|Rattlesnake Weed, Euphorbia or Chamaesyce albomarginata.|
Thought To Heal Snake Bite.
"Not True Though!"
Hence The Name.
| Small Flowers Low Growing.|
Flower Color Is Reason It is Also
Called White-Margined Spurge.
|Euphorbia albomarginata Flowers.||Chamaesyce albomarginata Flower.|
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Chamaesyce albomarginata or Euphorbia albomarginata, is a small low-growing annual, in the spurge family (Euphorbia, Euphorbiaceae) native to the desert, chaparral, and grassland habitats of southwestern North America, ranging from southern and central California to Northern Mexico and Louisiana.
It can be easily identified by its small size, dusty green leaves, very flattened growth pattern, and the white circular margin around the edge of its burgundy centered flowers. As with other typical members of the Euphorbia family, it has a white milky sap, and is poisonous.
Height: A low creeper, with branches about 1/2" high, and stems 2 - 10" long.
Flowers: The showy parts are only 3 mm wide and are not flowers. Each is an involucre (cyanthium) holding a tiny group of one female and 15-30 male flowers. The top of a cup-shaped cyanthium has four reddish glands with white appendages. Each male flower is a single naked stamen that remains inside the cyanthium.
A single female flower is exerted from each cyanthium on an elongated pedicel. The female flower is a naked, green ovary with three bifid styles.
Flowering Time: Late February - November.
Leaves: Leaves are 1/8 - 3/8" long, round or oblong, the stalks of the 2 leaves are on opposite sides of stem and they are connected by a single white scale on either side.
Found: Native of the USA in the states of: (AZ, CA, HI, LA, NM, NV, OK, TX, UT). Also native to northern Mexico in Sonora, Baja Norte, Tamaulipas, & Baja California.
Soil pH requirements:
Elevation: 0 - 2,500 Feet.
Habitat: Deserts, chaparral, and grasslands. Open areas, disturbed land.
Miscellaneous: Flowering Photos Taken March 29, 2003. Glendale, Arizona.
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