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Pakistan | Family List | Lemnaceae | Lemna

5. Lemna aequinoctialis Welw. in Ann. Conselho ultram. 55: 578. 1859. Landolt, l.c. 18.1980.


Lemna aequinoctialis

Credit: M. Rafiq

  • Lemna paucicostata Hegelm.
  • Lemna perpusilla auct. non Torrey: van der Plas

    Free floating; fronds pale green, obovate to oblong, flat on both surfaces, 1.5-6 x 0.7-3 mm, asymmetrical, upper surface mostly with a distinct papilla at apex and above node, obscurely 3-nerved; several individuals lying closely. Root solitary and winged, root cap acute. Flowering pocket lateral; spathe open, staminate flowers 2, pistillate flower 1, seed 8-26 ribbed.

    Fl. Per.: April-May.

    Lectotype: Angola, Distr. Luanda, 1858.F. Welwitsch 206 (STU).

    Distribution: Throughout all the warmer regions of both the hemispheres.


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