JOHNSTON: FLORA OF MARGARITA ISLAND. 181 



Pteridium Scop. 



P. CAUDATUM (L.) Maxon, Proc. U. S. nat. mus., vol. 23, p. 631 

 (1901). Pteris caudata L., Sp. pL, vol. 2, p. 1075 (1753). Pteris 

 aquilina, var. caudata Hook., Sp. Fil., vol. 2, p. 196 (1858). — San 

 Juan Mt., alt. 790 m., Johnston, no. 177, Aug. 28. Tropics. 



ASPLENIUM L, 



A. ABSCissuM Willd., Sp. pi., vol. 5, p. 321 (1810). Asplenium 

 laetum Schkuhr, Kn'pt. Gewachse, vol. 1, p. 65, pi 70 (1809), not Sw. 

 (1806). A. Schkuhrianum Presi, Tent. Pterid., p. 107 (1836). A. 

 firmum Kunze, Bot. Zeit., vol. 3, p. 283 (1845). — Juan Griego trail, 

 alt. 450 ra., Johnston, no. 154, July 29. Tropical America generally. 



A. ciRRHATUM Ricli. ex Willd., Sp. pi., vol. 5, p. 321 (1810). .45- 

 ' plenium rhizophorum (simple-pinnate form) of most authors. — Juan 

 Griego trail, alt. 450 m., Johnston, no. 142, July 31. Tropical Amer- 

 ica; commonest in the West Indies. 



A. CRiSTATUM Lam., Encyc, vol. 2, p. 310 (1786). Asplenium 

 cicutariumSw., Prod. veg. Ind. Occ, p. 130 (1788); Urb., Symb. Ant., 

 vol. 4, pp. 38, 39 (1903), where reported as occurring on Margarita 

 Island. — El Valle, Miller & Johnston, no. 162, Aug. 2; Juan Griego 

 trail, alt. 450 ra., Johnston, no. 161, July 22. American tropics; 

 reaching its best development in the West Indies. 



A. cuNEATUM Lam., Encyc, vol. 2, p. 309 (1786). — Juan Griego 

 trail, alt. 450 m., Johnston, no. 172, July 31. Tropical America, 

 the typical form being West Indian. Ascribed also to the tropics of 

 the Old World. 



A. SALiciFOLiuM L., Sp. pi., vol. 2, p. 1080 (1753). Asplenium 

 auricidatum and A. semicordatum of authors, as to W^est Indian 

 specimens (see Maxon, Contrib. U. S. nat. herb., vol. 10, p. 476 

 (1908) for synonymy). — Juan Griego trail, alt. 450 m., Johnston, 

 no. 168, July 31. Tropical America. 



A. SERRATUM L., Sp. pi., vol. 2, p. 1079 (1753). — San Juan Mt., 

 alt. 400 m., Johnston, no. 141, July 6. American tropics. Common. 



Blechnum L. 



B. occiDENTALE L., Sp. pi., vol. 2, p. 1077 (1753); Urb., Symb. 

 Ant., vol. 4, p. 39 (1903), where reported from Margarita Island. — 



