Ambrosia artemisiifolia var. elatior (L.) Descourtils
Asteraceae
W. A. Weber (7/30/1999)
Ann Cooper
82
1986-09-14
9/14/1986
United States, Colorado, Boulder, Area: Tall Grass Parcel 9; OSProperty: Yunker; 1 mile east of Cherryvale Rd. on south side of Hwy 36.
39.97083 -105.20205 +-500m. WGS84
T1S R70W sec 14 NW¼ of NW¼
I placed the point south of Hwy 36 in the NW 1/4 of the NW 1/4 of section 14 along the 5500 ft contour line. This is less than 1 road mile from Cherryvale. RA; Geocoded 2/4/2019
1676 meters
5500 ft.
Flower
Common Name: Ragweed; Originally entered without subspecies. Subspecies included per Weber 1996 and 1992. But note that Weber 1995 lists simply A. artemisiifolia.