Polygala negevensis 
Polygala nicaeensis 
Polygala nicaeensis subsp. mediterranea 
Polygala persicariifolia 
Polygala rhodopea 
Polygala sinaica 
Polygala venenosa 
Polygala virgata 
Pongamia 
Prairie Acacia 
Preuss' Milkvetch 
Prickly Acacia 
Prickly bush-pea 
Prickly Moses 
Prickly moses 
Pride of Burma 
Prosopis farcta 
Prostrate Canary clover 
Pultenaea spinosa 
Purple Broad Vetch 
Purple Bush-bean 
Purple Hyacinth Bean 
Purple podded pea 
Purple prairie clover