Search results for "Bryophyte taxonomy"

showing 2 items of 2 documents

Taxonomic revision of Riella subgenus Trabutiella (Riellaceae, Sphaerocarpales)

2014

The genus Riella (Riellaceae, Sphaerocarpales) includes some 24 species of thalloid aquatic liverworts with unique morphological and ecological features among hepatics. These include the development of sporophytes enclosed within involucres and growing submerged in seasonal fresh or brackish water ponds. Riella subgenus Trabutiella includes species with winged involucres. Seven taxa have been described, however, four to five taxa have been recognized at a time depending on authors. In this study we have conducted a morphological revision of the species of this subgenus, based on 59 traits measured under light and Scanning Electron Microscopy analyses and that were the subject of statistical…

0106 biological sciencesAquatic liverwortsBryophyte taxonomybiologyRiellaSpore morphologyIdentification keySporophyteBiodiversityPlant Sciencebiology.organism_classification010603 evolutionary biology01 natural sciencesTaxonBotanySphaerocarpalesTaxonomy (biology)MarchantiophytaDisjoint distributionSubgenusEcology Evolution Behavior and SystematicsTaxonomyMarchantiophyta010606 plant biology & botanyPhytotaxa
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Riella heliospora (Riellaceae) a new monoicous species of Riella subgenus Trabutiella from California

2012

14 páginas, 8 figuras, 1 tabla.

0106 biological sciencesAquatic liverwortsBryophyte taxonomyPlant ScienceSphaerocarpales010603 evolutionary biology01 natural sciencesBotanyGeneticsMonoicousEcology Evolution Behavior and SystematicsDisjunct distributionMarchantiophytabiologyfungiRiellaDisjunct distributionSpore morphology15. Life on landbiology.organism_classificationSporeHerbariumSphaerocarpalesMarchantiophytaSubgenus010606 plant biology & botany
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