STANDEE Y TEEES A]S"D SHRUBS OF MEXICO. 497 



3. Dolicholus discolor (Mart. & Gal.) Rose, Coutr. U. S. Nat. Herb. 10: 101. 



1906. 



Rhynchosia discolor Mart. & Gal. Bull. Acad. Brux. 10^ : 198. 1843. 



Rhynchosia australis Rose, Contr. U. S. Nat. Herb. 8: 48. 1903. Not R. aus- 

 tralis Benth. 1864. 



Rhynchosia cuernuvacana Rose, Contr. U. S. Nat. Herb. 8: 313. 1905. 



Dolicholus cuernavacanus Rose, Contr. U. S. Nat. Herb. 10: 101. 1906. 



Durango to Morelos and Chiapas; perliaps also in Sonora ; type from Oaxaca. 

 Guatemala. 



Leaflets mostly deltoid-ovate, 3.5 to 9 cm. long ; flowers large and showy, in 

 long racemes. 



4. Dolicholus longeracemosus (Mart. & Gal.) Rose, Contr. U. S. Nat. Herb. 10: 



101. 1906. 



Rhynchosia longeracemosa Mart. & Gal. Bull. Acad. Brux. l(f: 198. 1843. 



Tamaulipas and Nuevo Leon to Oaxaca and Guerrero ; type from Veracruz. 

 Central America. 



Plants scandent, herbaceous or suffrutescent ; flowers yellow, in long racemes ; 

 seeds mottled with light and dark brown. 



Perhaps not distinct from D. reticidatus (Swartz) Millsp., of the West Indies. 



5. Dolicholus nigropunctatus (S. Wats.) Rose, Contr. U. S. Nat. Herb. 10: 



101. 1906. 

 Rhynchosia nigropunctata S. Wats. Proc. Amer. Acad. 22: 408. 1887. 

 Veracruz and Jalisco ; type from Guadalajara. 

 Plants scandent; petals yellow within, brownish outside. 



6. Dolicholus potosinus (T. S. Brandeg.) Standi. 



Rhynchosia potosina T. S. Brandeg. Univ. Calif. Publ. Bot. 4: 181. 1911. 



San Luis Potosi ; type from Guascama, 



Plants scandent, very viscid. 



It is probable that this is not distinct from D. niyropunctatus. 



7. Dolicholus minimus (L.) Medic. Vorles*. Churpf. Phys. Ges. 2:354. 1787. 

 Dolichos minimus L. Sp. PI. 726. 1753. 



Rhynchosia m-inima DC. Prodr. 2: 385. 1825. 



Rhynchosia mexicana Hook. & Arn. Bot. Beeehey Voy. 287. 1836-39. 



Baja California and Sonora to Zacatecas, Yucatan, and Chiapas. Widely dis- 

 tributed in the tropics of both hemispheres. 



Slender vine, herbaceous or suffrutescent; flowers small, yellow, often striped 

 with red outside; seeds dark brown or black. " Frijolillo " (Cuba). 



This has been reported from Yucatan as Galactia mtiJtiflora Robinson. 



8. Dolicholus phaseoloides (Swartz) Kuntze, Rev. Gen. PI. 3^62. 1898. 

 Glycine phaseoloides Swartz, Prodr. Fl. Ind. Occ. 105. 1788. 

 Glycine precatoria Willd. Enum. PI. 2:755. 1809. 



Rhynchosia phaseoloides DC. Prodr. 2:385. 1825. 



Rhynchosia precatoria DC. Prodr. 2: 385. 1825. 



Rhynchosia, crythrinoides Schlecht. & Cham. Linnaea 5: 587. 1830. 



Dolicholus vailiae Rose, Contr. U. S. Nat. Herb. 10: 101. 1906. 



Sonora to San Luis Potosi, Veracruz, and Oaxaca. Widely distributed in 

 tropical America. 



Plants scandent, herbaceous or suffrutescent ; flowers small, yellow, striped 

 with brown ; seeds particolored, half black and half scarlet. " Frijolillo " (Vera- 

 cruz) ; " peonia " (Jalisco, San Luis Potosi); "negritos" (San Luis Potosi, 

 Guerrero, .Jalisco); " atecuixtli " (Nalmatl, "crab-eyes"); " colorin chiquito " 

 (Guerrero. Morelos, Durango, Oaxaca) ; " ojo de cangrejo " (Guerrero, Morelos, 

 etc.); " pulguitas " (Guerrero, Oaxaca); "ojo de zanate " (Sinaloa) ; " frijol 



