chondrorhyncha 
fimbriata Rchb. f. 
—  guttata Ldl. 
—  pallida Ldl. 
Stenocoryne Ldl. v. Bifrenaria LdI. 
Stenorrhynchus L. C. Rich. 
—  Cinnabarinus Ldi, 
Speciosiis LC. Rich. 
Sturmia Rchb. v. Liparis L. C. Rich. 
Séyloglossum Kuhl et Hass. v. Calanthe 
R. Br. 
Synptera Llan. v. Cleisostoma Bl. 
Tainia BI. 
2="Nbarbata La, 
—  bicornis Benth. 
—  fimbriata Teysm. 
—  latifolia Benth. 
‘ —  speciosa BI. 
—  Stellata Pftz. 
Talpinaria Karsten v. 
R. Br. 
Tankervillia Lk v. Phajus Lour. 
Taurostalix Rchb. f. v. Bulbophyllum 
Thou. 
Telipogon H. B. K. 
Tetramicra Ldi. v. Brassavola R Br. 
—  bicoloy Ldil. v. Leptotes bicolor 
Ldl. 
Thiebautia Colla v. BletiaR. et P. 
Thrixshpermum Lour. v. Sarcochilus R. 
Pleurothallis 
Fe. 
Thunia Rchb. f. 
— alba Rchb. f. 
— — var. Dodgsoniana Will. 
— — — flavotincta Hort. v. T. 
a. var. Dodgsoniana. 
— — —  nivalis Hort. 
— Bensoniae Rchb. f. 
—  Dodgsoniana Will. v. Th. alba 
Rchb. f. var. è 
—  Marshalliana Rehb. f, 
Thunia Marshalliana var. ionophlebia 
Rchb. f. 
—  #ivalis Hort. v. Th. alba Rchb. 
£ Var. 
—  Wrigleyana Will. v.Th. ;* Veit- 
chiana Rchb. f. 
Tipularia Nutt. 
—  discolor Nutt. 
Titania Endl. v. Oberonia Ldl. 
Traunsteinera Rchb. v. Orchis L. - 
Trias Ldl. 
—  oblonga Ldl. 
—  picta Benth. 
Tribrachia Ldl. v. Bulbophyllum Thou. 
—  purpurea Ldl, v. Bulbophyllum 
Careyanum Spreng. 
Trichocentrum Poepp. et Endl. 
— albo-purpureum Rchb. f. 
— —  var.striatum Hort., 
—  fuscum Ldi. 
—  maculatum Ldl. 
— _ orthoplectron Rchb. f, 
—  Pfavii Rchb. f. 
— _ porphyrio Rchb. f. 
—  tigrinum Linden et Rchb. f. 
— — var. splendens Lind. 
—  triquetrum Rolfe. 
Trichoglottis BI. 
—  fasciata Rchb. f. 
Trichopilia Ldl. 
— alba Linden v.T.suavis Ldl. var. 
—  albida Wendl. 
—  candida Batem. v. T. fragrans 
Ldl. : 
—  coccinez Lem. v. T. marginata 
Henfr. 
—  coccinea Ldl. 
— — var.crispa E. Morr. v. T. 
crispa Ldi. 
—  crispa Ldl. 
— — var. lepida Veitch. 
— — —  marginata Warn. 
—  fragrans Rchb. f. 4 
— — var. grandiflora Hort. v.T. 
nobilis Rchb. f. 
— — — nobilis v. T. nobilis 
Rchb, f. 
—  Galeottiana A. Rich. 
—  hymenantha Rchb. f. 
—  laxa Rchb.f. 
—  Lehmanni Rgl. 
—  lepida Veitch v.T. crispa Ldl. 
var. 
—  marginata Henfrey. 
—  — var. flaveola Hort, v. var. 
olivacea Rchb.f. 
— — —  olivacea Rchb.f.. 
— nobilis Rchb.f. 
—  picta Lem. v. T., Galeottiana 
A. Rich. 
—  punctata Rolfe, 
