Eberhard Fischer
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View article: Hoefkenia hunsrueckensis, a New Genus and Species from Europe, and the Identity of Virescentia vogesiaca (F.W.Schultz ex Skuja) Necchi, D.C.Agostinho & M.L.Vis (Batrachospermales, Rhodophyta)
Hoefkenia hunsrueckensis, a New Genus and Species from Europe, and the Identity of Virescentia vogesiaca (F.W.Schultz ex Skuja) Necchi, D.C.Agostinho & M.L.Vis (Batrachospermales, Rhodophyta) Open
Freshwater red algae from Hunsrück-Hochwald National Park previously identified as Virescentia vogesiaca are described as Hoefkenia hunsrueckensis gen. et sp. nov. They cluster in the phylogenetic tree together with Kumanoa and form its si…
View article: Checklist of Lycopodiopsida (clubmosses and quillworts) and Polypodiopsida (ferns) of Rwanda
Checklist of Lycopodiopsida (clubmosses and quillworts) and Polypodiopsida (ferns) of Rwanda Open
Fischer, Eberhard, Lobin, Wolfram (2024): Checklist of Lycopodiopsida (clubmosses and quillworts) and Polypodiopsida (ferns) of Rwanda. Willdenowia 53 (3): 149-172, DOI: 10.3372/wi.53.53302, URL: https://doi.org/10.3372/wi.53.53302
View article: Lindernia barthlottii (Linderniaceae), a new species from inselbergs in Madagascar
Lindernia barthlottii (Linderniaceae), a new species from inselbergs in Madagascar Open
The new species Lindernia barthlottii from an inselberg in Northern Madagascar is described and illustrated. It differs from all Madagascan Lindernia species in the small rosulate habit with condensed stems, the broad obtuse sepals, and th…
View article: Synoptic Revision of Aspleniaceae (Asplenium, Hymenasplenium) of Rwanda
Synoptic Revision of Aspleniaceae (Asplenium, Hymenasplenium) of Rwanda Open
Forty-four species of Asplenium and one species of Hymenasplenium are recorded for Rwanda. Three species, Asplenium markusbeckeri Eb.Fisch. & Lobin, A. ramicola Eb.Fisch. & Lobin, and A. uschiae Eb.Fisch. & Lobin are described as new to sc…
View article: A new and possibly carnivorous species of Crepidorhopalon (Linderniaceae) from Mozambique
A new and possibly carnivorous species of Crepidorhopalon (Linderniaceae) from Mozambique Open
The new species Crepidorhopalon droseroides from Mozambique is described and illustrated. It represents the third strict Mozambique endemic in Linderniaceae, and it differs from all known species of Crepidorhopalon in the long sticky gland…
View article: Synoptic Revision of Diplazium (Athyriaceae) in Rwanda with description of Diplazium cyamudongoense sp. nov.
Synoptic Revision of Diplazium (Athyriaceae) in Rwanda with description of Diplazium cyamudongoense sp. nov. Open
A synoptic revision of Diplazium in Rwanda is provided. Two species, Diplazium humbertii and D. zanzibaricum had already been recorded for the country. Here we describe D. cyamudongoense sp. nov. that can be readily distinguished by the lo…
View article: The family Zingiberaceae in Rwanda with description of two new species of Renealmia
The family Zingiberaceae in Rwanda with description of two new species of Renealmia Open
Background and aims – The Zingiberaceae of Rwanda are revised, and three new records of Aframomum species ( A. corrorima , A. daniellii , A. zambesiacum ) are provided. One previously recorded species, A. alboviolaceum , has to be excluded…
View article: Synoptic Revision of the exindusiate species of Dryopteris (Dryopteridaceae) from Central Africa (Democratic Republic of the Congo, Rwanda, Burundi) with description of Dryopteris schizopaleata sp. nov. from Rwanda
Synoptic Revision of the exindusiate species of Dryopteris (Dryopteridaceae) from Central Africa (Democratic Republic of the Congo, Rwanda, Burundi) with description of Dryopteris schizopaleata sp. nov. from Rwanda Open
This dataset contains the digitized treatments in Plazi based on the original journal article Fischer, Eberhard, Lobin, Wolfram (2023): Synoptic Revision of the exindusiate species of Dryopteris (Dryopteridaceae) from Central Africa (Democ…
View article: A new species of Lindernia (Linderniaceae) from Tanzania
A new species of Lindernia (Linderniaceae) from Tanzania Open
This dataset contains the digitized treatments in Plazi based on the original journal article Fischer, Eberhard, Vollesen, Kaj B., Darbyshire, Iain (2023): A new species of Lindernia (Linderniaceae) from Tanzania. Phytotaxa 579 (2): 132-13…
View article: The genus Ephemerum (Pottiaceae, Bryopsida) in Central Africa (Gabon, Democratic Republic of the Congo, Rwanda) with description of two new species
The genus Ephemerum (Pottiaceae, Bryopsida) in Central Africa (Gabon, Democratic Republic of the Congo, Rwanda) with description of two new species Open
Two new species of Ephemerum from Rwanda (E. rwandense) and Gabon (E. pocsii) are described. The identity of Ephemerum pechuelii is discussed. As the type is missing, the species can not be defined with high confidence. According to the pr…
View article: Carbon Sequestration and Carbon Stock of Agroforestry Tree Species Around Cyamudongo Isolated Rain Forest and Arboretum of Ruhande, Rwanda
Carbon Sequestration and Carbon Stock of Agroforestry Tree Species Around Cyamudongo Isolated Rain Forest and Arboretum of Ruhande, Rwanda Open
Agroforestry (AF) is widely considered the most important tool to mitigate climate change-related issues by removing Carbon (C) Dioxide (CO2) from the atmosphere and storing C. Therefore, this study aims to broaden current knowledge on the…
View article: Sustainable Agroforestry for Soil Chemical Properties Improvement and Nutrients Availability in Agriculture Landscape around Cyamudongo Isolated Forest, Rwanda
Sustainable Agroforestry for Soil Chemical Properties Improvement and Nutrients Availability in Agriculture Landscape around Cyamudongo Isolated Forest, Rwanda Open
The protected areas of Rwanda are facing various challenges resulting from the anthropogenic activities of the surrounding communities, especially in the adjacent area to Cyamudongo isolated rain forest, which results in soil degradation. …
View article: The genus Isoetes (Isoetaceae) in Central Africa (Democratic Republic of the Congo, Rwanda, Burundi) with the description of three new species
The genus Isoetes (Isoetaceae) in Central Africa (Democratic Republic of the Congo, Rwanda, Burundi) with the description of three new species Open
Three new species of Isoetes (Isoetaceae) are described from the Democratic Republic of the Congo, Rwanda and Burundi for inclusion in the family treatment for the Flore d'Afrique Centrale. Isoetes hallei sp. nov. is related to I. alstonii…
View article: The ECAT dataset: expert-validated distribution data of endemic and sub-endemic trees of Central Africa (Dem. Rep. Congo, Rwanda, Burundi)
The ECAT dataset: expert-validated distribution data of endemic and sub-endemic trees of Central Africa (Dem. Rep. Congo, Rwanda, Burundi) Open
In this data paper, we present a specimen-based occurrence dataset compiled in the framework of the Conservation of Endemic Central African Trees (ECAT) project with the aim of producing global conservation assessments for the IUCN Red Lis…
View article: A new species of Amorphophallus (Araceae) from Eastern D.R. Congo, and a new record of the genus from Rwanda
A new species of Amorphophallus (Araceae) from Eastern D.R. Congo, and a new record of the genus from Rwanda Open
Background and aims – A new species of Amorphophallus (Araceae) is described from D.R. Congo in connection with preparing the family treatment for the Flore d’Afrique centrale. Another species is recorded for the first time from Rwanda. Me…
View article: Non-cyanobacterial diazotrophs from the Rhizobiales order support marine microalgae in nitrogen-depleted environments
Non-cyanobacterial diazotrophs from the Rhizobiales order support marine microalgae in nitrogen-depleted environments Open
Background Non-cyanobacteria diazotrophs (NCDs) were shown to dominate in surface waters shifting the long-held paradigm of cyanobacteria dominance and raising fundamental questions on how these putative heterotrophic bacteria thrive in su…
View article: ECAT: Endemic and sub-endemic Central African Trees
ECAT: Endemic and sub-endemic Central African Trees Open
This specimen-based occurrence dataset was compiled in the framework of the Conservation of Endemic Central African Trees (ECAT) project with the aim of producing global conservation assessments for the IUCN Red List. The project targets a…
View article: ECAT: Endemic and sub-endemic Central African Trees
ECAT: Endemic and sub-endemic Central African Trees Open
This specimen-based occurrence dataset was compiled in the framework of the Conservation of Endemic Central African Trees (ECAT) project with the aim of producing global conservation assessments for the IUCN Red List. The project targets a…
View article: ECAT: Endemic and sub-endemic Central African Trees
ECAT: Endemic and sub-endemic Central African Trees Open
This specimen-based occurrence dataset was compiled in the framework of the Conservation of Endemic Central African Trees (ECAT) project with the aim of producing global conservation assessments for the IUCN Red List. The project targets a…
View article: Hartliella txitongensis (Linderniaceae), a new species from Mozambique
Hartliella txitongensis (Linderniaceae), a new species from Mozambique Open
Summary Hartliella txitongensis Osborne & Eb.Fisch., a species new to science from Niassa Province in Northern Mozambique, is described and illustrated. Hartliella txitongensis is the only species of Hartliella known from outside the Upper…
View article: Superhydrophobic Terrestrial Cyanobacteria and Land Plant Transition
Superhydrophobic Terrestrial Cyanobacteria and Land Plant Transition Open
Plants and other organisms have evolved structures and mechanisms for colonizing land since the Early Ordovician. In this context, their surfaces, the crucial physical interface with the environment, are mainly considered barriers against …
View article: Pre‐ and postzygotic mechanisms preventing hybridization in co‐occurring species of the<i>Impatiens purpureoviolacea</i>complex
Pre‐ and postzygotic mechanisms preventing hybridization in co‐occurring species of the<i>Impatiens purpureoviolacea</i>complex Open
In the species‐rich genus Impatiens , few natural hybrids are known, even though closely related species often occur sympatrically. In this study, we aim to bridge the gap between micro‐ and macro‐evolution to disentangle pre‐ and postzygo…
View article: ECAT: Endemic and sub-endemic Central African Trees
ECAT: Endemic and sub-endemic Central African Trees Open
This specimen-based occurrence dataset was compiled in the framework of the Conservation of Endemic Central African Trees (ECAT) project with the aim of producing global conservation assessments for the IUCN Red List. Funding for the ECAT …
View article: Evolution of <i>Impatiens</i> (Balsaminaceae) in the Albertine Rift – The endemic <i>Impatiens purpureoviolacea</i> complex consists of ten species
Evolution of <i>Impatiens</i> (Balsaminaceae) in the Albertine Rift – The endemic <i>Impatiens purpureoviolacea</i> complex consists of ten species Open
The Albertine Rift harbours a highly diverse flora with numerous endemic species. An important component of the forest understorey is the herbaceous genus Impatiens . Fieldwork in Burundi, the Democratic Republic of the Congo and Rwanda as…
View article: Carapa wohllebenii (Meliaceae), a new tree species from montane forests in the Democratic Republic of Congo, Rwanda, and Burundi
Carapa wohllebenii (Meliaceae), a new tree species from montane forests in the Democratic Republic of Congo, Rwanda, and Burundi Open
Carapa wohllebenii is described as a new tree species from the Democratic Republic of Congo, Rwanda, and Burundi. Its affinities to Carapa grandiflora are discussed. It differs in a number of morphological features; the most prominent bein…
View article: Five new species of Streptocarpus (Gesneriaceae) from Katanga, D.R. Congo
Five new species of Streptocarpus (Gesneriaceae) from Katanga, D.R. Congo Open
Background and aims – Five new species of Streptocarpus (Gesneriaceae) are described from D.R. Congo in connection with preparing the family treatment for the Flore d’Afrique centrale.Methods – Standard herbarium practices were applied.Key…
View article: Evolution of Impatiens (Balsaminaceae) in the Albertine Rift – The endemic Impatiens purpureoviolacea complex consists of ten species
Evolution of Impatiens (Balsaminaceae) in the Albertine Rift – The endemic Impatiens purpureoviolacea complex consists of ten species Open
This dataset contains the digitized treatments in Plazi based on the original journal article Fischer, Eberhard, Abrahamczyk, Stefan, Holstein, Norbert, Janssens, Steven B. (2021): Evolution of Impatiens (Balsaminaceae) in the Albertine Ri…
View article: Isoglossa darbyshirei (Acanthaceae), a new plietesial species from the Albertine Rift (Rwanda, Burundi)
Isoglossa darbyshirei (Acanthaceae), a new plietesial species from the Albertine Rift (Rwanda, Burundi) Open
Isoglossa darbyshirei is described as a new species from Rwanda and Burundi. Its affinities to I. humbertii and I. laxiflora are discussed. Based on current knowledge I. darbyshirei is given a preliminary conservation assessment of Vulnera…