Symphyotrichum frondosum

Short-rayed Alkali Aster

Symphyotrichum frondosum (Nutt.) Nesom is native to moist, usually saline soils, summer-receding shores of lakes or ponds, vernally moist, alkaline bottoms, marshes, and often in steppes from British Columbia to Baja California and east to Wyoming and New Mexico (Brouillet et al. 2021; FNA). The species is has numerous small pink ray florets. The species is diploid 2n=14.

Symphyotrichum frondosum hab 8649 CA

Symphyotrichum frondosum, large plant, Semple & Heard 8649 WAT, California

Symphyotrichum frondosum inflor 8649 CA

Symphyotrichum frondosum, inflorescence of small plant, Semple & Heard 8649 WAT, California

Symphyotrichum frondosum hds 7194 OR

Symphyotrichum frondosum, heads, Semple & Brouillet 7194 WAT, Oregon

Brouillet, L., J.C. Semple, G.A. Allen, K. Chambers and S. Sundburg. 2006. Symphyotrichum Nees. pp. 465-539. In Flora North America Editorial Committee, eds. Flora of North America. Vol. 20. Asteraceae, Part 2. Astereae and Senecioneae. Oxford University Press, New York.

Revised 10 May 2021 by J.C. Semple