genome Duckweed_SP9509 trackDb Duckweed_SP9509/trackDb.txt groups Duckweed_SP9509/groups.txt description [generated by MakeHub] twoBitPath Duckweed_SP9509/Duckweed_SP9509.2bit organism Duckweed_SP9509 defaultPos chrM:1-15000 orderKey 4800 scientificName Duckweed_SP9509 htmlPath description.html