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 Leaves and flowers Richard Zmasek @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)
|  Plant Deaver Herbarium (Northern Arizona University): Attribution-Non-Commercial (CC BY-NC) | | | | |
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Origin:
Native
Life Cycle:
Annual
General Desc:
Hairy annual growing in a low basal rosette on the ground, sometimes producing an erect stem from the basal rosette; leaves sometimes have reddish tint; flowers borne singly at the end of short stalks, may point upwards or nod down; withers to red.
Identification notes: Rough hairy annual growing close to ground; erect flower stems from the basal rosette; grayish-green leaves, lance-shaped; nodding seedhead; yellow flowers with small red markings near the bases; fruit capsule straight to tightly coiled.
Height:
To 20 inches
Habitat Description: Desert plains, hillsides, creosote scrub lands, native to desert and scrub habitat of the region where Arizona, California, and Nevada meet.
Plant Communities:
Desert Scrub, Interior Chaparral, Semidesert Grasslands, Pinyon Juniper Woodland
Elevation: 1000 - 4500 feet
Color:
Yellow
Shape:
Regular not in clusters
Tubular:
Y
Flowering Period:
Jul - Aug
Description:
Opens at dawn, borne singly at the end of short stalks; 4 pointed green sepals protrude beyond the edges of 4 overlying oval petals; 1/4 to 1/2 inch long; tips are flat or shallowly notched; small red markings near the bases; stigma spheric.
Leaf Color:
Grayish-green
Leaf Type:
Simple
Leaf Shape:
Narrow
Leaf Margin:
Toothed
Leaf Attachment:
Basal and alternate
Leaves Clasp:
N
Hairs:
Leaves
Spines:
N
Leaf Description:
Basal rosette of narrow, lance-shaped leaves covered with stiff, straight hairs, lying flat against the ground, up to 2 inches long, with smooth or finely toothed edges.
Fruit Type: Capsule
Fruit Notes: Straight to tightly coiled, 4-angled at least when dry, not swollen by seeds, without stems.
Seed Notes: 1 row of seeds per chamber, narrowly reverse egg-shaped, flattened, dull brown-black.
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