Publication: Memoirs of the american academy of arts and science. n.s. 17:36. 1932.
Origin: Native
selected vouchers: WTU
Notes: FNA22: "One hybrid, Potamogeton zosteriformis x P. strictifolius, has been described and has been given the name P. ×haynesii Hellquist & G. E. Crow and is known from northern Michigan, Minnesota, Vermont, and southern Canada."
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