Species Detail Forb

Flowers Little Thumb Butte - Sue Smith		Yavapai County Native & Naturalized Plants Erigeron concinnus - Navajo fleabane Synonyms: Erigeron pumilus 3 varieties, Distasis concinna, Erigeron brandegeei Other Common Names: hairy fleabane Plant Form: Forb or Subshrub Family: Asteraceae
Flowers Little Thumb Butte - Sue Smith


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Flowers Little Thumb Butte Sue Smith	Flowers Little Thumb Butte Sue Smith	Leaves Little Thumb Butte Sue Smith	Leaves Little Thumb Butte Sue Smith	Plant - spring Little Thumb Butte Sue Smith	Plant - spring Little Thumb Butte Sue Smith

Forb Plant Description

Origin: Native Life Cycle: Perennial Similar Species: Erigeron pumilus
General Desc: Woody taprooted plant with thick, short, ascending to erect stems that branch from a woody base. Branches are topped by nodding buds. When flowering, the stems straighten and buds open to white, pink or light blue ray flowers with yellow disc flower.
Identification notes: Plants covered in stiff hairs, rays 50 - 100 and a much branched caudex (woody base) distinguish this from other Erigeron sp.
Height: Up to 20 inches

Habitat

Habitat Description: Sandy to rocky slopes, crevices.
Plant Communities: Interior Chaparral, Semidesert Grasslands, Pinyon Juniper Woodland
Elevation: 3000 - 8000 feet

Flower Characteristics

Color: Ray flowers are blue, pink or white Shape: Daisy or dandelion-like not in clusters Tubular: N Flowering Period: Apr - Oct
Description: Flower heads are round. Ray flowers are reflexed or weakly coiled, number 50 - 100. Disc flowers are yellow and funnel shaped. Involucre phyllaries (bracts) are less than 1/4" long and in 2 rows.

Leaf and Stem Characteristics

Leaf Color: Grayish-green Leaf Type: Simple Leaf Shape: Narrow Leaf Margin: Smooth Leaf Attachment: Basal and alternate Leaves Clasp: N
Hairs: Leaves and stems Spines: N
Leaf Description: Spreading hairs that are sometimes glandular. The plant is leafy throughout. Stem leaves the same size as basal leaves or only slightly reduced in size.

Fruit and Seed Characteristics

Fruit Type: Achene
Fruit Notes: Papery bristles 7â€“15, outer series of prominent, wide scales less than 1/16 inches long.


	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 Legal Disclaimer