Plant Name

Scientific Name: Adenophyllum porophylloides

Synonym: Dyssodia porophylloides

Common Names: San Felipe Dogweed, San Felipe Dyssodia

Plant Characteristics

Duration: Perennial

Growth Habit: Subshrub

Arizona Native Status: Native

Habitat: Desert

Flower Color: Rays – Yellow to orange-yellow, may be red-tinged, Disks – Orange-yellow

Flowering Season: Spring

Height: To 2 feet (61 cm) tall

Description: The flower heads are 1/2 inch (1.3 cm) wide and 1 inch (2.5 cm) long with 0 to 12 ray flowers. The bracts are dotted with dark red glands. The leaves are green, opposite below, alternate above, deeply divided into 3 main linear lobes, and embedded with foul-smelling oil glands at the base and tip of the lobes.

Special Characteristics

Foul-smelling – The crushed foliage has a strong, unpleasant odor.

Classification

Kingdom: Plantae Plants
Subkingdom: Tracheobionta Vascular plants
Superdivision: Spermatophyta Seed plants
Division: Magnoliophyta Plants
Class: Magnoliopsida Dicotyledons
Subclass: Asteridae
Order: Asterales
Family: Asteraceae Aster family
Genus: Adenophyllum Pers. – dogweed
Species: Adenophyllum porophylloides (A. Gray) Strother – San Felipe dogweed