Calypogeiaceae
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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
Calypogeiaceae
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Scientific Name
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Description
Description - Plants leafy, translucent, whitish green to deep green to brownish, creeping. Branches exclusively ventral-intercalary, usually sparse; stolons lacking. Leaves incubous, alternate, undivided or shallowly 2-lobed, margins entire or finely crenulate, sometimes bordered. Cells thin-walled, with or without trigones, cuticle smooth or finely papillose; oil bodies granular. Underleaves small, undivided or bifid. Rhizoids in tufts from underleaf bases. Gametoecia born on very short, ventral branches. Sporophyte in a fleshy, subterranean marsupium. Seta of numerous cells (cross section). Capsule cylindrical, wall 2-layered, valves spirally twisted. Vegetative reproduction by gemmae produced on flagelliform shoots and by caducous leaves.