What is "carruthersia"

Carruthersia is a genus of plants in the Apocynaceae first described as a genus in 1866. It is native to the Philippines and to certain islands of the Western Pacific.

• Carruthersia glabra D.J.Middleton - Samar Island in Philippines
• Carruthersia latifolia Gillespie - Fiji, Tonga
• Carruthersia pilosa (A.DC.) Fern.-Vill. - Philippines, Solomon Islands, possibly Vanuatu
• Carruthersia scandens (Seem.) Seem. - Fiji