(Of a bog or peat) dependent on rain for its formation.
More example sentences
- In Indonesia the ombrogenous peatlands are mostly formed on the inward edge of the mangroves.
- The border around the raised portion of the ombrogenous bog may be minerotrophic.
- Ph ranged from 3.8 to 4.4 and varied little between sites, as would be expected for ombrogenous systems.