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Journal article
Four new deciduous species of Hyperacanthus (Rubiaceae: Gardenieae) from western Madagascar: the sofikomba alliance.
The genus comprises 11 species, nine in Madagascar and two in Africa, although many Madagascan species remain undescribed. All Madagascan species of are evergreen trees occurring in humid and semi-humid forest. Four deciduous species occur in the dry forests of northern, western, and southern Madagascar but are unknown to science.... -
Journal article
Description of five new species of the Madagascan flagship plant genus Ravenala (Strelitziaceae).
Madagascar’s emblematic traveller’s tree is a monospecific genus within Strelitziaceae, the family of the South African bird of paradise. Until now, this endemic genus consisted of a single species: Sonn., which is grown everywhere in the tropics as an ornamental plant. The plant is immediately recognizable for its huge fan-forming... -
Journal article
Three new Aloe species from Madagascar.
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Journal article
Revision of Andropogon and Diectomis (Poaceae: Sacchareae) in Madagascar and the new Andropogon itremoensis from the Itremo Massif.
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Journal article
A new dry forest species, Phyllarthron arenicola (Bignoniaceae: Coleeae), from North-Western Madagascar.
Rakotoarisoa, Solofo E. ; Rabarijaona, Romer N. ; Goyder, David J.
Dry forests, Bongolava Forest Corridor, Phyllarthron arenicola, Dry and semi-arid zones, White sand, New species, and Madagascar
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Journal article
A Taxonomic Revision of Styppeiochloa (Arundinoideae: Poaceae) in Madagascar.
The grass genus Styppeiochloa De Winter (Arundinoideae: Poaceae) as it occurs in Madagascar is reviewed, two new species are described, and two subspecific taxa are elevated to species status. These new species, as well as the additional collections made since the latest treatment of the genus for Madagascar in 1954,... -
Journal article
Bulbostylis itremoensis (Abildgaardieae, Cyperaceae), a new sedge species from Madagascar.
An endemic species of (Abildgaardieae, Cyperaceae) from Madagascar is described as new to science. is only known from two localities: the Itremo and Isalo massifs in the province of Fianarantsoa. The species can be recognised by its habit with numerous crowded culms, leaves and thick, soft roots with an outer...New species, Taxonomy, Bulbostylis itremoensis, Madagascar, and Conservation status
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Journal article
Cynorkis prehsleri.
Hermans, Johan
Cynorkis prehsleri, Descriptors, Madagascar, Habitats, Etymology, and New species
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Journal article
Taxonomic study of the fern genera Abrodictyum C.Presl and Trichomanes L. (Hymenophyllaceae, Polypodiidae) in the western Indian Ocean, and description of a new Abrodictyum species for Madagascar.
Recent studies on both genera Abrodictyum and Trichomanes (Hymenophyllaceae) in western Indian Ocean (Madagascar and neighbouring islands) resolved many taxonomic problems and led to the identification of new species. We propose here to finalize the taxonomic revision of both genera for the region, by completing and combining an expanded rbcL...Dubuisson, Jean-Yves ; Bauret, Lucie ; Grall, Aurélie ; Senterre, Bruno ; Said, Ahamada H. …
Trichomanes, New species, Abrodictyum, Indian Ocean, Taxonomy, and Madagascar
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Journal article
Aloe belitsakensis (Asphodelaceae): a new species from north-western Madagascar.
Madagascar is a major centre of diversity for the leaf-succulent genus Aloe Linnaeus (1753: 319) accounting for roughly a third of Aloe species (Carter et al. 2011). Approximately 128 species and 161 taxa are known from the region and all are restricted to Madagascar (Rakotoarisoa et al. 2014) and/or the...Rakotoarisoa, Solofo E. ; Grace, Olwen M.
Aloe belitsakensis, New species, Phenology, Descriptors, Conservation status, and Madagascar
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Journal article
Un nouvel Angraecum de Madagascar.
Hermans, Johan