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Acanthoscyphus
Acanthoscyphus is a monotypic genus in the family Polygonaceae that contains the single species Acanthoscyphus parishii, which is sometimes called Parish's oxytheca. This species is native and endemic to southern California.
The species is endemic to California, where it is known only from the Transverse Ranges and nearby slopes of the southernmost Central Coast Ranges. It grows in dry and rocky mountain soils and has low water tolerance. It can be found at elevations of 1500-2500 meters. The species requires an annual precipitation of 30-104 centimeters and a temperature range of 26-31 degrees Celsius. The species has a growing period of 2-5 months and typically blooms between June and August.
Text excerpted from the Wikipedia article Acanthoscyphus by its contributors, under CC BY-SA 4.0; the excerpts are shared under the same licence.
