List by Scientific Name - List by Common Name

Arida arizonica

Psilactis, Arid Tansy-aster

Arida arizonica

Life form2, 3: forb, annual, forb perennial
Habitat: playas, roadsides, disturbed areas
leaf presence3: leaves usually present
leaf arrangement3: alternate
leaf format3: simple
leaf shape3: lanceolate
leaf surface3: glandular
leaf margin3: pinnatifid, spiny
Flower color2: lavender violet and yellow
Flowering period2: Jun. To Oct.
Armament2, 3: spiny leaves
Family1, 2, 3: Asteraceae (sunflower family)
Conserved or Obsolete Family1: Compositae (composite family)
Synonym(s)1: Machaeranthera coulteri v. arida, Machaeranthera. arizonica, Machaeranthera. arida, Machaeranthera. ammophila, Psilactis coulteri
Status: locally common
Locations where collected or observed:
      Cabeza Prieta National Wildlife Refuge
      Organ Pipe Cactus National Monument
      Barry M. Goldwater Range

*For information on nomenclature, authorship, or plant characteristics, see these references:

copyright © Hank Jorgensen 2007