Senecio flaccidus var. monoensis – Smooth Threadleaf Ragwort

Senecio flaccidus var. monoensis - Smooth Threadleaf Ragwort, Mono Ragwort, Sand Wash Groundsel

Senecio flaccidus var. monoensis - Smooth Threadleaf Ragwort, Mono Ragwort, Sand Wash Groundsel

Plant Name

Scientific Name: Senecio flaccidus var. monoensis

Synonyms: Senecio douglasii var. monoensis, S. monoensis

Common Names: Smooth Threadleaf Ragwort, Mono Ragwort, Sand Wash Groundsel

Plant Characteristics

Duration: Perennial

Growth Habit: Subshrub, Herb/Forb

Arizona Native Status: Native

Habitat: Desert, Upland, Mountain

Flower Color: Yellow disks and rays

Flowering Season: Spring

Height: From 1 to 4 feet (30 cm to 1.2 m) tall

Description: The flower heads have 8 to 13 slender rays. The leaves are pinnate with narrow, thread-like, linear lobes. This variety is hairless, more herbaceous than shrub-like, and has comb-like, 2 1/2 inch (6.4 cm) long, green leaves with upturned lobes.

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: Senecio L. – ragwort
Species: Senecio flaccidus Less. – threadleaf ragwort
Variety: Senecio flaccidus Less. var. monoensis (Greene) B.L. Turner & T.M. Barkley – smooth threadleaf ragwort

More About This Plant

Arizona County Distribution Map