United States, California, LOS ANGELES, LOS ANGELES, CA, US
Common in sandy mulch of stream bottom thickets. Los Flores Canyon, Santa Monica Mts, elevation 1700 ft. A N Rood Collection #868.
V - 1
ORIGINAL ID: Aspidium rigidum var. argutum D. C. Eaton ANNO: Dryopteris rigida (Hoffm.) Underw. var. arguta (Kaulf.) Underw., A N Rood, no date; =Dryopteris arguta (Kaulf.) Maxon, M K Cooperrider (KE), March 1996