Results 21 to 30 of about 4,187 (202)

Ottelia fengshanensis, a new bisexual species of Ottelia (Hydrocharitaceae) from southwestern China [PDF]

open access: yesPhytoKeys, 2019
Ottelia fengshanensis, a new species (Hydrocharitaceae) from southwest China is here described and illustrated. Comparing its morphological features to putative close relatives O. guanyangensis, it has 3–4 flowers (vs.
Zhi-Zhong Li   +7 more
doaj   +3 more sources

Phylogenetic phytogeography of selected groups of seagrasses (Monocotylendoneae - Alismatales) based on analysing of genes 5.8S rRNA and RuBisCo large subunit

open access: yesGeography, Environment, Sustainability, 2022
Seagrasses are representatives of the families Cymodoceaceae, Posidoniaceae, Zosteraceae, Hydrocharitaceae (Monocotylendoneae - Alismatales), adapted to growing in seawaters and all their important life circle events are taking place under the water ...
Anton A. Iurmanov
doaj   +1 more source

Angiosperm flora from wetlands of Kanyakumari district, Tamilnadu, India [PDF]

open access: yesCheck List, 2011
Qualitative floristic surveys were carried out during 2007-2009 in the wetland ecosystem of Kanyakumari district, Tamilnadu, India. During the survey, 124 species of angiosperms belonging to 31 families and 81 genera were documented.
Selvamony Sukumaran, Solomon Jeeva
doaj   +3 more sources

Spread of \u3ci\u3eAcentria Ephemerella\u3c/i\u3e (Lepidoptera: Pyralidae) in Central North America [PDF]

open access: yes, 2017
The aquatic moth, Acentria ephemerella, was first reported from North America in 1927. Recent records from widespread localities in central North America indicate that the range of this European introduction continues to expand.
Balogh, G. J., Scholtens, B. G.
core   +2 more sources

Pet stores, aquarists and the internet trade as modes of introduction and spread of invasive macrophytes in South Africa [PDF]

open access: yes, 2011
Submerged aquatic invasive plant species are increasingly being recognised as a major threat to South African water ways. Pet stores, aquarists and the internet-mediated trade were investigated as pathways for submerged invasive macrophyte introductions ...
Coetzee, Julie, Martin, G D
core   +3 more sources

Characterization of the complete chloroplast genome of an endangered aquatic macrophyte, Ottelia cordata (Hydrocharitaceae)

open access: yesMitochondrial DNA. Part B. Resources, 2019
Ottelia cordata (Wallich) Dandy (Hydrocharitaceae) is an endangered aquatic macrophyte. The complete chloroplast genome sequence of O. cordata was generated by de novo assembly using whole genome next-generation sequencing.
Hai-Xia Wang   +4 more
doaj   +1 more source

Angiosperms, Hydrophytes of five ephemeral lakes of Thiruvallur District, Tamil Nadu, India [PDF]

open access: yesCheck List, 2010
The aim of this study was to document the Angiosperm diversity of five ephemeral lakes of ThiruvallurDistrict of Tamil Nadu South India. Qualitative floristic surveys were carried out during 2005-2007.
Udayakumar, M., Ajithadoss, K.
doaj   +4 more sources

Diferenciação entre Egeria densa e Egeria najas pelos caracteres anatômicos foliares Differentiation between Egeria densa and Egeria najas by leaf anatomic characters

open access: yesPlanta Daninha, 2006
Dentre as plantas daninhas aquáticas imersas de maior importância nos reservatórios de usinas hidrelétricas e em represas de pequeno porte no Brasil, destacam-se as espécies Egeria densa e Egeria najas, cuja identificação pode ser difícil na fase ...
R.A. Rodella   +3 more
doaj   +1 more source

Pollination biology of the rare and endangered submerged plant, Ottelia cordata

open access: yesGuangxi Zhiwu
Ottelia cordata is a kind of rare and endangered submerged plant that grows in freshwater wetlands in northern Hainan Island, from Haikou to Wenchang in China.
WANG Luanfeng   +5 more
doaj   +1 more source

Características, historia natural y aplicaciones de Hydrocharis laevigata: Una revisión

open access: yesCaldasia, 2021
Hydrocharis laevigata, una macrófita flotante perteneciente a la familia Hydrocharitaceae, es cono-cida por ser una especie invasora; su proliferación es causada con frecuencia por su uso como planta ornamental de estanques y acuarios, y por su alta ...
Maybe Ruiz-Merino   +3 more
doaj   +1 more source

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