Schismocarpus pachypus S.F. Blake Schismocarpus pachypus S.F. Blake in Contr. Gray Herb. 53: 62–63. 1918 sec. Weigend 2011=Schismocarpus matudae Steyerm. in Bull. Torrey Bot. Club 80(2): 138. 1953 syn. sec. Weigend 2011