58 Contributions to Western Botany. 
oblong to broadly-elliptical, obtuse or acute, nearly doubly 
serrate above the middle and entire at base. The variety rosea 
is the same but leaves normally smaller and barely doubly 
serrate, often nearly entire. Old stems of both forms are dark- 
chestnut; calyx lobes not embracing the akenes. I have the 
type species from various places in the mountains of southern 
Idaho where it is common. The variety I have from Sum- 
mit in the Sierras, California, from Payette Lake, Idaho, and 
from Reno, Nevada, in the mountains. 

ASTRAGATLUS. 
The following are changes in nomenclature that seem neces- 
sary in the making of new combinations. Certain new species 
and varieties are added. 
A. decumbens var. convallarius (Greene Erythea 1 207). A. 
campestris (Nutt.) Gray. 
A. decumbens var. serotinus (Gray Pac. R.R.12 18 51). A. 
serotinus Gr. l.c 
A. humistratus var. Sonorae (Gray Pl. Wright 2 44). A. 
Sonore Gr. ]. ¢. 
A. humistratus var. Hosackiae (Greene Bull. Cal. Acad. 1 
157.) A. Hosackiz Greene l.c. This hardly deserves varietal 
rank, though peculiar. It is a ferm growing in the shade. 
A. flexuosus var. elongatus (Hook Fl. 1 140). A elongatus 
Hook 1. e 
A. bicristatus var. tetrapteroides n. var. Podsalittle winged 
at the sutures; stipe twice the calyx; flowers in dense heads which 
scarcely elongate with age, large; calyx teeth barely } the tube; 
peduncles only a little longer than the leaves. Bear Valley, 
