PTBG - What does PTBG stand for? The Free Dictionary
References in periodicals archive
Finally, we thank those people who maintain the NISA, NIS2, USN7, PTBB, PTBG, MDVJ, AO_4, and GUM4 receivers.
The PPP result for PTBG is provided as a reference (green curve).
image); Molokai Is.: near Hakina Gulch, 26-IV-1928, Degener 7117 (BISH); Mapulehu Valley, near mouth, dry hillside, 75 m, 31-XII-1936, Fosberg 13532 (BISH); Co.
These gardens will some day become part of the PTBG