Scientific Name Collected By Identified By Date Collected Date Identified Family Institution Catalog Number Type Status
collected Asclepias brachystephana George Thurber 1857-06 Apocynaceae YPM YU.065672 syntype
collected Asclepias involucrata Engelm. ex Torr. George Thurber Apocynaceae MO 1774521 Syntype
collected Mandevilla brachysiphon (Torr.) Pichon George Thurber 1852 Apocynaceae MO 100940343 Lectotype
collected Asclepias emoryi (Greene) Vail George Thurber Apocynaceae MO 1842606 Holotype