|
|
 Plants and leaves Brigham Young University, S. L. Welsh Herbarium, Usage Rights: CC BY-NC (Attribution-Non-Commercial) |  Plant Sue Carnahan @http://swbiodiversity.org, Usage Rights: CC BY-NC (Attribution-Non-Commercial) | | | | |
|
Origin:
Native
Life Cycle:
Annual
General Desc:
Distinguished from other Pectocarya by its 4 nutlets arranged in a flattened cross-shape, lined by sharp, transparent teeth, mostly around the apex; 2 nutlets have a prominent, lighter-colored margin.
Identification notes: Stems trail or are somewhat erect, hairy; leaves narrow to lance-like with narrow end towards the stem; flowers very small, white; fruit are narrow nutlets of 2 forms, 2 point upward, conspicuously winged; 2 bent backward, narrowly winged or wingless.
Height:
2 to 8 inches
Habitat Description: Found on arid, gravelly, sandy slopes, in valleys and washes and in disturbed areas.
Plant Communities:
Desert Scrub, Interior Chaparral, Semidesert Grasslands, Disturbed Areas
Elevation: Below 4500 feet
Color:
White
Shape:
Regular in elongated clusters
Tubular:
N
Flowering Period:
Mar - Apr
Description:
Series of flowers, each on a curved stalk; lance-like, 1/16 inch green sepals and white petals.
Leaf Color:
Green
Leaf Type:
Simple
Leaf Shape:
Narrow
Leaf Margin:
Smooth
Leaf Attachment:
Alternate
Leaves Clasp:
N
Hairs:
Leaves and stems
Spines:
N
Leaf Description:
Stems and leaves tend to curve upwards; leaves clustered, at base and along stems; linear to lance-like; 1/16 inch wide, 1/4 to 1 inch long; stiff hairs; recessed mid-vein.
Fruit Type: Nutlet
Fruit Notes: 2 nutlets have broad deep cut margins; triangular teeth; hooked hairs at tips; other 2 nutlets smooth; tuft of bent hairs at opposite end of attachment.
|
|
