Euphorbia stenoclada is native to Madagascar; it can grow into a 6 foot tall shrub. It is on the International Union for Conservation of Nature’s Red List of Threatened Species due to habitat loss. Family: Euphorbiaceae
Commonly known as Elkhorn, these plants are native to
tropical Asia, especially India. Officially name:
Euphorbia lacteal cristata.
Euphorbia viguieri is native to Madagascar
It has a delightful scarlet red flower shown
in bloom. Family: Euphorbiaceae