4 literature references:

Author: Ellison,D.P.
Year: 1995
Title:
Source: Cultivated plants of the World-trees,shrubs,climbers.Brisban
Author: Bailey,L.H.
Year: 1961
Title:
Source: Manual of cultivated plants. New York.
Author: Ambasta,S.P.
Year: 1986
Title:
Source: The useful plants of India
Author: Harden,G.J.(Ed.)
Year: 1991
Title:
Source: Flora of New South Wales,Vol 2. Kensington: New South Wales