Article titled, "Another look at Hymenoxys subgenus Plummera (Asteraceae: Heliantheae: Gaillardiinae) from Arizona and New Mexico."
Figure A-H. Hymenoxys ambigens var. neomexicana (Asteraceae). - Type; Collection: Wagner 1170 (A,C-H), Todsen sn (B), U.S.A., New Mexico; habit, capitula, ray and disk florets. - Mar 24 1998.