SESSION
CHECKLIST
SOURCES
NEWS - FEATURES
Plant Communities: wetland-riparian
Synonyms: Lemna polyrrhiza Spirodela polyrhiza Spirodela polyrrhiza var. masonii
Counties: Butte Glenn Humboldt Inyo Lake Lassen Marin Mendocino Merced Mono Modoc Plumas San Bernardino Santa Cruz San Francisco Shasta Sierra Siskiyou Solano Sonoma Stanislaus Tuolumne
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