Ambrosia deltoidea

Common Name: Triangle Bur Ragweed, Triangle Leaf Bursage
Oˊodham Name: Taḍṣagĭ (Tadtshagi) Audio
Group: Shrubs － Desert

Description

Ambrosia deltoidea is a small, sparse shrub having wooly triangular leaves that feel like felt. In combination with Carnegia gigantea, it becomes the dominant flora over large expanses of the Upland Sonoran Desert around 2500 ft elevation. It grows in gravelly to rocky soils at 1000 to 3000 ft elevation. Also see Ambrosia ambrosioides.

entire plant
leaves
leaf

Classification

Kingdom Plantae － Plants

Subkingdom Tracheobionta － Vascular plants

Superdivision Spermatophyta － Seed plants

Division Magnoliophyta － Flowering plants

Class Magnoliopsida － Dicotyledons

Subclass Asteridae

Order Asterales

Family Asteraceae － Aster family

Genus Ambrosia L. － ragweed

Species Ambrosia deltoidea (Torr.) Payne － triangle bur ragweed

More Information

USDA Plant Profile and Map