304 NORTH AMERICAN FAUtfA. [No. 7. 



It is a low, dark-colored bush bearing small yellow flowers. The fol- 

 lowing notes respecting the details of its distribution were recorded: 



CALIFORNIA. 



Owens Valley. — Common along the west side of the valley on the 

 lower slope of the Sierra Nevada, between the altitudes of 1,375 and 

 1,900 meters (4,500 and 6,200 feet). 



Panamint Mountains. — On the west slope of the Panamint Mountains, 

 in a broad basin above Wild Eose Spring, a well-defined zone of 

 Coleogyne crosses the basin obliquely between the upper edge of the 

 Larrea and the southern edge of the juniper at an altitude of about 

 1,525 meters (5,000 feet). On the east slope of the Panamint range 

 Mr. Bailey found it in a zone between about 1,310 and 1,710 meters 

 (4,400 to 5,600 feet). 



NEVADA. 



Charleston Mountains. — Common on the west slope, beginning at the 

 upper edge of the Larrea at 1,340 meters (4,400 feet) and ranging up 

 to about 1,825 meters (6,000 feet) in the neighborhood of Mountain 

 Spring, where it passes over the divide and descends on the east slope 

 to about 1,200 meters (4,000 feet) with Yueea oaecata and Thamnosma 

 montana. In full bloom April 30 on the east slope of Charleston 

 Mountains. 



Hungry Hill Summit. — Begins just north of the summit, passes over 

 it and descends the south slope toward the North Arm of Indian 

 Spring Valley to about 1,525 meters (5,000 feet) altitude. 



Timpahute and Desert mountains. — Common in the saddle between the 

 Timpahute and Desert mountains. 



Pahranagat Mountains. — Common at 1,825 meters (6,000 feet) on the 

 west or Timpahute side and ranging thence down to 1,525 meters (5,000 

 feet). On the east (Pahranagat Valley) side it grows in a zone between 

 1,275 and 1,500 meters (4,200 and 4,900 feet). 



Pahranagat Valley. — Not found anywhere on the east side of the val- 

 ley proper, but common on the gravel slope on the west side, beginning 

 1 mile from the bottom at 1,275 meters (4,200 feet) and ranging up to 

 1,500 meters (4,900 feet) at the east foot of the Pahranagat Mountains. 

 At the south end of Pahranagat Valley it comes up over the divide 

 below the lake at 1,150 meters (3,800 feet) and stops about half a mile 

 north of the divide. (It was not found anywhere in Meadow Creek 

 Valley.) 



UTAH. 



Beaverdam Mountains. — Common on the west slope from 1,040 meters 

 (3,400 feet) up to the summit of the pass at 1,525 meters (5,000 feet), and 

 on the northeast slope between 975 and 1,340 meters (3,200 and 4,400 

 feet), and straggling still higher. 



Santa Clara Valley. — Occurs on cold slopes in the Lower Santa Clarai 

 Valley, near St. G-eorge, whence it ranges up <$n the north side of the 



