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Taraxacum laevigatum - rock dandelion

Scientific Family
Asteraceae
Synonyms
Taraxacum erythrospermum, Taraxacum disseminatum, Taraxacum lacistophyllum, Taraxacum scanicum
Other common names
red-seed dandelion
Plant type
Forbs and Subshrubs
Origin
Native
Lifecycle
Perennial
Height
To 2 feet
Riparian
No

Often mistaken for the common dandelion, but red-seed dandelion has reddish stems and leaf blades that are more deeply dissected than other dandelion species.

Tap-rooted perennials; leaves in basal rosettes; highly dissected; 1-to-several unbranched, hollow flower stalks; stalks bear single head of bright yellow ray flowers; 1 to 2 inches; small, dry 1-seeded fruit.

Habitat

Found in disturbed areas, roadsides, and lawns.

Plant Community
Disturbed Areas
Low elevation
3200
High elevation
12000

Flower Characteristics

Flower heads solitary, 1 to 2 inches across, ray flowers only; flower stalks hollow, spread outward from center of plant; receptacle (base of flower heads) with narrow, lance-like bracts that are glossy and reddish tipped.

Flower color
Yellow
Flower shape
Daisy or dandelion-like
Tubular
No
First bloom month
March
Last bloom month
August
Flower clusters
None

Leaf and Stem Characteristics

Short, slightly winged stems; leaves basal, in rosettes, to 10 inches long and to 1-3/4 inches wide, deeply dissected into triangular lobes, taper toward stem, sometimes bend backward at tips, margins of lobes toothed to smooth.

Leaf type
Simple
Leaf color
Green
Leaf shape
Pinnatifid
Leaf margin
Dissected
Leaf attachment
Basal
Leaves clasp
No
Leaf hairs
None
Spines
No

Fruit and Seed Characteristics

To 1/8 inch long, smooth below, with rough, sharp points at tips, fusiform (tapering at both ends) to oval, 4 to 5 ribbed, tips with many soft, pale pappus (appendages), white to tawny that are 1/4 inch long.

Fruit type
Achene
Fruit color
Red to reddish-purple, brown