| Aa achalensis Schltr. |
Accepted |
 |
WCSP |
| Aa argyrolepis Rchb.f. |
Accepted |
|
WCSP |
| Aa brevis Schltr. |
Synonym |
|
WCSP |
| Aa calceata (Rchb.f.) Schltr. |
Accepted |
|
WCSP |
| Aa chiogena Schltr. |
Synonym |
|
WCSP |
| Aa colombiana Schltr. |
Accepted |
|
WCSP |
| Aa denticulata Schltr. |
Accepted |
|
WCSP |
| Aa erosa (Rchb.f.) Schltr. |
Accepted |
|
WCSP |
| Aa fiebrigii (Schltr.) Schltr. |
Accepted |
|
WCSP |
| Aa filamentosa Mansf. |
Synonym |
|
WCSP |
| Aa gymnandra (Rchb.f.) Schltr. |
Accepted |
|
WCSP |
| Aa hartwegii Garay |
Accepted |
|
WCSP |
| Aa hieronymi (Cogn.) Schltr. |
Accepted |
|
WCSP |
| Aa inaequalis (Rchb.f.) Schltr. |
Accepted |
|
WCSP |
| Aa lechleri Schltr. |
Synonym |
|
WCSP |
| Aa leucantha (Rchb.f.) Schltr. |
Accepted |
|
WCSP |
| Aa lorentzii Schltr. |
Accepted |
|
WCSP |
| Aa macra Schltr. |
Accepted |
|
WCSP |
| Aa maderoi Schltr. |
Accepted |
|
WCSP |
| Aa mandonii (Rchb.f.) Schltr. |
Accepted |
|
WCSP |
| Aa mathewsii (Rchb. f.) Schltr. |
Accepted |
 |
TRO |
| Aa matthewsii (Rchb.f.) Schltr. |
Accepted |
|
WCSP |
| Aa microtidis Schltr. |
Accepted |
|
WCSP |
| Aa nervosa (Kraenzl.) Schltr. |
Accepted |
|
WCSP |
| Aa nigrescens Schltr. |
Synonym |
|
WCSP |
| Aa nubigena (Rchb.f.) Schltr. |
Synonym |
|
WCSP |
| Aa paleacea (Kunth) Rchb.f. |
Accepted |
|
WCSP |
| Aa paludosa (Rchb.f.) Schltr. |
Synonym |
|
WCSP |
| Aa pumilio Schltr. |
Synonym |
|
WCSP |
| Aa rhynchocarpa Schltr. |
Synonym |
|
WCSP |
| Aa riobambae Schltr. |
Accepted |
|
WCSP |
| Aa rosei Ames |
Accepted |
|
WCSP |
| Aa rostrata (Rchb.f.) Schltr. |
Synonym |
|
WCSP |
| Aa schickendanzii Schltr. |
Accepted |
|
WCSP |
| Aa sphaeroglossa Schltr. |
Accepted |
|
WCSP |
| Aa trilobulata Schltr. |
Accepted |
|
WCSP |
| Aa ustulata Schltr. |
Synonym |
|
WCSP |
| Aa weberbaueri Schltr. |
Synonym |
|
WCSP |
| Aa weddelliana (Rchb.f.) Schltr. |
Accepted |
|
WCSP |
