NO. 6 GENTRY : LAND PLANTS 29 



MALVACEAE 

 Hibiscus rora-sinensis L. 



Bahia Honda, March 28, Ebnore H36; shaded in moist sandy soil 

 of the upper beach among the rocks. 



Distribution : Apparently native of China but now widely dispersed 

 in the tropics and subtropics of the Old and New Worlds both as culti- 

 vates and as escapes. 

 Hibiscus syriacus L. 



Bahia Honda, Alarch 28, Elmore H37 ; shaded in moist clay soil 

 along upper beach. Flowers red and white. 



Distribution: This is an horticultural form with double corolla. 

 Originally from Asia, the species is not listed in published floras of Central 

 America, but it is common in gardens of the temperate zone. 

 Hibiscus tiliaceus L. 



Bahia Honda, March 28, Ebnore H3; in moist sandy clay soil of the 

 upper beach. 



Distribution: Pan-tropic, probably originating in Asia. It reaches 

 central Sinaloa on the Mexican west coast. 



A shrub or small tree with a rather dense foliage of large round cor- 

 date leaves. While common on the coastal dunes, it is rarely found inland. 

 Elmore reports the flowers as yellow. 

 Malvaviscus arboreus Cav. 



Bahia Honda, March 28, Elmore H7 ; shaded in moist sandy soil on 

 the upper beach. 



Distribution : Tropical America from Sinaloa to Colombia ; type from 

 Mexico. 

 SiDA acuta Burm. 



Caledonia Harbor, Mt. Vernon, April 3, Elmore L26; shaded in open 

 forest in clay soil. 



Distribution: Nearly throughout tropical and subtropical Americas. 

 Urena Lobata L. 



Bahia Honda, March 28, Elmore H14; in moist clay soil in open 

 forest. Flowers pink with a darker pink center. 



Distribution : Central America and northern South America. A com- 

 mon tropical weed with fruits like Triumjetta and flowers suggesting 

 Ayenia. 



