Apr. 12,1924 Vegetation in the Semiarid Portion of the United States 125 
Region 4 
% 
(46) Wet meadow. 
(93) 
Chaparral. 
(47) Dry meadow. 
(100) 
Aspen. 
(48) Mountain weed. 
(102) 
Conifer timber. 
(90) Willow (Salix species). 
Region 5 
(3) Grama grass and niggerwool. 
(54) 
Shadscale. 
(6) Grama grass, niggerwool, and sage¬ 
(55) 
Salt sage. 
brush. 
(58) 
Winter-fat. 
(7) Grama grass and sagebrush. 
(59) 
White sage. 
(8) Grama grass and chamiso. 
(61) 
Grease wood. 
(10) Grama grass and match weed. 
(62) 
Greasewood-shadscale. 
(23) Niggerwool. 
(63) 
Greasewood-salt sage. 
(34) Galleta grass. 
(64) 
Greasewood-saltgrass. 
(37) Tussock grass. 
(65) 
Saltgrass. 
(49) Sagebrush. 
(67) 
Seep weed. 
(50) Small sagebrush. 
(68) 
Samphire. 
(52) Hop-sage. 
(102) 
Conifer timber. 
Region 6 
(34) Galleta. 
(61) 
Grease wood. 
(37) Tussock grass. 
(62) 
Greasewood-shadscale. 
(38) Sacaton. 
(63) 
Greasewood-salt sage. 
(49) Sagebrush. 
(64) 
Greasewood-saltgrass. 
(50) Small sage. 
(65) 
Saltgrass. 
(52) Hop sage. 
(67) 
Seep weed. 
(54) Shadscale. 
(68) 
Samphire. 
(58) Winter fat. 
(101) 
Woodland timber. 
Region 7 
(1) Grama grass. 
(38) 
Sacaton. 
(2) Grama grass and wheatgrass. 
(42) 
Arizona fescue. 
(3) Grama grass and niggerwool. 
(46) 
Wet meadow. 
(4) Gramagrass,niggerwool,andJune- 
(49) 
Sagebrush. 
grass. 
(64) 
Greasewood-saltgrass. 
(7) Grama grass and sagebrush. 
(65) 
Saltgrass. 
(8) Grama grass and chamiso. 
(90) 
Willow (Salix species). 
(10) Grama grass and match weed. 
(92) 
Mountain mahogany. 
(22) Wire needlegrass. 
(95) 
Southwest mountain bru>;h 
(25) Match weed. 
(96) 
Oak brush. 
(33) Tobosa grass. 
(100) 
Aspen. 
(34) Galleta grass. 
(101) 
Woodland timber. 
(35) Crowfoot grama. 
(102) 
Conifer timber. 
(37) Tussock grass. 
Region 8 
(1) Grama grass. 
(34) 
Galleta grass. 
(22) Wire needlegrass. 
(35) 
Crowfoot grama. 
(25) Matchweed. 
(37) 
Tussock grass. 
(27) Black grama. 
(38) 
Sacaton. 
(31) Black grama and wire needle¬ 
(43) 
Short-lived grass type. 
grass. 
(61) 
Greasewood. 
(32) Black grama and tobosa grass. 
(65) 
Saltgrass. 
(33) Tobosa grass. 
