... Psylvestris (Orlandini and Malcoste, 1972;Toole, 1973; Orlandini and Bulard, 197 5). This clearly indicates the photophilousnature of these two pines, which allows for the ... fires. On the Iberian Peninsula, pine forestsdominated by P nigra are mainly found in the southern half, and those dominated by Psylvestris in central and northern Spain.These ... fire in seed germination of woody taxa in California chaparral. Ecology 68,434-443Keeley JE, Keeley SC (198 7) Role of fire in the ger-mination of chaparral herbs and suffrutescents.Madroño...