Plant Image
Flower heads

Yavapai County Native & Naturalized Plants

Symphyotrichum lanceolatum - white panicle aster

Other Common Names: southwestern annual saltmarsh
Plant Form: Forb or Subshrub

Family: Asteraceae

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Flower heads
Max Licher @, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)
Flowerheads and leaves
Max Licher @, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)
Max Licher @, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)
Forb Plant Description

Origin: Native   Life Cycle: Perennial   Similar Species: Symphyotrichum lanceolatum var. hesperium
General Desc: Single main stem that branches as it reaches the flowering region. Rhizomes spread to form large colonies.
Identification notes: Flowerhead bracts are unequal with flat tips in 4 to 6 series; ray flowers have fine bristles at their base, disc florets are yellow turning purple; stems erect, sparsely to densely hairy.
Height: 1 to 5 feet


Habitat Description: Meadows, fields, swamps, wetlands, and any disturbed area that is moist.
Plant Communities: Riparian, Disturbed Areas
Elevation: Below 6700 feet

Flower Characteristics

Color: White     Shape: Daisy or dandelion-like not in clusters     Tubular: N     Flowering Period: Jul - Sep
Description: Ray flowers are generally white while the disc flowers are white to yellowish. Flowers grow sparsely along the branches.

Leaf and Stem Characteristics

Leaf Color: Green     Leaf Type: Simple     Leaf Shape: Narrow     Leaf Margin: Smooth     Leaf Attachment: Alternate     Leaves Clasp: N
Hairs: Stems     Spines: N
Leaf Description: Dead leaves on the stems are very curly. They are a distinctive identifying feature of this plant.

Fruit and Seed Characteristics

Fruit Type: Achene
Seed Notes: Seed is flat with a tuft of hair that aides wind dispersal.

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