What is Aa (plant)?
{{Automatic taxobox | name = ''Aa'' | image = Aa species.jpg | display_parents = 3 | taxon = Aa | authority = [[Heinrich Gustav Reichenbach|Rchb.f.]], 1854 | subdivision_ranks = Species | subdivision = See text }} '''Aa''' is a genus of [[Orchid|orchids]]. This genus' peculiar name was created in order to make it always appear at the top of alphabetical lists. Species (according to [[Kew Gardens|Kew]]): * Aa achalensis * Aa argyrolepis * Aa aurantiaca * Aa calceata * Aa colombiana - paper orchid * Aa denticulata * Aa erosa * Aa fiebrigii * Aa figueroi * Aa hieronymi * Aa lehmannii * Aa leucantha * Aa lorentzii * Aa lozanoi * Aa macra * Aa maderoi * Aa mandonii * Aa matthewsii * Aa microtidis * Aa paleacea * Aa riobambae * Aa rosei * Aa schickendanzii * Aa sphaeroglossa * Aa trilobulata * Aa weddelliana == Gallery == === Aa argyrolepis === [[File:Aa_argyrolepis.jpg|200x200px]] === Aa calceata === [[File:Aa_calceata.jpg|200x200px]] === Aa maderoi === [[File:Aa_maderoi_or_paleacea_(Orchidaceae,_Spiranthoideae)_(32168151838)_(cropped).jpg|200x200px]][[File:Aa_maderoi_or_paleacea_(Orchidaceae,_Spiranthoideae)_(32168151838).jpg|200x200px]][[File:Aa_maderoi_or_paleacea_(Orchidaceae,_Spiranthoideae)_(32168152408).jpg|200x200px]] {{taxonbar|from=28101}} [[Category:Orchids]]