1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
1 specimen
Atrichoseris platyphylla
BISH 608556 · Cronquist, A.J., 1985
Clark Co., along the W side of the Sheep Mts., ca 70 road km N of Las Vegas. T.15 S., R.59 E., Sec. 17
