. Vegetation-soil units in the central Oregon juniper zone. Botany Oregon Ecology; Plant-soil relationships Oregon; Junipers Oregon. 3S WW. Figure 13 Soil profile of series III—very stony phase, supporting the Purshia variant: Juniperus/ Festuca association. Rhyolitic and andesitic stones occupy 50 percent of the profile volume. Figure 14 Stand representative of the Juniperus/Artemisia/ Agropyron- Chaenactis association. Junip- erus occidentalis is fairly evenly spaced, providing the charac- teristic savanna aspect of the juniper zone. Figure 15 Detail of the soil surface and understory vegeta
. Vegetation-soil units in the central Oregon juniper zone. Botany Oregon Ecology; Plant-soil relationships Oregon; Junipers Oregon. 3S WW. Figure 13 Soil profile of series III—very stony phase, supporting the Purshia variant: Juniperus/ Festuca association. Rhyolitic and andesitic stones occupy 50 percent of the profile volume. Figure 14 Stand representative of the Juniperus/Artemisia/ Agropyron- Chaenactis association. Junip- erus occidentalis is fairly evenly spaced, providing the charac- teristic savanna aspect of the juniper zone. Figure 15 Detail of the soil surface and understory vegetation related to Juniperus/Artemisia/ Agro- pyron-Chaenactis association. Approximately percent of the soil surface is bare. 21. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Driscoll, Richard S. , 1928-; Pacific Northwest Forest and Range Experiment Station (Portland, Or. ). Portland, Or. : Pacific Northwest Forest and Range Experiment Station, Forest Service, U. S. Dept. of Agriculture
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