The caudex of a larger plant smoothens out.
This member of the Passifloraceae
family was found by Joseph Marie Henry Alfred Perrier de la
Bāthie around 1910, but was given this name by him in 1940. It is
found - in it's green form - in central and northern Madagascar,
growing in a well drained soil with some water and some to lots of
sun. The caudex can grow to 20 centimetres or more in diameter, the
plant can raise to 120 centimetres or more.
What former have been known as
"The Red Form" is actually
A. firingalavensis var.
stylosa which have been raised to its own species by David John
Hearn in 2007: