Nuttalliana (DC.) Rydberg in Small's Fl. S. E. U. S. 618 (1903) 
is A Nuttallianus. . 
scaposa (Gray) Rydberg Torr. Bull. 32 659 (1905) is A. calycosus 
var. 
Hamosi p. 253. A 
Hesperastragalus Heller Muhl. 2 86 (1906). 
compactus Heller Muhl. 2 218 (1906) is A. dispermus. 
didymocarpus (H. € A.) Heller Muhl. 2 87 (1905) is A. didymo- 
carpus. 
Gambellianus (Sheldon) Heller Muhl. 2 87 (1905) is A. nigrescens. 
Homalobi pp. 11, 18, 65. 
Homalobus Nutt. in T. € G. Fl. 1 353 (1838). 
aboriginorum (Rich.) Rydberg Fl. Mont. 246 (1900) is A. aborig- 
mum. 
aboriginum (Rich.) Rydberg in Britton's Man. 554 (1901) is A. 
aboriginum. 
acerbus (Sheldon) Rydberg Torr. Bull. 32 666 (1905) is A. Dod- 
geanus.. 
aculeatus (Nelson) Rydberg Fl. Mont. 249 (1900) is A. mentanus 
var. : | 
Bourgovii (Gray) Rydberg Fl. Mont. 247 (1900) is A. Bourgovii. 
.Californieus (Gray) Heller Muhl. 2 86 (1905) is A. Californicus. 
brachycarpus Nutt. in T. & G. Fl. 1 352 (1838) is A. simplicifo- 
lius var. 
cespitosus Nutt. in T. € G. Fl. 1 352 (1838) is A. simplicifolius 
var. 
campestris Nutt. in T. & G. Fl. 1 351 (1838) is A. campestris. - 
camporum Rydberg Torr. Bull. 32 666 (1905) is A. campestris. 
canescens Nutt. in T. & G. Fl. 1 352 (1838) is A. simplicifolius var. 
Clementis Rydberg Torr. Bull. 31 563 (1904) is A. Labradoricus 
var. 
collinus (Dougl.) Rydberg Torr. Bull. 40 53 (1913) is A. collinus. 
curvicarpus (Sheldon) Heller Muhl. 2 86 (1905) is A. Missouri- 
ensis. 
dcbilis (Nutt.) Rydberg Torr. Bull. 40 53 (1913) is A. debilis. 
decumbens (Nutt. in T. & G. Fl. 1 352 (1838) is A. campestris var. 
decumbens (Nutt.) in T. & G. Fl. 1 352 (1838) is A. campestris 
decurrens Rydberg Torr. Bull. 31 563 (1904) is A. campestris var. 
dispar Nutt. in T. & G. Fl. 1 350 (1838) is A. tenellus. : 
divergens (Blankenship) Rydberg Torr. Bull. 34 417 (1907) is 
A. campestris var. : 
Dodgeanus (Jones) Rydberg Torr. Bull. 40 52 (1913) is A. Winga- 
tensis var. : T 
Episcopus (Watson) Rydberg Torr. Bull. 40 53 (1913) is A. Epis- 
copus. ; 
exilifolius (Nelson) Rydberg Torr. Bull. 40 52 (1913) is A. sim- 
plicifolius var. Y 
Fendleri (Gray) Rydberg Torr. Bull. 32 667 (1905) is A. flexuosus 
var. i j : 
filipes (Torr.) Heller Muhl. 2 86 (1906) is A. stenophyllus. i 
Pa (Watson) Rydberg Torr. Bull. 32 666 (1905) is A. Hay- 
enianus. 
flexuosus (Hook.) Rydberg Torr. Bull. 32 666 (1905) is A. flexu- 
osus. . ¿ y ; = 
Hallii (Gray) Rydberg Torr. Bull. 32 667 (1905) is A. gracilentus 
hylophilus Rydberg F. Mont. 247 (1900) is A. campestris var. 
 junceus Nutt. in T. & G. Fl. 1 351 (1838) is A. junceus. 
junciformis (Nelson) Rydberg Torr. Bull. 32 666 (1905) is junceus 
VET c v i au n jur qp um 
lancearius (Grey) Rydberg Torr. Bull. 40 52 (1913) is A. lance- 
_ lingulatus (Sheldon) Rydberg Torr. Bull. 40 52 (1918) is A. sim —— 
