28 November 1988.
Udon Thani, Thailand
Locality: Udon Thani Nong Han
Coordinates: Udon Thani Nong Han17.3167, 103.1333
(Map it)
Comment: CHAWEWAN VUTIYANO'S TRIP REPORT, GRCMTC2, 1989; DAVAUGHAN'S TRIP REPORT IN PTRRI, THAILAND, NOVEMBER TO DECEMBER 1988 AND SONGKRAN CHITRAKON'S PHOTOCOPY OF DATA SHEETS
Collector(s):