Plant Atlas

Contains 5 accepted taxa overall.

Genus

Ambrosia

Family

Common Name

Division

Magnoliophyta - Flowering Plants

Class

Magnoliopsida

Sub Class

Asteridae

Order

Asterales

Family

Genus

Ambrosia

Basionym

Type

Scientific Name	Common Name	Status
Ambrosia artemisiifolia	common ragweed	Native UPL, FACU+ (NWPL) FACU (NWPL EMP) FACU (NWPL NCNE) S5 (State Rank) G5 (Global Rank)
Ambrosia artemisiifolia × A. trifida = A. ×helenae	Helene’s ragweed	Native SNA (State Rank) GNA (Global Rank)
Ambrosia bidentata	lance-leaved ragweed	Not Native SNA (State Rank) G5 (Global Rank)
Ambrosia psilostachya	western ragweed	Not Native Naturalized FAC (NWPL EMP) FAC (NWPL NCNE) SNA (State Rank) G5 (Global Rank)
Ambrosia trifida	giant ragweed	Native FAC (NWPL EMP) FAC (NWPL NCNE) S4 (State Rank)