Key to separate Polygala longeracemosa
from P. retamoides
1. Stem glabrous to sparsely pubescent with simple white hairs; leaves up to 3.3 cm long, 0.5 cm wide .................. ........................................................ 1. P. longeracemosa
1a. Stem densely pubescent with simple white hairs; leaves absent or up to 1.2 cm long, 0.2 cm wide........................ .............................................................. 2. P.retamoides