curve

cxiii costata var. rubicunda Bolbitis costata Ching ex C. Chr. var. rubicunda [as Poecilopteris costata (C. Presl) Beddome var. rubicunda]

cxiv costata var. deltigera Bolbitis costata Ching ex C. Chr. var. deltigera [as Poecilopteris costata (C. Presl) Beddome var. deltigera] Beddome, R.H., The ferns of British India, vol. 1: t. 114 (1866)