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bristlecup sandmat

Scientific Name: Chamaesyce chaetocalyx var. chaetocalyx

Family: Euphorbiaceae

Category: Dicot

Growth: Subshrub, Forb/herb

Duration: Perennial

Other Names:

       

Bristlecup Sandmat: A Closer Look

The Bristlecup Sandmat, scientifically known as Chamaesyce fendleri, is a fascinating plant with several common names including Bristle cup sandmat, Hoary sandmat, Desert Sandmat, and Abrams Spurge.

Considerations for Pets

  • This plant belongs to the Spurge (Euphorbiaceae) family. Some members of this family are known to produce a milky sap.

Considerations for Children

  • This plant belongs to the Spurge (Euphorbiaceae) family. Some members of this family are known to produce a milky sap.

Taxonomy and Nomenclature

  • Scientific Name: Chamaesyce fendleri
  • Synonyms:
    • Euphorbia chaetocalyx (Boiss.) Tidest.
    • Euphorbia fendleri var. chaetocalyx
  • Family: Spurge (Euphorbiaceae)

Distribution and Habitat

  • The Bristlecup Sandmat has been observed in areas such as Nelson, Eldorado Canyon, and Cottonwood Cove in the Lake Mead Recreation Area, Nevada.

Morphological Characteristics

  • The blooms are tiny and cup-shaped.
  • The flowers have white-edged, scalloped appendages.

Interesting Relatives and Look-alikes

  • Several other plants share the common name "sandmat," including:
    • Thymeleaf Sandmat (Chamaesyce serpyllifolia var. serpyllifolia)
    • Smallseed Sandmat (Euphorbia polycarpa)
    • Ribseed Sandmat (Euphorbia glyptosperma)
    • Spotted Sandmat (Euphorbia maculata)
    • Coastal Heartleaf Sandmat (Chamerion platyphyllum)
  • It is easily confused with plants with "cup" in the name, including:
    • Mojave sun cup (Camissonia campestris)
    • Dune Sun Cup (Camissonia micrantha)
    • California Sun Cup (Camissoniopsis bistorta)