Field BotanyRenewable Natural Resources 230

Sight-ID self test 1

creosotebushLarrea tridentata (Sessé & Moc. ex DC.) Coville

saguaroCarnegia gigantea (Engelm.) Britt. & Rose

southwestern ponderosa pinePinus brachyptera Engelm

quaking aspenPopulus tremuloides Michx.

alligator juniperJuniperus deppeana Steud.

ocotilloFouquieria splendens Engelm.

Engelmann’s prickly pearOpuntia engelmannii Salm-Dyck

boxelderAcer negundo L.

sixweeks needle gramaBouteloua aristidoides (H.B.K.) Griseb.

desert sennaSenna covesii (A.Gray) H.S. Irwin & Barneby

desert globemallowSphaeralcea ambigua Gray

dogweedThymophylla pentachaeta (DC.) Small

velvet mequiteProsopis velutina Woot