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Difference between revisions of "Thelypteris subg. Meniscium"
Phytologia 17: 254. 1968.
Basionym: Undefined subg. Meniscium Schreber
Treatment appears in FNA Volume 2.
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| − | --><span class="statement" id="st- | + | --><span class="statement" id="st-undefined" data-properties=""><b>Distinguished </b>from other subgenera by the combination of evergreen leaves, pinnae entire or merely serrate, cross-veins regularly uniting in pairs to form parallel rows of usually more than 10 areoles between costa and pinna margin, areoles each with a single excurrent, usually free, vein produced at the point of union of the cross-veins, and elongate, exindusiate sori. <b>x</b> = 36.</span><!-- |
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|genus=Thelypteris | |genus=Thelypteris | ||
|subgenus=Thelypteris subg. Meniscium | |subgenus=Thelypteris subg. Meniscium | ||
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Revision as of 13:26, 27 July 2019
Distinguished from other subgenera by the combination of evergreen leaves, pinnae entire or merely serrate, cross-veins regularly uniting in pairs to form parallel rows of usually more than 10 areoles between costa and pinna margin, areoles each with a single excurrent, usually free, vein produced at the point of union of the cross-veins, and elongate, exindusiate sori. x = 36.
Discussion
Species 20 and 21 are included in the genus Meniscium by some workers.
Selected References
None.