Hemizonella A. Gray
Last Addition: July 26, 2000. Each "thumbnail" image below is linked to a larger photograph.
Hemizonella is a monotypic genus of diminutive, slender plants
found from British Columbia and N Idaho S to San Diego County,
California. Plants 2-15 cm high. Heads radiate; phyllaries 3-5, each
loosely enfolding a
ray ovary; receptacular chaff in one strongly fused peripheral series; ray flowers
inconspicuous, pistillate, the corolla yellow; disk flowers1-2, perfect, the corollas
yellow; anthers yellow; ray cypselae obcompressed, more or less arcuate,
beaked, epappose; disk cypselae club-shaped, epappose. The chromosome number is n =
c.21-22.
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