Research Natural Areas
Organ Valley RNA
Organ Valley RNA is on the Cleveland National Forest in San
Target element: Engelmann oak (Quercus engelmannii)
Secondary target(s): gabbro endemics
General Technical Report Chapter for this RNA (pdf file)
Organ Valley Publications and Reports
Burke, M. T. 1985. An ecological survey of Organ Valley candidate
research natural area, Cleveland National Forest. Unpublished report
on file, Pacific Southwest Research Station, Albany, Calif.
Martin, A. J. 1990. Establishment record for Organ Valley Research
Natural Area within Cleveland National Forest in San Diego County,
California. Unpublished report on file, Pacific Southwest Research
Station, Albany, Calif.