American fern journal (1910-2014)
Amer. Fern J.
vol. 48 (1958)
t.
11
f. 2
name cited:
Isoetes macrospora Durieu
name recognized:
Isoetes lacustris L.
family: Isoetaceae
epithet cited:
macrosporus,-a,-um
epithet recognized:
lacustris,-is,-e
Illustration contributed by:
Missouri Botanical Garden, St. Louis, U.S.A.
link to this page:
https://www.plantillustrations.org/illustration.php?id_illustration=115255
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synonyms:
