Coastal limestone cliffs of NE Guam, photo courtesy of Toni Mizerek.

 
 
  Part of: Lorence DH, Wagner WL, Wood KR, Johnson G (2020) Pogostemon guamensis Lorence & W.L.Wagner (Lamiaceae), a new species from Guam, Mariana Islands. PhytoKeys 169: 61-73. https://doi.org/10.3897/phytokeys.169.58107