covered with/bearing/carrying/producing pine/fir trees
Latin word, found 10 times in the texts on Socratos.
Vergil, Eclogues 10.14: Pinifer illum etiam sola sub rupe iacentem
Vergil, Aeneid 4.249: piniferum caput et vento pulsatur et imbri;
Ovid, Ex Ponto 1.8.43: nec quos piniferis positos in collibus hortos
All forms of pinifer