Listing genus (ラン科)
| genus | accepted_name | genus_ja | subfamily_ja | subfamily | # species | ||
|---|---|---|---|---|---|---|---|
| Galeandra | Show | Google Search | |||||
| Galeola | Show | Google Search | |||||
| Gomesa | Show | Google Search | |||||
| Gongora | Show | Google Search | |||||
| Goodyera | Show | Google Search | |||||
| Grammangis | Show | Google Search | |||||
| Grammatophyllum | Show | Google Search | |||||
| Guarianthe Dressler & W.E.Higgins | Accepted | エピデンドラム | Epidendroideae | 4 | Show | Google Search | |
| Gymnadenia R.Br. | Accepted | テガタチドリ | チドリソウ | Orchidoideae | 25 | Show | Google Search |
| Habenaria Willd. | Accepted | Show | Google Search | ||||
| Haemaria | Show | Google Search | |||||
| ×Hawaiiara | Accepted | Show | Google Search | ||||
| Hemipilia Lindl. | Accepted | ウチョウラン | 65 | Show | Google Search | ||
| Howeara | Show | Google Search | |||||
| Huntleya | Show | Google Search | |||||
| Ionopsis | Show | Google Search | |||||
| Iwanagara | Show | Google Search | |||||
| Laelia Lindl. | Accepted (conserved name) | レリア | 24 | Show | Google Search | ||
| ×Laeliocattleya Rolfe | Accepted | レリオカトレヤ | Show | Google Search | |||
| ×Laelirhynchos J.M.H.Shaw | Accepted | レリリンコス | Show | Google Search | |||
| Lemboglossum | Show | Google Search | |||||
| Leptotes | Show | Google Search | |||||
| Liparis | Show | Google Search | |||||
| Lockhartia | Show | Google Search | |||||
| Ludisia A.Rich. | Accepted | Show | Google Search | ||||