Senecio lemmonii, Lemmon's Ragwort
Scientific Name: Senecio lemmonii
Common Name: Lemmon's Ragwort
Also Called: Lemmon Groundsel
Family: Asteraceae, Sunflower Family
Synonyms: ( )
Size: Up to 3 feet.
Growth Form: Forb/herb; subshrub; erect usually with one stem with multiple branching, glabrous.
Leaves: Green; alternate; lanceolate, upper leaves sessile or clasping stem; margins with small teeth.
Flower Color: Yellow; radiate heads about an inch or more wide, 8 or more yellow ray flowers, disk flowers orange-yellow; fruit is an achene.
Flowering Season: February to May.
Elevation: 1,500 to 3,500 feet.
Habitat Preferences: Rocky slopes and common in shrubs for support.
Recorded Range: A rare plant in the United States found only in Arizona where it grows in the central and southern parts of the state as well as Yuma and Navajo Counties. It is also common in Baja California.
U.S. Weed Information: No data available.
Invasive/Noxious Weed Information: No data available.
Wetland Indicator: No data available.
Threatened/Endangered Information: No data available.
Comments: Lemmon's Ragwort is an early spring bloomer that is common in Arizona in preferred habitats. Photo above taken April 12 along the Apache Trail, Fish Creek Hill, Maricopa County, Arizona.