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Similar Frangula azorica, Euphorbia mellifera, Ammi trifoliatum, Scabiosa nitens, Picconia azorica | ||
Euphorbia stygiana is a critically endangered species of perennial evergreen shrub in the Euphorbiaceae family, endemic to the São Lourenço region on Santa Maria Island of the Azores. It grows to a height of 1.5m / 4.9ft and spread of 1m / 3.3ft, with dark green lanceolate leaves and yellow flowers. The total population counts less than 50 mature individuals in the wild.
References
Euphorbia stygiana Wikipedia(Text) CC BY-SA