Wolffia brasiliensis
Annales des Sciences Naturelles, Botanique sér. 3, 12: 170. 1849
Synonyms: Wolffia papulifera C. H. Thompson Wolffia punctata Grisebach
Treatment appears in FNA Volume 22. Treatment on page 152.
Fronds boat-shaped, 0.5–1.6 mm, 1–1.5 times as long as wide, 0.3–0.7 times as deep as wide, rounded at apex, papilla usually prominent in center of upper surface (tent-shaped); upper surface intensely green, with 50–100 stomates; pigment cells present in vegetative tissue (visible in dead fronds as brown dots). 2n = 20, 40, 42, 50, 60, 80.
Phenology: Flowering (rare) late spring–early fall.
Habitat: Mesotrophic to eutrophic, quiet waters in temperate to subtropical regions
Elevation: 0–1000 m
Phenology: Flowering (rare) late spring–early fall.
Habitat: Mesotrophic to eutrophic, quiet waters in temperate to subtropical regions
Elevation: 0–1000 m
Distribution

Ala., Ark., Calif., Conn., Del., D.C., Fla., Ga., Ill., Ind., Kans., Ky., La., Md., Mass., Mich., Miss., Mo., N.J., N.Y., N.C., Ohio, Okla., Oreg., Pa., S.C., Tenn., Tex., Va., Wash., W.Va., Wis., Mexico, West Indies, Central America, South America.
Discussion
I know of no specimens of Wolffia brasiliensis from Rhode Island.
References
None.
Lower Taxa
No lower taxa listed.
Facts about "Wolffia brasiliensis"
Author | Elias Landolt + |
Authority | Weddell + |
Distribution | Ala. +, Ark. +, Calif. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Kans. +, Ky. +, La. +, Md. +, Mass. +, Mich. +, Miss. +, Mo. +, N.J. +, N.Y. +, N.C. +, Ohio +, Okla. +, Oreg. +, Pa. +, S.C. +, Tenn. +, Tex. +, Va. +, Wash. +, W.Va. +, Wis. +, Mexico +, West Indies +, Central America + and South America. + |
Elevation | 0–1000 m + |
Habitat | Mesotrophic to eutrophic, quiet waters in temperate to subtropical regions + |
Illustrator | John Myers + |
Phenology | Flowering (rare) late spring–early fall. + |
Publication title | Annales des Sciences Naturelles, Botanique + |
Publication year | 1849 + |
Reference | None + |
Source xml | https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse grained fna xml/V22/V22 541.xml + |
Synonyms | Wolffia papulifera + and Wolffia punctata + |
Taxon family | Lemnaceae + |
Taxon name | Wolffia brasiliensis + |
Taxon parent | Wolffia + |
Taxon rank | species + |
Volume | Volume 22 + |