Pronephrium gymnopteridifrons ContentDistribution Citation Distribution Asia-Tropical: Philippines (Philippines present), Luzon present, southern China presentSouthern China and Malesia: Philippines (Luzon). Citation C. M. Kuo 1975: p. 429. – In: Fl. Taiwan: pl. 150 Edie 1978: Ferns Hong Kong: 151: f. 73 Copel. 1960: Fern Fl. Philip.: 374