|  | Plant Entry Guide Abbreviated Plant Names starting with Y Look your plant's name up under Abbreviation: you'll find its name written out, then if it's a naturally occurring genus or an intergeneric hybrid, what its closest relations are within the orchid family, and finally the information you're looking for to register it: the Alliance it belongs to. Once you know its alliance, you can look it up in the Registration Categories sheet (the link is below). | 
| Abbreviation | Genus | Composition | Subtribe | Alliance | 
| Yam | Yamadara | B x C x Epi x L | Laeliinae | Cattleya | 
| Yap | Yapara | Phal x Rhy x V | Aeridinae | Vanda | 
| Yhra | Yahiroara | B x C x Epi x L x Schom | Laeliinae | Cattleya | 
| Ynra | Yoneoara | Ren x Rhy x Vdps | Aeridinae | Vanda | 
| Ypga | Yeepengara | Aer x Phal x Rhy x V | Aeridinae | Vanda | 
| Ypslp* | Ypsilopus | Natural Genus | Aerangidinae | Vanda | 
| Yra | Yeeara | B x Bro x C x Epi x L x Schom x Soph | Laeliinae | Cattleya | 
| Ysfra | Yusofara | Arach x Asctm x Ren x V | Aeridinae | Vanda | 
| Yzwr | Yonezawaara | Neof x Rhy x V | Aeridinae | Vanda |