Hosta

Madia is a genus of annual or perennial usually aromatic herbs with yellow flowers, in the tribe Madieae within the family Asteraceae.^[2]

They are sometimes known as tarweeds. The species in this genus are native to western North America and southwestern South America. The name Madia is derived from native Chilean name ("Madi") for one of the members of the genus (Madia sativa).^[2]^[3]

Species^[1]^[4]

Madia anomala Greene - plumpseeded madia - northern CA
Madia chilensis (Nutt.) Reiche - central Chile
Madia citrigracilis D.D.Keck - Shasta tarweed - northern CA
Madia citriodora Greene - lemon-scented madia - northern CA, NV, OR, WA, ID
Madia elegans D.Don ex Lindl. - common madia - northern CA, NV, OR, WA
Madia exigua (Sm.) A.Gray - small tarweed - CA OR WA NV ID MT BC, Baja California
Madia glomerata Hook. - mountain tarweed - mountains of western United States; scattered locales in Canada and in north-central + northeastern United States
Madia gracilis (Sm. ex Sm.) D.D.Keck - grassy tarweed - CA OR WA NV ID UT MT BC
Madia radiata Kellogg - golden madia - CA
Madia sativa Molina - coast tarweed - CA OR WA NV ID BC; scattered populations in eastern Canada + northeastern United States; southern Argentina, southern Chile
Madia subspicata D.D.Keck - slender tarweed - CA