944. 
348. 
349. 
350. 
203 
dunculatis axillaribus solitariis, floribus glabris, staminibus . 
longissimis acumine lineari recto piloso,—Banda Orien- 
tale, Baird. Uraguay, T'weedie,— The legume is about 
three inches long: we have only seen it in a specimen 
from Mr, Tweedie, belonging to Dr. Gillies, 
(1.) Desmanthus aeleten, Bert.—Pampas of Buenos 
Ayres, Dr. Gillies. 
Prosopis. Linn. 
§ 1. Arbores. 
(1.) P. dulcis, Kunth ?; arborea, spinis stipularibus nul- 
lis vel parvis, foliis 1-2-jugis, glandulis minimis convexis 
inter pinnas, pinnis 25-30-jugis foliolis approximatis, 
(parvis) oblongis glabris minute ciliatis.—P. inermis, 
Gill. mst.—Province of San Luis, Dr. Gillies.—Nom. 
vernac. Calden. ; ; 
(2.) P. flexuosa, DC.; arborea, spinis stipularibus binis 
validis, foliis conjugato-pinnatis, glandula inter pinnas 
minima concaya, pinnis 8-18-jugis, foliolis distantibus 
linearibus obtusis basi attenuatis minute puberulis.—a. 
pinnis 8-12-jugis.—P. flexuosa, Gill. mst.— Acacia flexu- 
osa, Lag.— Mendoza and San Juan, Dr. Gillies; Tweedie. 
— Nom. vernac. Lamer or Algaroba de Cavallo.—g. pin- 
nis 15-18-jugis.—P. duleis, Gill. mst. (non Kunth,)—Pro- 
vince of San Juan and San Luis, Dr. Gillies.— Nom. ver- 
nac. Algaroba dulce.— W e see no other difference between 
these varieties than the above; æ, is used for horses, 
&. by the natives. We have given a specific character 
to this species, as the marks from the glands, and 
distance of the foliole, have not been hitherto noticed 
by authors. The leaflets are twice as long as in the 
preceding. 
(3.) P. siliquastrum, DC.— Mendoza, Dr. Gillies. .Cor- 
dillera of Chili, Cuming, (N. 251.)—Nom. vernac. Alga- 
roba de Chile.—The leaflets are twice as long as in P. 
flexuosa, but not quite sodistantly placed: they are covered 
