117 
The typical plant from the West Indies—a low-spreading herb, 
with small, ovate or ovate-rhombic leaves and very small twisted 
loment—may possibly occur as introduced in the Southern States. 
Distr.—Texas, New Mexico and Mexico. 
** Loment more or less distinctly stalked in the calyx. 
| Joints of the loment nearly orbicular. 
{ Joints small, very slender at the joints, leaflets 3-1’ long. 
33. MEIBOMIA WISLIZENII (Engelm.). 
Desmodium Wislizenii, Engelm. in A. Gray, Pl. Wright. 1, 
53 (1852). 
Meibomia Wislizenii, O. Kuntze, Rev. Gen. Plant. i. 198 
(1891). 
Distr.—Arizona, Texas and Mexico. 
tt Joints large, leaflets narrowly linear, loment mostly 5-jointed, wide at 
the joints. 
34. MEIBOMIA ARIZONICA (S. Watson). 
Desmodium Arizonicum, S. Watson, Proc. Am. Acad. xx. 
363 (1885). 
Distr.— Arizona. 
|| Joints of the loment oval. ‘ 
t Joints 2}” long, leaves conspicuously yellowish green, lighter beneath 
35. MEIBOMIA GRAHAMI (A. Gray). 
Desmodium Grahami, A. Gray, Pl. Wright. ii. 48 (1853). 
Meibomia Grahami, O. Kuntze, Rev. Gen. Plant. i. 198 ( 1891) 
Distr—New Mexico, Arizona and Mexico. 
tt Joints 2” long, leaves ovate, 1-foliolate. 
36. MEIBOMIA WricHti (A. Gray). 
Desmodium Wrightii, A. Gray, Pl. Lindheimer. Bost. Journ. 
Nat. Hist. vi. 177 (1850). 
Meibomia Wrightit, O. Kuntze, Rev. Gen. Plant. i. 198 
(1891). 
Distr.—Texas, New Mexico and Mexico. 
ttt Mature joints about 4” long, leaflets light green, scabrous. 
37- MEIBOMIA PSILOCARPA (A. Gray). 
Desmodium psilocarpum, A. Gray, Pl. Wright. |. a (1853). 
Meibomia psilocarpa, O. Kuntze, Rev. Gen. Plante ie 
(1891). 
Distr.—New Mexico and Mexico. 
