Pierre J BraunUniversity of Bonn | Uni Bonn
Pierre J Braun
Dr. Dipl.-Ing.agr.
About
483
Publications
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Introduction
Brazil Cactaceae Bromeliaceae Euphorbiaceae
Publications
Publications (483)
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...
Description of a new species from Goias, Brasil: Encholirium anteroi P.J. Braun et Esteves spec.nov.
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...
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.
Obituary for Eddie Esteves Pereira
Obituary for Eddie Esteves Pereira
Rediscovery and distribution of Melocactus brederooianus in Bahia, Brazil. In a new habitat the species grows sympatric with Melocactus braunii.
Discovery, features, occurrence, taxonomy and cultivation of Euphorbia sobolifera O.L.M. Silva & P.J. Braun.
Melocactus lanssensianus from Paraiba [Brazil]: distribution, ecology, threats and conservation
Description of a new species from Brazil, Goias: Dyckia altoana P.J. Braun & K.-H. Tank and two new combinations in Encholirium
Description of a new species from Goias, Brazil : Dyckia inconspicua P.J. Braun & K.-H. Tank spec.nov.
About Melocacti in Roraima (Brazil)
Description of a new endemic species from the Serra do Cabral, Minas Gerais: Encholirium nibertii P.J. Braun & Gastaldi
Rediscovery of Cereus adelmarii in Mato Grosso, Brazil.
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...
New combination of Melocactus zehntneri ssp. douradaensis (Hovens er al.) P.J. Braun et Heimen from Bahia, Brasil
Description of a new subspecies from Goias, Brazil: Pilosocereus jauruensis ssp. cincinnopetalus P.J. Braun et Esteves ssp. nov.
Death of the tallest Cereus jamacaru in Bahia, Brazil
Revisit of the type locality of Melocactus sergipensis and on the conservation status 2018 in the wild (Sergipe, Brazil)
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
Description of a new subspecies from Goias, Brazil: Discocactus heptacanthus ssp. goiasensis P.J. Braun ssp.nov.
Description of a new species from Bahia, Brazil: Melocactus heimenii P.J. Braun et Brito spec.nov.
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.
Description of a new species from Sergipe, Brazil: Cryptanthus heimenii P.J. Braun et Brito spec.nov.
Description of a new species from Bahia, Brazil: Pilosocereus zahrae P.J. Braun spec.nov.
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
On the specific rank of Pilosocereus rosae P.J. Braun from Minas Gerais, Brazil
Description of a new species from Cachoeira Dourada, Brazil: Dyckia seringeriana P.J. Braun & Gastaldi spec. nov.
Checklist of Cactaceae in Mato Grosso do Sul , Brazil (Addendum)
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 &...
Visit of the type locality of Encholirium spectabilis
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.
Description of a new species from Goias, Brazil: Encholirium josinoi-narcisae P.J. Braun & Esteves spec.nov.
Description of a new species from the border region Bolivia / Mato Grosso do Sul : Pitcairnia volker-schaedlichii P.J. Braun spec.nov.
Description of a new species from Bahia, Brazil : Encholirium bracteatum P.J. Braun & Esteves spec.nov.
Description of a new species from Minas Gerais, Brazil: Pierrebraunia eddie-estevesii P.J. Braun spec.nov.
Additional data to the description of Pilosocereus hermii P.J. Braun, Esteves & Hofacker.
A checklist of cacti in Mato Grosso do Sul : opuntias, leaf cacti, epiphytes
Checklist of cacti in Mato Grosso do Sul: columnar cacti
Checklist of cacti in Mato Grosso do Sul : globular cacti
Checklist of cacti in Mato Grosso do Sul : overview
Description of a new species from Minas Gerais, Brazil: Encholirium viride P.J. Braun & Esteves spec.nov.
Description of a new species from Mato Grosso, Brazil: Bromelia superficialis P.J. Braun & Esteves spec.nov.
On Melocactus inconcinnus Buining, Bahia, Brazil
Description of a new subspecies from Bahia, Brazil: Melocactus salvadorensis ssp. oliveirae P.J. Braun subspec.nov.
On Tacinga braunii Esteves, Minas Gerais, Brazil
Description of a new species from Goias, Brazil : Discocactus fariae-peresii P.J. Braun spec.nov.
Description of a new species from Minas Gerais, Brazil: Micranthocereus oliveirae P.J. Braun spec.nov.
New combination of Opuntia estevesii P.J. Braun from Bahia, Brazil, in Genus Tacinga.
