Pierre J Braun

Pierre J Braun
University of Bonn | Uni Bonn

Dr. Dipl.-Ing.agr.

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483
Publications
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280
Citations

Publications

Publications (483)
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A high proportion of plant species is predicted to be threatened with extinction in the near future. However, the threat status of only a small number has been evaluated compared with key animal groups, rendering the magnitude and nature of the risks plants face unclear. Here we report the results of a global species assessment for the largest plan...
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Description of a new species from Goias, Brasil: Encholirium anteroi P.J. Braun et Esteves spec.nov.
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We describe and illustrate three new species of Euphorbia subgenus Chamaesyce from Brazil: E. blepharadena O.L.M.Silva & Cordeiro sp. nov., E. longipedunculata O.L.M.Silva & Riina sp. nov. and E. sobolifera O.L.M.Silva & P.J.Braun sp. nov. Based on morphological characteristics, E. blepharadena sp. nov. and E. longipedunculata sp. nov. are placed i...
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Rediscovery of Discocactus zehntneri ssp. buenekeri (Abraham) P.J. Braun & Esteves 1995 (Bas. Discocactus buenekeri Abraham 1987): history, taxonomy, habitat/ecology, morphology, reproduction biology, conservation status (IUCN assessment is provided: CR), cultivation.
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Rediscovery and distribution of Melocactus brederooianus in Bahia, Brazil. In a new habitat the species grows sympatric with Melocactus braunii.
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Discovery, features, occurrence, taxonomy and cultivation of Euphorbia sobolifera O.L.M. Silva & P.J. Braun.
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Melocactus lanssensianus from Paraiba [Brazil]: distribution, ecology, threats and conservation
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Presentation and discussion of 10 Dyckia species in Brazil: Dyckia stolonifera P.J. Braun & Esteves, Dyckia joanae-marcioi P.J. Braun, Esteves & Scharf, Dyckia splendida Gouda & Esteves, Dyckia cangaphila P.J. Braun, Esteves & Scharf, Dyckia grandidentata P.J. Braun & Esteves, Dyckia nervata Rauh, Dyckia granmogulensis Rauh, Dyckia horridula Mez, D...
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New combination of Melocactus zehntneri ssp. douradaensis (Hovens er al.) P.J. Braun et Heimen from Bahia, Brasil
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Description of a new subspecies from Goias, Brazil: Pilosocereus jauruensis ssp. cincinnopetalus P.J. Braun et Esteves ssp. nov.
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Death of the tallest Cereus jamacaru in Bahia, Brazil
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Revisit of the type locality of Melocactus sergipensis and on the conservation status 2018 in the wild (Sergipe, Brazil)
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Rediscovery of Discocactus zehntneri ssp. buenekeri (Abraham) P.J. Braun et Esteves and ssp. horstiorum (P.J. Braun) P.J. Braun et Esteves in northern Bahia, Brazil
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Description of a new subspecies from Goias, Brazil: Discocactus heptacanthus ssp. goiasensis P.J. Braun ssp.nov.
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Description of a new species from Bahia, Brazil: Melocactus heimenii P.J. Braun et Brito spec.nov.
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Description of two new species from Santa Catarina, Brazil : Dyckia vilsonii P.J. Braun et Gastaldi spec.nov. and Dyckia apiunensis P.J. Braun et Gastaldi spec.nov.
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Description of a new species from Sergipe, Brazil: Cryptanthus heimenii P.J. Braun et Brito spec.nov.
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Description of a new species from Bahia, Brazil: Pilosocereus zahrae P.J. Braun spec.nov.
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On Melocactus species in Roraima, Brazil: Melocactus neryi K. Schumann, Melocactus estevesii P.J. Braun, Melocactus roraimensis P.J. Braun & Esteves, Melocactus smithii (Alexander) Buining ex G.D. Rowley
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On the specific rank of Pilosocereus rosae P.J. Braun from Minas Gerais, Brazil
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Description of a new species from Cachoeira Dourada, Brazil: Dyckia seringeriana P.J. Braun & Gastaldi spec. nov.
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Checklist of Cactaceae in Mato Grosso do Sul , Brazil (Addendum)
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Presentation and discussion of 10 Dyckia species in Brazil: Dyckia richardii P.J. Braun, Dyckia piracajubensis Esteves & Gouda, Dyckia estevesii Rauh, Dyckia pottiorum Leme, Dyckia marnier- lapostollei L.B. Smith, Dyckia beateae E.Gross & Rauh, Dyckia goehringii E. Gross & Rauh, Dyckia edwardii P.J. Braun, Esteves & Scharf, Dyckia paucispina Leme &...
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New combinations: Tacinga saxatilis ssp. minutispina (P.J. Braun & Esteves) P.J. Braun & Esteves from Minas Gerais, Tacinga saxatilis ssp. occibahiensis (P.J. Braun & Esteves) P.J. Braun & Esteves from Bahia, Tacinga saxatilis ssp. pomosa (P.J. Braun & Esteves) P.J. Braun & Esteves from Minas Gerais.
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Description of a new species from Goias, Brazil: Encholirium josinoi-narcisae P.J. Braun & Esteves spec.nov.
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Description of a new species from the border region Bolivia / Mato Grosso do Sul : Pitcairnia volker-schaedlichii P.J. Braun spec.nov.
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Description of a new species from Bahia, Brazil : Encholirium bracteatum P.J. Braun & Esteves spec.nov.
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Description of a new species from Minas Gerais, Brazil: Pierrebraunia eddie-estevesii P.J. Braun spec.nov.
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Additional data to the description of Pilosocereus hermii P.J. Braun, Esteves & Hofacker.
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A checklist of cacti in Mato Grosso do Sul : opuntias, leaf cacti, epiphytes
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Checklist of cacti in Mato Grosso do Sul : globular cacti
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Checklist of cacti in Mato Grosso do Sul : overview
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Description of a new species from Minas Gerais, Brazil: Encholirium viride P.J. Braun & Esteves spec.nov.
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Description of a new species from Mato Grosso, Brazil: Bromelia superficialis P.J. Braun & Esteves spec.nov.
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On Melocactus inconcinnus Buining, Bahia, Brazil
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Description of a new subspecies from Bahia, Brazil: Melocactus salvadorensis ssp. oliveirae P.J. Braun subspec.nov.
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On Tacinga braunii Esteves, Minas Gerais, Brazil
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Description of a new species from Goias, Brazil : Discocactus fariae-peresii P.J. Braun spec.nov.
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Description of a new species from Minas Gerais, Brazil: Micranthocereus oliveirae P.J. Braun spec.nov.
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New combination of Opuntia estevesii P.J. Braun from Bahia, Brazil, in Genus Tacinga.
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