Aaronsohnia factorovskyi 
Achillea cretica 
Adenostyles alpina 
Aetheopappus pulcherrimus 
Alpine lake false dandelion 
American trailplant 
Annual fleabane 
Antennaria howellii 
Antennaria media 
Anthemis amblyolepis 
Anthemis pestalozzae 
Anthemis rosea 
Anthemis tomentosa 
Anvillea radiata 
Argyranthemum frutescens 
Arnica latifolia 
Arnica parryi 
Arrowleaf Balsamroot 
Arrowleaf Groundsel 
Artemisia arbuscula 
Aster alpinus 
Aster amellus 
Atractylis gummifera 
Atractylis prolifera