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 Leaves Arizona State University Vascular Plant Herbarium, Usage Rights: Non-Commercial (CC BY-NC) |  Plant Arizona State University Vascular Plant Herbarium, Usage Rights: Non-Commercial (CC BY-NC) | | | | |
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Origin:
Native
Life Cycle:
Annual
General Desc:
Branches in 2s, densely hairy leaves and stems; leaves sometimes clustered near flower clusters of separate male and female flowers, taper at both ends; stipules (outgrowth at the base of the leaves) is very small.
Identification notes: Stems densely covered by star-like hairs and divide into 2; leaves stemmed, narrow, margins smooth, taper at both ends, often clustered at stem tips below flowers; flower clusters have 1 to 3 female flowers centralized, 3 to 8 male flowers decentralized.
Height:
1 to 3 feet
Habitat Description: Floodplains, old pastures, loamy soils, roadsides.
Plant Communities:
Desert Scrub, Disturbed Areas
Elevation: 150 - 2000 feet
Color:
White
Shape:
Regular in elongated clusters
Tubular:
N
Flowering Period:
Apr - Nov
Description:
Flowers in bisexual spike-like clusters of very small male, 5-petaled flowers numbering 3 to 8 and 1 to 3 female flowers with no petals and 5 sepals, bottom of sepals with star-like hairs in male and female flowers.
Leaf Color:
Grayish-green
Leaf Type:
Simple
Leaf Shape:
Narrow
Leaf Margin:
Need value
Leaf Attachment:
Need value
Leaves Clasp:
U
Hairs:
Leaves and stems
Spines:
N
Leaf Description:
Upper surface of leaves darker than lower surface; base rounded but tapering from widest part of leaf, tip pointed, lance-shaped; hairy, hairs star-like. Leaves may be clustered at stem tips.
Fruit Type: Capsule
Fruit Notes: Smooth, apex with 3 sharp projections, less than 1/4 inch wide and long.
Seed Notes: Shiny.
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