4t CONTRIBUTIONS TO WESTERN BOTANY 
the ner e: below, appearing as if albomarginate Lecause of the Py 
bescence extendiug a little beyond the margins below, ronae : 
entire, obscurely apiculate, wfth rachis strougly angled. — Flow a 
purple, about 1 cm, long, scattered on the floral rachis s 
inches in length. Pods absent. Leaves mam’, 6 inches ong. 
On prairies. : : 
Cracca collina Jones seems to be Eriosema multiflorum Reb. 
Cracca pumila (Rose) ? ©. N. H. 10 99 1906 as Bentham- 
antha. Nn, 27249, Primiera, Sierra Giganta mts-, 27239 Caynea 
Ranch same loc. Oct. 26 1930. Very slenderand erect herbs 2 ft. 
long. Pods about 3 inches long and 2 mm. wide, smooth, or ashy 
when young, straight. Plants shrubby below. 1do not adhere 
to the dictum of**Once a synonym always a synonym‘, 
J 
A. deserticolus, an impossible name js probably nutans Jones, 
A. Preussii var. limatus is Crotalarie Bth. 
A. Kernensis is lentiginosus Doug]. 
A. infloxus var. leucolobus (Jones) is a ludicrous blunder, for the 
A. atratus var Panamintensis (Sheldon) shows ignorance of atratus 
which is quite a different species 
A. agninus is aridus a variable Species as to development of sep- 
tm 
t 
A. Clarianus is one of the forms of the variable A. tener, which 
probably includes A. Rattani. 
epson’s figure of A, acutirostris Watson which is A. strepto- 
pus Greene does not show the oxytropidoid keel rightly nor the 
twisted pedicel, the cause of Greene’s name, 
Astragalus Mexiz n. Sp. No. 2563, Mexia from the 
rancho Colorado, Chihuahua district of Guerrero Mex., } 
27 1929 2200 meters alt. on sides of steep d 
red gravelly soil, Prostrate Perennials from a strong taproot. 
Plant related to A. parvus, but flowers not in heads, Stems many 
rom the crown and racemosely branched throughout and with 
short and congested internodes, the whole about 6 inches high, 
with very many thin and delicate leaves about as long as their 
