$name_artist: H.E. Winchester
Miss H.E. Winchester
Helen E. Winchester
There were 3 illustrations found for H.E. Winchester
821517
Polygala verticillata L.
Bartonia, vol. 13 : t. 2 (1931)
821063
Polygala pretzii Pennell
Bartonia, vol. 13 : t. 3, fig. 1 (1931)
819940
Polygala verticillata [Polygala ambigua Nutt.]
Bartonia, vol. 13 : t. 3, fig. 2 (1931)