New occurrences of small aquatic duckweeds (Araceae, Lemnoideae) in Maranh atilde;o state, northeastern Brazil

This study presents the first records for Maranhão state, northeastern Brazil, of the duckweeds Lemna valdiviana Phil., Wolffia brasiliensis Wedd. and Wolffiella lingulata (Hegelm.) Hegelm. The species were collected in a survey of water bodies in the muncipalities of Caxias, Igarap&e...

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Bibliographic Details
Published in:Check list (Luís Felipe Toledo) 2019-12, Vol.15 (6), p.1153-1160
Main Authors: Alessandro Wagner Coelho Ferreira, Miguel Sena de Oliveira, Wagner Ribeiro da Silva Junior, Ivanilza Moreira de Andrade, Marcus Alberto Nadruz Coelho, Hermeson Cassiano de Oliveira, Simon Joseph Mayo
Format: Article
Language:English
Subjects:
Amazonia Maranhense
aquatic plants
Araceae
Cerr
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Summary:This study presents the first records for Maranhão state, northeastern Brazil, of the duckweeds Lemna valdiviana Phil., Wolffia brasiliensis Wedd. and Wolffiella lingulata (Hegelm.) Hegelm. The species were collected in a survey of water bodies in the muncipalities of Caxias, Igarapé do Meio and São João do Sóter. Descriptions, illustrations, maps, georeferenced specimen citations and an identification key are provided. These new records contribute to the expansion of the knowledge of the Maranhão flora and the geographic distribution of the Lemnoideae of the Northeast region of Brazil.
ISSN:1809-127X
DOI:10.15560/15.6.1153