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Potamogeton fryeri
is a
floating-leaved perennial that grows in oligotrophic and acidic
waters. Stems crawl underground and can reach two meters. Submerged
leaves, with next-to-nothing petioles, measure 6-25cm long and
0.5-3cm wide, in a narrow, long oblong shape, and floating leaves
are 5-13cm long, 3-5cm wide, with long, 5-15cm long petioles and
prominent wavy wrinkles on the margins. Inflorescences, 3-6cm long,
set many small yellow-green flowers which extend above water
surfaces. Bloom time: April-August. |
