JOHNSTON: FLORA OF MARGARITA ISLAND. 183 
Holl., p. 149 (1810).— Juan Griego trail, alt. 450 m., Johnston, no. 
194, July 19. Tropical and subtropical regions of both hemispheres. 
Rare in the southern United States. 
D. pupescens (L.) Ktze., Rev. gen., vol. 2, p. 813 (1891). 
Polypodium pubescens L., Syst. nat., ed. 10, vol. 2, p. 1827 (1759).— 
Juan Griego trail, alt. 450 m., Johnston, no. 195, Aug. 12-15. The 
specimens are broader and less produced than the typical Jamaican 
form, West Indies. 
D. Mercuri (A. Br.) Hieron., Hedwigia, vol. 46, p. 335, pl. 5, 
fig. 9 (1907). Aspidiwm Mercurit A. Br. ex Christ., Bull. herb. 
Boiss., ser. 2, vol. 6, p. 58 (1906), name only.— Juan Griego trail, 
alt. 450 m., Johnston, no. 190, July 29. Determined by Christensen, 
who attributes the species also to Mexico, Costa Rica, Colombia, and 
Ecuador. 
[D. TETRAGONA (Sw.) Urb., Symb. Ant., vol. 4, p. 20 (1903). Poly- 
podium tetragonum Sw., Prod. veg. Ind. Occ., p. 132 (1788).— Stated 
by Urb., /. ¢., to grow on Margarita Island, a report based upon 
material collected by Miller & Johnston in 1901.] 
D. vittosa (L.) Ktze., Rev. gen., vol. 2, p. 314 (1891). Poly- 
podium villosum L., Sp. pl., vol. 2, p. 1093 (1753). Nephrodium 
villosum Presl, Rel. Haenk., vol. 1, p. 38 (1825). Juan Griego trail, 
alt. 450 m., Johnston, no. 187 in part, July 29. Tropical America. 
Meniscium Schreb. 
M. reticutatum (L.) Sw. in Sehrad., Journ. bot., 1801, pt. 1, p. 
274 (1803). Polypodium reticulatum L., Syst. nat., ed. 10, vol. 2, 
p. 13825 (1759). Nephrodium reticulatum Keyserling, Pol. Cyath. 
herb. Bung., p. 49 (1873). Dryopteris reticulata Urb., Symb. Ant., 
vol. 4, p. 22 (1903).— El Valle, Miller & Johnston, no. 156, Aug. 16; 
Juan Griego trail, alt. 450 m., Johnston, no. 166, July 22. Tropical 
America. 
OtrersiA Raddi. 
O. cervina (L.) Kunze, Flora, vol. 7, pt. 1, p. 312 (1824). Os- 
munda cervina \.., Sp. pl., vol. 2, p. 1065 (1753). Polybotrya cervina 
Kaulf., Enum. Fil., p. 55 (1824).— Juan Griego trail, alt. 450 m., 
Johnston, no. 152, July 31. ‘Tropical America. 
Tecrarima Cav. 
T. HeRACLEIFOLIA (Willd.) Underw., Bull. Torr. bot. club, vol. 33, 
p- 200 (1906). Aspidium heracleifolium Willd., Sp. pl., vol. 5, p. 217 
