Plant Image
Flowers


Yavapai County Native & Naturalized Plants

Senecio wootonii - Wooton's ragwort

Synonyms: Senecio anacletus, S. microdontus, S. toluccanus var. microdontus
Plant Form: Forb or Subshrub

Family: Asteraceae


   
 
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Flowers
Patrick Alexander @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)
Leaves
Max Licher @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)
Plants
San Juan College Herbarium @http://swbiodiversity.org, Usage Rights: CC BY-NC (Attribution-Non-Commercial)
Forb Plant Description

Origin: Native   Life Cycle: Perennial
General Desc: To 20 inches tall; stems 1 to several; herbage smooth, somewhat waxy; shrubby or branched rhizomes; rays yellow, 8 to 10, pistillate (no stamens), borne in corymbiform arrays (flat-topped, equal length, older flowers on longer stems).
Identification notes: Stems not hairy, 1 to several, may have a powdery bloom; basal leaves oval, stemmed, margins smooth to somewhat toothed, borne on winged stems; stem leaves smaller than basal ones, margins smooth; flower heads yellow, 8 to 10 ray and disc flowers.
Height: To 20 inches


Habitat

Habitat Description: Found in damp or drying sites, often in rocky, moderately disturbed sites and coniferous forests.
Plant Communities: Pinyon Juniper Woodland, Montane Conifer Forest, Riparian, Disturbed Areas
Elevation: 6000 - 9500 feet


Flower Characteristics

Color: Yellow     Shape: Daisy or dandelion-like in round clusters     Tubular: N     Flowering Period: May - Sep
Description: Heads in groups of 8 to 24; rays yellow, 8 to 10, 1/2 inch long; disc flowers yellow; phyllaries (bracts below ray flowers) narrow, smooth, green to brownish (but not black), sharp tipped; secondary narrow bracts found below phyllaries.


Leaf and Stem Characteristics

Leaf Color: Green     Leaf Type: Simple     Leaf Shape: Round or oval     Leaf Margin: Smooth     Leaf Attachment: Basal and alternate     Leaves Clasp: Y
Hairs: No     Spines: N
Leaf Description: Alternate or basal, thickish and turgid (swollen), the basal leaves round, 1 to 6 inches long, margins smooth to wavy toothed, borne on winged stems; upper leaves greatly reduced, short-stemmed or stemless and clasping.


Fruit and Seed Characteristics

Fruit Type: Achene
Fruit Notes: Round, ribbed, and not hairy; pappus of numerous, soft, white, capillary (hair-like) bristles.


  Arizona Cooperative Extension
Yavapai County
840 Rodeo Dr #C
Prescott, AZ 86305
(928) 445-6590
Version 8.0  
http://cales.arizona.edu/yavapaiplants/SpeciesDetailForb.php  
Last Updated: Dec 13, 2022
Content Questions/Comments: Email Matt Halldorson  
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