| Gastrochilus acaulis (Lindl.) Kuntze | Accepted |  | WCSP | 
	
		| Gastrochilus acinacifolius Z.H.Tsi | Accepted |  | WCSP | 
	
		| Gastrochilus acuminatus (Thwaites) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus acutifolius (Lindl.) Kuntze | Accepted |  | WCSP | 
	
		| Gastrochilus acutus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus affinis (King & Pantl.) Schltr. | Accepted |  | WCSP | 
	
		| Gastrochilus alatus X.H.Jin & S.C.Chen | Accepted |  | WCSP | 
	
		| Gastrochilus alboluteus Baker | Synonym |  | WCSP | 
	
		| Gastrochilus albosanguineus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus ampullaceus (Roxb.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus angustifolius Hallier f. | Synonym |  | WCSP | 
	
		| Gastrochilus anomalus (Hallier f.) K.Schum. | Synonym |  | WCSP | 
	
		| Gastrochilus aphyllus (Thouars) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus apiculatus Valeton | Synonym |  | WCSP | 
	
		| Gastrochilus arunachalensis A.N.Rao | Accepted |  | WCSP | 
	
		| Gastrochilus ascendens (Gaudich.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus bellinus (Rchb.f.) Kuntze | Accepted |  | WCSP | 
	
		| Gastrochilus bifidus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus bigibbus (Rchb.f. ex Hook.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus biglandulosus Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus bilobus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus bilobus var. lanceolatus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus bipunctatus (E.C.Parish & Rchb.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus blumei (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus bractescens Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus brevifimbriatus S.R. Yi | Unresolved |  | TRO | 
	
		| Gastrochilus brevifolius (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus calceolaris (Buch.-Ham. ex Sm.) D.Don | Accepted |  | WCSP | 
	
		| Gastrochilus calceolaris var. biflora L.R.Shakya & M.R.Shrestha | Synonym |  | WCSP | 
	
		| Gastrochilus calophyllus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus carinatus (Griff.) Schltr. | Synonym |  | WCSP | 
	
		| Gastrochilus carnosus Z.H.Tsi | Accepted |  | WCSP | 
	
		| Gastrochilus catinatus (Ridl.) Schltr. | Accepted |  | TRO | 
	
		| Gastrochilus cephalotes (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus chionanthus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus ciliaris Maek. | Accepted |  | WCSP | 
	
		| Gastrochilus clavatus (J.König) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus clivalis Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus compressus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus concinnus (Baker) Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus congestus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus constrictus (Rchb.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus coriaceus (Thunb. ex Sw.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus corymbosus A.P.Das & Chanda | Accepted |  | WCSP | 
	
		| Gastrochilus crassilabris (King & Pantl.) Garay | Synonym |  | WCSP | 
	
		| Gastrochilus curtisii Baker | Synonym |  | WCSP | 
	
		| Gastrochilus curvifolius (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus dalzellianus (Santapau) Santapau & Kopadia | Synonym |  | WCSP | 
	
		| Gastrochilus dasypogon (Sm.) Kuntze | Accepted |  | WCSP | 
	
		| Gastrochilus densiflorus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus dentatus (Rchb.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus denticulatus (Paxton) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus diannanensis Z.H.Tsi & Y.Z.Ma | Synonym |  | WCSP | 
	
		| Gastrochilus distichus (Lindl.) Kuntze | Accepted |  | WCSP | 
	
		| Gastrochilus fargesii (Kraenzl.) Schltr. | Accepted |  | WCSP | 
	
		| Gastrochilus fasciculatus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus filiformis (Rchb.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus flabelliformis (Blatt. & McCann) C.J.Saldanha | Accepted |  | WCSP | 
	
		| Gastrochilus flavus T.P.Lin [Illegitimate] | Synonym |  | WCSP | 
	
		| Gastrochilus flavus (Hook.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus flavus Ridl. [Illegitimate] | Synonym |  | WCSP | 
	
		| Gastrochilus flexuosus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus formosanus (Hayata) Hayata | Accepted |  | WCSP | 
	
		| Gastrochilus formosanus (Hayata) Schltr. | Synonym |  | TRO | 
	
		| Gastrochilus formosanus var. shaoyaoii (S.S.Ying) S.S.Ying | Synonym |  | WCSP | 
	
		| Gastrochilus fragrans (E.C.Parish & Rchb.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus fuscopunctatus (Hayata) Hayata | Accepted |  | WCSP | 
	
		| Gastrochilus fuscopunctatus (Hayata) Schltr. | Synonym |  | TRO | 
	
		| Gastrochilus garhwalensis Z.H.Tsi | Accepted |  | WCSP | 
	
		| Gastrochilus garwalicus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus gemmatus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus giganteus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus gongshanensis Z.H.Tsi | Accepted |  | WCSP | 
	
		| Gastrochilus gorwaticus Kuntze | Unresolved |  | TRO | 
	
		| Gastrochilus gracilis (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus gracilis Valeton [Unplaced] | Unresolved |  | WCSP | 
	
		| Gastrochilus grandifolius Valeton | Synonym |  | WCSP | 
	
		| Gastrochilus griffithii (E.C.Parish & Rchb.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus guangtungensis Z.H.Tsi | Accepted |  | WCSP | 
	
		| Gastrochilus hainanensis Z.H.Tsi | Accepted |  | WCSP | 
	
		| Gastrochilus hallieri Ridl. [Illegitimate] | Synonym |  | WCSP | 
	
		| Gastrochilus helferi (Hook.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus hirtus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus hoi T.P.Lin | Accepted |  | WCSP | 
	
		| Gastrochilus holttumianus S.Y.Hu & Barretto | Synonym |  | WCSP | 
	
		| Gastrochilus hoyopsis (Rolfe ex Downie) Seidenf. & Smitinand | Synonym |  | WCSP | 
	
		| Gastrochilus inconspicuum (Hook. f.) Seidenf. | Synonym |  | TRO | 
	
		| Gastrochilus inconspicuus (Hook.f.) Kuntze | Accepted |  | WCSP | 
	
		| Gastrochilus indicus Garay [Illegitimate] | Synonym |  | WCSP | 
	
		| Gastrochilus intermedius (Griff. ex Lindl.) Kuntze | Accepted |  | WCSP | 
	
		| Gastrochilus japonicus (Makino) Schltr. | Accepted |  | WCSP | 
	
		| Gastrochilus javanum K.Schum. | Synonym |  | WCSP | 
	
		| Gastrochilus jenkinsii Wall. ex Voigt | Synonym |  | WCSP | 
	
		| Gastrochilus jerdonianus (Wight) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus klossii Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus kunstleri (Baker) Valeton | Synonym |  | WCSP | 
	
		| Gastrochilus lanatus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus lanceolatus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus lancifolius Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus latilabrum Valeton | Synonym |  | WCSP | 
	
		| Gastrochilus laxiflorus Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus laxiflorus Valeton | Synonym |  | WCSP | 
	
		| Gastrochilus linearifolius Z.H.Tsi & Garay | Accepted |  | WCSP | 
	
		| Gastrochilus linii Ormerod | Accepted |  | WCSP | 
	
		| Gastrochilus loerzingii Valeton | Synonym |  | WCSP | 
	
		| Gastrochilus loerzingii var. bandarensis Valeton | Synonym |  | WCSP | 
	
		| Gastrochilus loerzingii var. bencoolensis Valeton | Synonym |  | WCSP | 
	
		| Gastrochilus longiflorus Wall. | Synonym |  | WCSP | 
	
		| Gastrochilus longifolius (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus longifolius Ridl. [Illegitimate] | Synonym |  | WCSP | 
	
		| Gastrochilus longipes King & Prain ex Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus longipetiolatus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus luridus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus maculatus (Dalzell) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus malipoensis X.H.Jin & S.C.Chen | Accepted |  | WCSP | 
	
		| Gastrochilus matsudae Hayata | Accepted |  | WCSP | 
	
		| Gastrochilus matsuran (Makino) Schltr. | Accepted |  | WCSP | 
	
		| Gastrochilus micranthus (Blume) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus miniatus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus minimiflorus (Hook.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus minor Seidenf. [Unplaced] | Unresolved |  | WCSP | 
	
		| Gastrochilus minor Baker | Synonym |  | WCSP | 
	
		| Gastrochilus minutiflorus Aver. | Accepted |  | WCSP | 
	
		| Gastrochilus monticola (Rolfe ex Downie) Seidenf. & Smitinand | Synonym |  | WCSP | 
	
		| Gastrochilus nanchuanensis Z.H.Tsi | Accepted |  | WCSP | 
	
		| Gastrochilus nanus Z.H.Tsi | Accepted |  | WCSP | 
	
		| Gastrochilus nebulosus Fukuy. | Synonym |  | WCSP | 
	
		| Gastrochilus nilagiricus Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus niveus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus obliquus (Lindl.) Kuntze | Accepted |  | WCSP | 
	
		| Gastrochilus obliquus var. obliquus | Accepted |  | WCSP | 
	
		| Gastrochilus obliquus var. suavis (Seidenf.) Z.H.Tsi | Accepted |  | WCSP | 
	
		| Gastrochilus obtusifolius (Lindl.) A.S.Rao & S.F.Mukerjee | Synonym |  | WCSP | 
	
		| Gastrochilus obtusifolius (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus ochraceus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus ochroleucus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus oculatus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus odoratus (Kudô) J.J.Sm. | Synonym |  | WCSP | 
	
		| Gastrochilus pachyglossus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus panduratus (Roxb.) Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus paniculatus (Wight) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus papillosus (Lindl.) Kuntze [Illegitimate] | Synonym |  | WCSP | 
	
		| Gastrochilus parviflorus Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus parvulus Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus parvulus Wall. ex Baker | Synonym |  | WCSP | 
	
		| Gastrochilus parvus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus patinatus (Ridl.) Schltr. | Accepted |  | WCSP | 
	
		| Gastrochilus pechei (Rchb.f.) Kuntze | Accepted |  | WCSP | 
	
		| Gastrochilus pechei (Rchb. f.) Schltr. | Synonym |  | TRO | 
	
		| Gastrochilus penangianus (Hook.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus perpusillus (Hook.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus philippinensis Ames | Synonym |  | WCSP | 
	
		| Gastrochilus phyllostachyus Gagnep. [Unplaced] | Unresolved |  | WCSP | 
	
		| Gastrochilus platycalcaratus (Rolfe) Schltr. | Accepted |  | WCSP | 
	
		| Gastrochilus plicatus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus praemorsus (Roxb.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus prainianus (King ex Baker) Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus pseudodistichus (King & Pantl.) Schltr. | Accepted |  | WCSP | 
	
		| Gastrochilus pseudodistichus (King & Pantl.) Seidenf. | Synonym |  | TRO | 
	
		| Gastrochilus puberulus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus pulchellus (Wight) Schltr. | Synonym |  | WCSP | 
	
		| Gastrochilus pulchellus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus pulcherrimus Wall. | Synonym |  | WCSP | 
	
		| Gastrochilus pumilio (Rchb.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus pumilus Hayata | Synonym |  | WCSP | 
	
		| Gastrochilus puncticulatus Cavestro | Accepted |  | WCSP | 
	
		| Gastrochilus pusillus (Blume) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus quasipinifolius Hayata | Synonym |  | WCSP | 
	
		| Gastrochilus quercetorus Fukuy. | Synonym |  | WCSP | 
	
		| Gastrochilus quinquefidus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus racemiferus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus ramosus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus rantabunensis C.Chow ex T.P.Lin | Accepted |  | WCSP | 
	
		| Gastrochilus raraensis Fukuy. | Accepted |  | WCSP | 
	
		| Gastrochilus raraensis var. flavus S.S.Ying | Synonym |  | WCSP | 
	
		| Gastrochilus reflexus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus reticosus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus retrocallosus Schltr. [Spelling variant] | Synonym |  | WCSP | 
	
		| Gastrochilus retrocallus (Hayata) Hayata | Synonym |  | WCSP | 
	
		| Gastrochilus retusus (L.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus rheedei (Wight) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus ringens (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus roseopunctatus Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus roseus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus rostellatus (Hook.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus rotundus (L.) Alston | Synonym |  | WCSP | 
	
		| Gastrochilus rubroluteus Baker | Synonym |  | WCSP | 
	
		| Gastrochilus rupestris Fukuy. | Synonym |  | WCSP | 
	
		| Gastrochilus rutilans Seidenf. | Accepted |  | WCSP | 
	
		| Gastrochilus saccatus Z.H.Tsi | Accepted |  | WCSP | 
	
		| Gastrochilus scaphochlamys Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus sessanicus A.N.Rao | Accepted |  | WCSP | 
	
		| Gastrochilus shaoyaoii S.S.Ying | Synonym |  | WCSP | 
	
		| Gastrochilus siamense Gagnep. | Unresolved |  | TRO | 
	
		| Gastrochilus siamensis Gagnep. | Synonym |  | WCSP | 
	
		| Gastrochilus simplicilabius Aver. | Accepted |  | WCSP | 
	
		| Gastrochilus sinensis Z.H.Tsi | Accepted |  | WCSP | 
	
		| Gastrochilus somae (Hayata) Hayata | Synonym |  | WCSP | 
	
		| Gastrochilus sonamii Lucksom | Accepted |  | WCSP | 
	
		| Gastrochilus sororius Schltr. | Accepted |  | WCSP | 
	
		| Gastrochilus speciosus (Wight) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus spicatus (D.Don) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus striatus (Thouars) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus striatus Valeton | Synonym |  | WCSP | 
	
		| Gastrochilus strictus (Thouars) Kuntze | Synonym |  | TRO | 
	
		| Gastrochilus suavis Seidenf. | Synonym |  | WCSP | 
	
		| Gastrochilus subbilobus Burkill ex Ridl. | Synonym |  | WCSP | 
	
		| Gastrochilus subpapillosus Z.H.Tsi | Accepted |  | WCSP | 
	
		| Gastrochilus sukhakulii Seidenf. | Accepted |  | WCSP | 
	
		| Gastrochilus sumatranus J.J.Sm. | Accepted |  | WCSP | 
	
		| Gastrochilus sutepensis (Rolfe ex Downie) Seidenf. & Smitinand | Accepted |  | WCSP | 
	
		| Gastrochilus taiwanianus S.S.Ying | Synonym |  | WCSP | 
	
		| Gastrochilus tenuicaulis (Hook.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus thorelii Gagnep. | Synonym |  | WCSP | 
	
		| Gastrochilus tiliifolius Baker | Synonym |  | WCSP | 
	
		| Gastrochilus tillandsioides Baker | Synonym |  | WCSP | 
	
		| Gastrochilus toramanus (Makino) Schltr. | Accepted |  | WCSP | 
	
		| Gastrochilus trichromus (Rchb.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus undulatus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus violaceus (Rchb.f.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus violaceus Ridl. [Unplaced] | Unresolved |  | WCSP | 
	
		| Gastrochilus viridiflorus (Dalzell) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus wightianus (Lindl.) Kuntze | Synonym |  | WCSP | 
	
		| Gastrochilus xiphostachyus Gagnep. | Synonym |  | WCSP | 
	
		| Gastrochilus xuanenensis Z.H.Tsi | Accepted |  | WCSP | 
	
		| Gastrochilus yunnanensis Schltr. | Accepted |  | WCSP |