Children (15 direct children, 133 direct and indirect children):
Kosmosiphon
(tree size 1)
Stenosiphonium
(tree size 6)
Leptosiphonium
(tree size 13)
Pararuellia
(tree size 12)
Ionacanthus
(tree size 1)
Mellera
(tree size 10)
Physacanthus
(tree size 6)
Polylychnis
(tree size 4)
Stenothyrsus
(tree size 1)
Strobilanthopsis
(tree size 6)
Zygoruellia
(tree size 1)
Petalidium
(tree size 50)
Ruelliopsis
(tree size 3)
Sautiera
(tree size 2)
Spirostigma
(tree size 2)