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 Leaves and flowers Max Licher @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA) |  Plant Max Licher @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA) | | | | |
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Origin:
Native
Life Cycle:
Annual
General Desc:
Annual herb to small shrub to 2 feet tall and wide, becoming sprawling, and often supported by surrounding plants.
Identification notes: Plants bear straight, stiff, sharp, appressed hairs; nutlets 4, all alike, margins angled or rounded, not sharp, roughened; style surpassed by the nutlets or at most barely surpassing them.
Height:
6 to 24 inches
Habitat Description: Brushy, rocky slopes with cacti, juniper, pinyon pine and chaparral on sandstone and basalt slopes. Also found in soil pockets on steep canyon walls and ledges on slick rock shelves.
Plant Communities:
Interior Chaparral, Pinyon Juniper Woodland
Elevation: 3500 - 6500 feet
Color:
White
Shape:
Regular in elongated clusters
Tubular:
Y
Flowering Period:
Mar - May
Description:
The flowers are borne on elongated stems with the lowest flowers sometimes not touching those just above them on the erect stems.
Leaf Color:
Grayish
Leaf Type:
Simple
Leaf Shape:
Narrow
Leaf Margin:
Smooth
Leaf Attachment:
Alternate and opposite
Leaves Clasp:
N
Hairs:
Leaves and stems
Spines:
N
Leaf Description:
Stems are simple to branched throughout, and bear straight, stiff, sharp hairs that lie close to the stems. Leaves are 1/2 to 1-1/2 inches long, linear to oblong, and generally bristly.
Fruit Color: Green to brownish
Fruit Type: Nutlet
Fruit Notes: All 4 nutlets are usually of equal size. Nutlets are about 1/10 inch long, 4 per flower, lanceolate; backs are densely grooved and may be forked or flared open at the base.
Seed Notes:
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