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. 2004 Jun;93(6):653–663. doi: 10.1093/aob/mch088

Table 1.

Habitat attriibutes for four B. tectorum populations included in the study

Climate
Population Elevation (m) Plant community type Mean annual precip. (mm) Mean January temp. (°C) Mean July temp. (°C)
Potosi Pass, NV 1500 Blackbrush (warm desert) 250 1·7 26·5
Whiterocks, UT 1450 Shadscale (cold desert) 180 –2·3 25·8
Hobble Creek, UT 1530 Sagebrush‐gambel oak (foothills) 400 –2·1 24·8
Strawberry, UT 2400 Subalpine meadow (montane) 560 –7·8 16·1