Wolffia globosa
Blumea 18:367. 1970.
WeedyIntroducedIllustrated
Basionym: Lemna globosa Roxburgh Fl. Ind. ed. 1832, 3: 565. 1832
Treatment appears in FNA Volume 22. Treatment on page 152.
Fronds ovoid, 0.4–0.8 mm (x 0.3–0.5 mm), 1.3–2 times as long as wide, 1–1.5 times as deep as wide, rounded or slightly pointed at apex, papilla absent; adaxial surface transparently green, with 1–10(–30) stomates; pigment cells absent in vegetative tissue. 2n = 30, 60.
Phenology: Flowering (very rare) late spring–fall.
Habitat: Mesotrophic to eutrophic, quiet waters in warm-temperate to tropical regions with mild winters
Elevation: 0–600 m
Distribution
Introduced; Probably Calif., Fla., South America (Colombia, Ecuador), e Asia, Pacific Islands (Hawaii).
Discussion
Selected References
None.
Lower Taxa
None.