Lejeunea flava (Sw.) Nees
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Authority
Gradstein, S. Robbert & Ilkiu-Borges, Anna L. 2009. Guide to the plants of Central French Guiana. Part 4. Liverworts and hornworts. Mem. New York Bot. Gard. 76 (4): i-iv + 1-140.
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Family
Lejeuneaceae
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Scientific Name
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Description
Species Description - Plants 0.8-1.3 mm wide, light green to yellowish green. Leaf lobes imbricate, widely spreading, ovate-oblong, plane, apex rounded, margins entire. Cells in midlobe isodiametrical, ca. 20-25 µm, thin-walled, trigones small to large, intermediate thickenings scarce, cuticle papillose; oil bodies finely granular. Lobules ca. 1/4 of leaf length, inflated, ovoid, lateral margin involute, apical tooth short, obtuse. Underleaves bifid to 1/2 of length, contiguous to imbricate, large, slightly longer than wide, 3-4 times stem width, lobes acute, margins entire, bases rounded to auriculate, insertion line weakly curved. Autoicous. Male bracteoles restricted to base of spike. Perianths inflated, keels smooth. Vegetative reproduction lacking.