• Title

• Specimens

  Specimen - 1842864, D. C. Thornburg 812, Euphorbia exstipulata Engelm., Euphorbiaceae (173.0), Magnoliophyta; North America, United States of America, Arizona, Yavapai Co.

• Taxonomy

  Euphorbia exstipulata Engelm.

• Image Type

  Field photograph