Photo by Sue Carnahan, Swbiodiversity.org.
The swollen roots by Charles W. Kane,
The inflorescence by S.L.Minter, S.L.,
The flowers by Liz Makings,
John Torrey, 1859
NW Mexico, SE Arizona; US
Sandy - Mix
Caribe, Mala Mujer (Bad
Woman, as it is stinging)
Müll. Arg. 1866.
Cnidoscolus pringlei, I.M. Johnst. 1923.
Jatropha pringlei, Standl. 1926.
Cnidoscolus orbiculatus, Lundell, 1945
This member of the
was given this name by John Torrey in 1859. It is found in north-western Mexico
and south-eastern Arizona in the US, growing in a well drained sandy soil with
some water and lots of sun. The caudex can grow to seven centimetres in diameter, the entire plant
from fifteen to 150 centimetres in height. The flowers are white.
The name is derived from the
Greek words κνίδη (knide), meaning 'nettle' and σκολος
(skolos), meaning 'thorn' or 'prickle'. The species name from Latin;
angusti; 'with narrow' and Latin; dens; 'tooth'.
The fruit by Ken-ichi Ueda,
Large plant by Thomas Van Devender,
The leaf by Thomas Van Devender,