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 Leaves Max Licher @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA) |  Leaves Liz Makings @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA) | | | | |
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Origin:
Native
Life Cycle:
Annual
General Desc:
Simple branching, erect or ascending, stems with short stiff hairs lying flat along the stem and gland-like stipules (small leaf-like growths at base of leaves), leaves mostly opposite; flowers without petals.
Identification notes: Erect annuals, mostly opposite branching; symmetrical, toothed leaves to 3 inches long, clustered near top of plant; cup-shape of fused bracts (cyathium) without petal-like appendages; very reduced male flowers, 1 female flower; seeds not sharply 4-sided.
Height:
To 24 inches
Habitat Description: Dry plains and hills. Can grow as a weed in disturbed places.
Plant Communities:
Interior Chaparral, Semidesert Grasslands, Pinyon Juniper Woodland, Montane Conifer Forest, Disturbed Areas
Elevation: 3000 - 8000 feet
Color:
Green, white
Shape:
Regular in round clusters
Tubular:
N
Flowering Period:
Aug - Oct
Description:
Male flowers and 1 to 4 female flowers borne in cup-shaped bracts (cyathia), clustered at branch tips, without petal-like appendages.
Leaf Color:
Green
Leaf Type:
Simple
Leaf Shape:
Narrow
Leaf Margin:
Toothed
Leaf Attachment:
Alternate and opposite
Leaves Clasp:
N
Hairs:
No
Spines:
N
Leaf Description:
Mostly opposite, (lower ones sometimes alternate), lance-shaped, to 3 inches long, margins shallowly toothed or smooth.
Fruit Type: Capsule
Fruit Notes: Ovaries hairy, capsules with flattened hairs.
Seed Notes: Seeds not sharply 4-sided, gray to black.
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