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Wolffiella

Wolffiella
Family: Araceae
Wolffiella image
  • FNA
  • Gleason & Cronquist
  • Resources
Elias Landolt in Flora of North America (vol. 22)
Roots absent. Fronds submersed (except when flowering or fruiting), proximal part near surface, 1 or 2--20 or more, coherent, linear, ribbon-, sabre- or tongue-shaped, or ovate, flat, longer than 2 mm, margins entire; air spaces in tissue; pouch 1, terminal, at base from which daughter fronds (no flowers) originate, triangular, lower wall of pouch with tract of elongated cells forming connection between node and attachment to mother frond; veins 0; scale at base of frond absent; anthocyanins absent; pigment cells present (visible in dead fronds as brown dots); turions absent. Flowers 1(--2) per frond, originating in cavity at side of median line of upper frond surface, not surrounded by utricular scale; stamen 1, 2-locular. Seeds 1, nearly smooth. x = 10, 20, 21.
Vascular plants of NE US and adjacent Canada
Thallus minute, not over ca 1.5 mm, thickened, globose to ellipsoid or ovoid, or flattened on the upper side only, without veins or roots; reproductive pouch solitary, on the upper surface near the basal end, to one side of the midline; reproduction almost entirely by budding, the young plants soon detached; fls (rarely produced) without a spathe, paired, one of each sex, the pistillate one nearer the base, with a single orthotropous ovule; anther unilocular, opening across the top. 8, cosmop. The smallest angiosperm.

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

©The New York Botanical Garden. All rights reserved. Used by permission.
Species within inventory project: Arizona Flora
Wolffiella denticulata
Media
not available
Map not
Available
Wolffiella floridana
Media resource of Wolffiella floridana
Map not
Available
Wolffiella gladiata
Media resource of Wolffiella gladiata
Map not
Available
Wolffiella hyalina
Media resource of Wolffiella hyalina
Map not
Available
Wolffiella lingulata
Media resource of Wolffiella lingulata
Map not
Available
Wolffiella oblonga
Media resource of Wolffiella oblonga
Map not
Available
Wolffiella repanda
Media
not available
Map not
Available
Wolffiella rotunda
Media
not available
Map not
Available
Wolffiella welwitschii
Media resource of Wolffiella welwitschii
Map not
Available
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This project was made possible in part by the Institute of Museum and Library Services [MG-70-19-0057-19].

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