Plants › Dogbane Family

Rusby's milkweed

Asclepias rusbyi

Easily confused with

Study checks a spoken answer against these, and tells you which one you named.

Where it is recorded

Records by month in Arizona.January 5, February 4, March 6, April 8, May 7, June 7, July 12, August 6, September 4, October 4, November 4, December 4.
United States104
Arizona57
Utah31
Colorado9
New Mexico4
Nevada3

Counts show where people looked, not only where it lives.

Traits

Group and habits

Classification

KingdomPlants · Plantae
PhylumVascular Plants · Tracheophyta
ClassDicots · Magnoliopsida
OrderGentians, Dogbanes, Madders, and Allies · Gentianales
FamilyDogbane Family · Apocynaceae
Genusmilkweeds · Asclepias

Sources

Remember the name next time.

Practise Rusby's milkweed with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.