514 CONTRIBUTIONS FEOM THE NATIONAL HEKBARIUM. 



10. Lonchocarpus yucatanensis Pittier, Contr. U. S. Nat. Herb. 20: 74. f. 2'/. 

 1917. 



Known only from the type locality, Progreso, Yucatan. 

 Leaflets 3 to 6 cm. long ; flowers pink or purplish. 



11. Lonchocarpus caudatus Pittier, Contr. U. S. Nat. Herb. 20: 68. pi. Jf, A. 

 1917. 



Known only from the type locality, Acatlan. Puebla. 



Tree; leaflets 6.5 to 12..5 cm. long; fruit glabrous, 1 or 2-seecled, 6 to 10 cm. 

 long, 3 cm. wide, with thin margins. 



12. Loncliocai:pus oaxacensis Pittier, Contr. U. S. Nat. Herb. 20: 66. /. J.}. 

 1917. 



Known only from the type locality. JayacatlSn, Oaxaca, altitude 1,500 meters. 

 Tree ; leaflets 4.5 to 8.5 cm. long ; flowers purplish. 



13. Lonchocarpus guatemalensis Benth. Journ. Proc. Linn. Soe. Bot. 4: Suppl. 

 87. 1860. 



Veracruz and perhaps elsewhere in southern Mexico. Central America ; 

 type from Guatemala. 



Deciduous tree with pinkish or purplish flowers. 



14. Lonchocarpus purpusii T. S. Brandeg. Univ. Calif. Publ. Bot. 6: 50f». 

 1919. 



Known only from the type locality, Zacuapan, Veracruz. 



Tree, 5 to 6 meters high ; leaflets 5 or 7, oval or elliptic. 5 to 6 cm. long, 

 glabrous above, strigillose beneath; flowers dark purple; ovules 2 or 3. 



15. Lonchocarpus affinis Pittier, Contr. U. S. Nat. Herb. 20: 56. pi. 1, C. f. 3. 

 1917. 



Veracruz ; type from Orizaba. 



Leaflets 13 or 15, 3 to 12.5 cm. long; flowers purplish; fruit 1 or 2-seeded, 

 5.5 to 9 cm. long, 1.6 to 1.8 cm. wide, the upper margin slightly thickened. 



16. Lonchocarpus palmeri Rose, Contr. U. S. Nat. Herb. 1: 322. 1895. 

 Known only from the type locality, Manzanillo, Colima. 



Tree, 6 to 10 meters high, with spreading crown, the trunk 15 to 30 cm. 

 in diameter ; flowers purplish ; fruit 1 to 5-seeded, 3 to 8 cm. long, 2.8 cm. wide, 

 the upper margin thickened. 



17. Lonchocarpus robustus Pittier, Contr. U. S. Nat. Herb. 20: 83. /. 34. 1917. 

 Known only from the type locality, Yajalon, Chiapas. 



Leaflets 9 to 13, 4 to 8 cm. long ; flowers pinkish or purplish. 



18. Lonchocarpus sericeus (Poir.) H. B. K. Nov. Gen. & Sp. 6: 383. 1823. 

 Robmia sericea Poir. in Lam. Encycl. 6:226. 1804. 



Sinaloa to Guerrero. West Indies and northern South America ; reported from 

 western Africa. 



Small tree with pinkish or purplish flowers; leaflets 7 to 13, 3.5 to 9 cm. long; 

 fruit 1 to 5-seeded, 5 to 12 cm. long, 2.3 cm. wide, the upper margin much thick- 

 ened. " Cocorocho " (Guatemala). 



19. Lonchocarpus comitensis Pittier, Contr. U. S. Nat. Herb. 20: 76. 1917. 

 Known only from the vicinity of the type locality, Comit^n, Chiapas. 



Shrub or small tree; leaflets 7 to 11, obovate, ovate, or oblong; flowers 1.5 cm. 

 long. 



20. Lonchocarpus constrictus Pittier, Contr. U. S. Nat. Herb. 20: 79. pi. 6, A. f. 

 28. 1917. 



Colima and Guerrero ; type from Manzanillo, Colima. 



Shrub or small tree. 2 to 5 meters high ; leaflets 5 to 11 ; flowers reddish 

 purple ; fruit 1 to 3-seeded, 5.5 to 10.5 cm. long, 6 to 7 mm. wide. 



