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 Flowerheads and leaves Arizona State University Vascular Plant Herbarium, Usage Rights: Non-Commercial (CC BY-NC) |  Plants Deaver Herbarium (Northern Arizona University): Attribution-Non-Commercial (CC BY-NC) | | | | |
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Origin:
Native
Life Cycle:
Annual
General Desc:
Daisy-like, 10 to 16 yellow to orange ray flowers surrounding 40 to 100 yellow to purple disc flowers. Each flower on its own stalk up to 14 inches high.
Identification notes: Oblong or oval awned or awnless scales on the disc flowers; both ray and disc flowers yellow, margins acute or obtuse and not tipped with a pointed end; leaf blades have variable margins.
Height:
1 to 3 feet
Habitat Description: Sandy desert washes and alluvial fans, plains and mesas.
Plant Communities:
Desert Scrub, Interior Chaparral, Semidesert Grasslands
Elevation: 1000 - 4000 feet
Color:
Yellow, orange, purple centered
Shape:
Daisy or dandelion-like not in clusters
Tubular:
N
Flowering Period:
Feb - Jul
Description:
Flowers at the ends of nearly leafless stems; flower heads enclosed by narrow lance-shaped, 1/4 to 1/3 inch long, hairy bracts; ray flowers 1/3 to 2/3 inch long, deeply lobed; disc flowers yellow to purple, form a 2/3 to 3/4 inch center.
Leaf Color:
Grayish-green
Leaf Type:
Simple
Leaf Shape:
Pinnatifid
Leaf Margin:
Lobed
Leaf Attachment:
Basal
Leaves Clasp:
N
Hairs:
Leaves and stems
Spines:
N
Leaf Description:
Leaves are mostly basal, 1-1/2 to 2-1/2 inches long, with blades pinnately lobed with round or oblong scalloped divisions that are shaggy hairy. Flower stems are erect, 2 to 6 inches long.
Fruit Type: Achene
Fruit Notes: Dry fruit is about 1/10 inch long, densely spreading hairs.
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