Xenophonic
in iowa
The word you're looking for is "Xerophyte." While it's not directly associated with the Oregon Trail itself, xerophytes are plants adapted to survive in arid climates, which could be relevant to some of the regions encountered along the trail. The Oregon Trail traversed various ecosystems, including areas where drought-resistant plants would thrive.
x
Xerox
"X Marks the Spot - Oregon Survey History #1" (GC6E77)
The trail you seek is the Oregon Trail.
Yes, the Oregon Trail went through Oregon.
Oregon trail? Oregon trail?
the Oregon trail was 2000 miles long.
The Oregon Trail. Santa Fe Trail, Mormon Pioneer Trail, California Trail
The Oregon Trail started in Missouri then ended in Oregon.
Oregon trail? Oregon trail?