ix, c, i Merrill: Plants of Guam 45 
OOONTOSORI A RETUSA (Cav.) J. Sm. in Bot. Voy. Herald (1857) 
430. 
Davallia retusa Cav. Descr. (1802) 278. 
Admitted on the authority of Safford. 
Malaya and Polynesia. 
POLYPODIUM Linnaeus 
POLYPODIUM PHYMATODES Linn. Mant. (1771) 306. 
Phymatodes phymatodes Maxon ex Safford in Contr. U. S. Nat. Herb. 9 
(1905) 352, pi 62. 
Mrs. Clemens s. n., McGregor U 62 . 
Tropical Africa and Asia to Australia and Polynesia. 
POLYPODIUM PUNCTATUM (Linn.) Sw. in Schrad. Journ. 1800 s (1801) 
21 . 
Acrostichum punctatum Linn. Sp. PI. ed. 2 (1763) 1524. 
Microsorium iidoides Fee Gen. (1850-52) 268. 
McGregor 555, Mrs. Clemens s. n. 
Tropical Africa, Asia, through Malaya to Polynesia. 
SCHI20L0M A Gaudichaud 
SCHI20LOM A ENSIFOLIUM (Sw.) J. Sm. in Hook. Journ. Bot. 3 (1841) 
414. 
Lindsaea ensifolia Sw. in Schrad. Journ. 1800 s (1801) 77. 
McGregor 108. 
Tropical Africa and Asia to Polynesia. 
PTERIS Linnaeus 
PTERIS BIAURITA Linn. Sp. PI. (1753) 1076. 
Admitted on the authority of Safford. 
Warmer parts of both hemispheres. 
PTERIS QUADRIAURITA Retz Obs. 6 (1791) 38. 
Admitted on the authority of Safford. 
Same range as the preceding (?), with which it is frequently confused. 
PTERIS TRIPARTITA Sw. in Schrad. Journ. 1800 s (1801) 67. 
Pteris marginata Bory Voy. 2 (1804) 192. 
Admitted on the authority of Safford. 
Tropical Africa and Asia to Polynesia. 
TECTARI A Cavanilles 
TECTARI A CRENATA Cav. Descr. (1802) 250. 
G. E. S. 201. 
Widely distributed in Malaya. 
VITTARI A Smith 
VITTARIA ELONGATA Sw. Syn. (1806) 109, 302; Safford S98. 
McGregor i87. 
Tropical Asia to Polynesia. 
