Plant Image
Flower heads


Yavapai County Native & Naturalized Plants

Erigeron saxatilis - rock fleabane

Plant Form: Forb or Subshrub

Family: Asteraceae


   
 
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Plant
Arizona State University Vascular Plant Herbarium, Usage Rights: Non-Commercial (CC BY-NC)
Plant
Max Licher @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)
Forb Plant Description

Origin: Native   Life Cycle: Perennial
General Desc: A very small perennial herb rarely more than 2 inches tall, forming a woody underground caudex (a base of the stem from which new leaves and stems arise). Found only in northern Arizona and only north of the Mogollon Rim.
Identification notes: Taprooted; stems, leaves sparsely hairy, leaves reduced or absent near flowers; basal leaves narrow, base pointed, often spatula-like; flower bracts in 3 to 4 layers, hairy, glandular; ray flowers white to pink, bend at tips; disc flower bristles 9 to 15.
Height: 1 to 2 inches


Habitat

Habitat Description: Crevices and ledges in canyons.
Plant Communities: Pinyon Juniper Woodland, Montane Conifer Forest
Elevation: 4300 - 8500 feet


Flower Characteristics

Color: White to pink     Shape: Daisy or dandelion-like not in clusters     Tubular: N     Flowering Period: Apr - Jul
Description: Bracts, purplish; mid-veins greenish-yellow; 1 flower head per stem; each head contains 20 to 29 white to pink ray florets, about 1/2 inch in diameter, surrounding many yellow disc florets.


Leaf and Stem Characteristics

Leaf Color: Green     Leaf Type: Simple     Leaf Shape: Narrow     Leaf Margin: Smooth     Leaf Attachment: Alternate and opposite     Leaves Clasp: N
Hairs: Leaves     Spines: N
Leaf Description: Stems erect to ascending without hairs or glands; narrow basal leaves, base pointed, often spatula-like, 1/2 to 1-1/4 inches long and 1/8 inch wide; stem leaves similar to basal leaves but slightly smaller, margins smooth, fine to no hairs or glands.


Fruit and Seed Characteristics

Fruit Type: Achene
Fruit Notes: Less than 1/16 inch long; 2-sided, with sparse stiff straight hairs, topped with 9 to 15 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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