ofT., 1899.] PLANTS. 163 



Pentstemon newberryi Gray. 



Common in plares in the Iludsoniau zoue and possibly iu the upper 

 part of the Oanadiau; much less generally distributed thau P. menziesi 

 and usually occurring- at lower altitudes. On the uorth side of Shastina 

 it was flowering, the latter part of July, at an elevation of 7,000 feet, 

 and at the same time on the cold east slope of Mud Creek Canyon as 

 low down as 5,600 feet, Its flowers are mucli larger than those of 

 P. menzieHi and red instead of bluish; its leaves are longer, and are 

 serrate instead of entire. 



Pentstemon glaber utahensis Watson. 



Abundant just below timberline on the curious Pinus albicaulis plain 

 between N"orth (rate and Bolam Creek, on the north side of Shasta, 

 where it was flowering plentifully July -54. It was not seen elsewhere 

 on the mountain. Its blue-purple flowers are even larger than those 

 of P. neicherryi and are very showy and handsome. (Identified by 

 Professor Greene.) 



Pentstemon deustus (Dough). Yellow Pentstemon. 



Common in the rough black lava beds in the Shasta tir forest north 

 of Cascade Gulch, on the west side of the mountain, at an altitude of 

 about 7,500 feet, but not seeji elsewhere. This species is a dwarf bush 

 5 or inches high, with yellow flowers and strongly serrate leaves. 

 (Identified by Professor Greene.) 



Pentstemon gracilentus Gray. 



Abundant in places in the Shasta fir forest, particularly between the 

 canyons of Mud and Ash creeks, in the Canadian zone. (Identified by 

 Miss Eastwood and Professor Greene.) 



Pentstemon confertus Dougl. (Not tyj)ical.) 



Common near Wagon Camp. (Identified by Miss Eastwood and 

 Professor (rreene.) 



Veronica cusicki Gray. 



Common just below timberline, particularly along the little streams 

 where it grows iu the grass and heather on the overhanging banks. It 

 was flowering abundantly from the time of our arrival, the middle of 

 July, until about the middle of August. (Identified by Miss Eastwood 

 and Professor Greene.) 



Boschniakia strobilacea Gray. 



Collected at Wagon Camp by Miss Wilkins. (Identified by Profes- 

 sor Greene.) 



Linnaea borealis Linn. Twin Bell-flower. 



Fairly common along one of the streams half a mile north of Sisson 

 Tavern, but not noticed elsewhere. This form was described by Torrey 

 as variety longiflora. 



