Literature references

3 literature references:

Author: Grierson,A.J.C. & Long,D.G.
Year: 1987
Title:
Source: Flora of Bhutan,Vol.1.(Part 3). Edinburgh: RBG
Author: Maxwell,R.H.
Year: 1991
Title:
Source: In:Dassanayake,M.D. & Fosberg,F.R.(Eds.) A revised handbook
Author: Webb,C.J. et al.
Year: 1988
Title:
Source: Flora of New Zealand Vol IV