119 
PSORALEA BRACHYSTACHYA. Spruce, No. 5145 (1857-9). Andes 
of Ecuador, name apparently unpublished. 
PsorALea Divaricata H. and B.; Willd. Enum. 788 (1809). Peru. 
PsoraLea HiGuERILLA Gillies; Hook. and Arn., in Hooker, Bot. 
Misc. 3: 181 (1838). Argentine Republic. 
PSORALEA LASIOSTACHYS Vogel, Nov. Act. Acad. Cur. 19: Suppl. 
1: 13 (1843). Peru, and probably also Bolivia. 
PSORALEA MARGINATA Meyen, Reise, 1: 436. Peru. 
PSORALEA Mexicana (L.) 
Lndigofera Mexicana Linn., Suppl. 335 (1781). 
Psoralea Mutisi Kunth, Plant. Legum. 1: 91, t. 54 (1819-24), 
fide H. B. K. 6: 487 (1823). New Grenada. 
PSORALEA PUBESCENS Pers. Syn. Pl. 2: 347 (1807). Peru and 
Ecuador. 
PSORALEA TRIANZ Nn. sp. 
Shrubby, slender, stems tomentose; stipules 6 mm. long, lan- 
ceolate, tomentose in the exterior; leaves 3-foliolate; petioles 
mostly shorter than the leaflets; leaflets 3-5 cm. or more long, 
lanceolate-oblong, acuminate, glandular, nearly glabrous above, 
tomentose beneath; flowers in interrupted cylindrical spikes ex- 
ceeding the leaves; bracts 5 mm. long, ovate, densely covered on 
© outer surface with dark hairs, as well as the calyx; calyx 3-5 
mm. long, the lobes acute; pod not seen. 
New Grenada—Near Pasto, alt. 2,500 m., J. Triana (1851-1857). 
PSORALEA WEDDELLIANA Baillon, Adansonia, 9: 292 (1868-70) 
Brazil. 
This study was begun at the suggestion of Dr. N. L. Britton, 
and I am indebted to him for his help and much valuable advice. | 
The Herbaria examined have been those of Columbia College, 
Harvard College, the Academy of Science of Philadelphia, the 
State Herbarium at Washington, and that of the Shaw Botanic 
Garden ; and I am under obligation to Dr. Robinson, Mr. Red 
field, Mr, Coville and Prof. Trelease for their courtesy in allowing _ 
Me the use of the collections in their charge. ee ; 
Messrs. W. B. Hemsley, S. B. Parish, P. A. Rydberg and M. 
E. Jones have also very kindly supplied me with specimens and oe 
__ ist notes, and Dr. H. H. Rusby with references from the MSS. 
of the Kew Index, i RN 
