South Dakota Native Plant Research
 
Asteraceae : Agoseris glauca

Asteraceae : Agoseris glauca

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Family Name

Asteraceae

Common Name

False dandelion

Description

Agoseris glauca is a perennial herb having a large taproot and can grow from 8–50 cm tall. It has linear to oblanceolate leaves, 3–35 cm long, the margins are entire or with 1 to 3 pairs of shallow lobes. Stems and leaves are glabrous to sparsely villous. Flowers appear in a terminal head on a long scape with an involucre that is 1–2 cm long; phyllaries linear-lanceolate to lanceolate, in 2 to 3 indistinct series, green, glabrous to villous, sometimes glandular, often darkened along the midvein. Heads contain 15 to 150 flowers that are all ligulate, yellow, the ligules 6–22 mm long and each floret having a pappus 8–18 mm long. The fruit is an achene, with a body that is 4–9 mm long with a beak ranging from 0.5–3 mm long.

Additional Notes

False dandelion offers a good source of nectar and pollen for pollinators and is visited by butterflies, bees and other small insects. This plant also offers fluff for bird nests.

Horticulture Notes

Seed collection: Collect seeds when they begin to be released into the wind from early summer to late fall.

Germination: Sow seeds in the spring

Soils: Best in medium to dry, loamy to sandy soils.

Light: Full sun

Asteraceae : Agoseris glauca

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