STANDLEY TREES AND SHRUBS OF MEXICO. 487 



14. Meibomia chartacea (T. S. Brandeg. ) Standi. 

 Desmodium chartaceum T. S. Brandeg. Zoe 5: 202. 1905. 

 Known only from the type locality, near Culiacan, Sinaloa. 

 Leaflets narrowly lance-oblong. 3.-5 to 7.5 cm. long, pale. 



15. Meibomia nitida (Mart. & Gal.) Kuntze, Rev. Gen. PI. 1: 198. 1891. 

 Desmodium nitidum Mart. & Gal. Bull. Acad. Brux. 10 ": 186. 1843. 

 Veracruz, Oaxaca (type locality), and Guerrero. 



Slender shrub, 1 to 4 meters high, with purple flowers; leaflets mostly 

 ovate, 3 to 6 cm. long, bright green. 



16. Meibomia cinerea (H. B. K.) Standi. 



Hedysarum cinereum H. B. K. Nov. Gen. & Sp. 6: 526. pi. 599. 1823. 



Desmodium cinereum DC. Prodr. 2: 330. 1825. 



Desmodium chiapense T. S. Brandeg. Univ. Calif. Publ. Bot. 6: .53. 1914. 



Tepic to Chiapas ; type collected near Mexcala and Chilpancingo, Guerrero. 

 Central America. 



Shrub, 1 to 2.5 meters high ; leaflets 3 to 7 cm. long, densely pubescent or 

 tomentose. 



17. Meibomia ghiesbreghtii (Hemsl.) Kuntze, Rev. Gen. PI. 1: 198. 1891. 

 Desmodium ghies'breglitii Hemsl. Biol. Centr. Amer. Bot. 1: 279. 1880. 

 Mexico and Oaxaca (type locality). 



Shrub, 1 to 2.5 meters high. 



18. Meibomia macrostachya (Hemsl.) Kuntze, Rev. Gen. PI. 1: 198. 1891. 

 Desmodium macrosiachyum Hemsl. Diag. PI. Mex. 44. 1880. 



Jalisco to Morelos and Oaxaca (type locality). 



Plants 1.5 to 2.5 meters high ; leaflets 5.5 to 17 cm. long ; flowers in very 

 long, mostly simple racemes. 



19. Meibomia amplifolia (Hemsl.) Kuntze, Rev. Gen. PI. 1: 197. 1891. 

 Desmodium amplifolium Hemsl. Biol. Centr. Amer. Bot. 1: 274. 1880. 

 Oaxaca (type locality) and Chiapas. Guatemala. 



Leaflets 5 to 12 cm. long, sericeous beneath. 



30. NISSOLIA Jacq. Enum. PI. Carlb. 7. 1760. 



Reference: Rose, Contr. U. S. Nat. Herb. 5:157-163. 1899. 



Plants usually scandent, fruticose or herbaceous ; leaves odd-pinnate, the 



leaflets usually 5 ; flowers small, yellow, racemose or verticillate in the leaf 



axils; fruit indehiscent, of few s-hort broad joints, the terminal joint with a 



large thick terminal wing. 



The species are very closely related, and it is doubtful whether all those listed 



here are really distinct. 



Calyx or fruit or both with few or numerous yellow bristle-like hairs. 



Fruit setose-hispid. 



Leaflets densely pilose beneath; fruit rounded at the apex 1. N. dodgei. 



Leaflets glabrous beneath; fruit acute 2. N. setosa. 



Fruit not setose-hispid. 



Plants scandent; fruit not constricted 3. N. scbottii. 



Plants prostrate ; fruit conspicuously constricted into joints. 



4. N. w^islizeni. 

 Calyx and fruit without yellow bristle-like hairs-. 



Flowers all or chiefly in naked racemes. 



Calyx lobes long, filiform-subulate 5. N. guatemalensis. 



Calyx lobes very short, deltoid 6. N. nelsoni. 



Flowers verticillate in the axils of the leaves. 

 55268—22 21 



