NAS - Nonindigenous Aquatic Species
Wohler, J.R., I.M. Wohler, and R.T. Hartman. 1965. The occurrence of Spirodela oligorrhiza in Western Pennsylvania. Castanea 30:230-231.
Reference Number: 10367 Type: Journal Article Author: Wohler, J.R., I.M. Wohler, and R.T. Hartman Date (year): 1965 Article Title:The occurrence of Spirodela oligorrhiza in Western Pennsylvania. Journal Name: Castanea Volume: 30 Issue: Pages: 230-231 URL: Keywords: Spirodela punctata, Spirodela oligorrhiza
Landoltia punctata PA - 1.2 mi. north of Riceville, in a swampy area along the roads
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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/21/2024].
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