José Iranildo Miranda de Melo

• Professor (Associate) at State University of Paraíba

We present here a floristic survey of the angiosperms found in the Reserva Ecológica Olho d’Água das Onças (REODO) in the semiarid region of Paraíba State, Brazil, to provide a basis for proactive conservation projects there. Fifteen excursions were carried out between August/2022 and April/2024 employing traditional methods of collecting and herbo...

A new combination in Euploca Nutt. (Heliotropiaceae) is proposed in this work: E. reversifera (C. Wright ex Millsp.) J. I. M. Melo, based on Heliotropium reversiferum C. Wright ex Millsp., a neglected endemic species from Cuba.

Elevation gradients represent useful models for testing how different organisms respond to ecological and anthropogenic gradients. We investigated how the phylogenetic diversity of ground ants change along anelevation gradient in the Brazilian semiarid, in the Caatinga Domain. We sampled the structure and composition of species from the woody commu...

Loasaceae is a widespread family in the Americas, often associated to the semiarid regions. Nevertheless, taxonomic studies focusing on this family are scarce in Brazilian Northeastern. This study presents the taxonomic survey of Loasaceae to Paraíba State, Brazil. Field expeditions were carried out between March/2022 and December/2023. Data analys...

The Brazilian semiarid region, the phytogeographic domain of the Caatinga, presents a wide floristic diversity and, paradoxically, human actions, such as deforestation for agriculture and livestock, that present constant threats to the reduction of its vegetation cover. In order to avoid the complete loss of plant and animal diversity, Conservation...

Aiming to understanding the taxonomic diversity associated to the Krameriaceae, this study comprises a survey of this family for the state of Paraíba, Brazil, presenting an overview of the diversity and distribution of its species. In the study area, the family is represented by two species: Krameria grandiflora A.St.-Hil. and K. tomentosa A.St.-Hi...

Architectural models reflect the genetic designs of tree growth and development from their juvenile to adult phases and the balance between endogenous growth processes and exogenous environmental restrictions. We analyzed six species growing in xeric Caatinga vegetation in northeastern Brazil (Jatropha mollissima var. mollissima, Mimosa paraibana,...

For the Caatinga vegetation, it has not yet been definitively established which adaptive strategies best define the functional groups of woody plants and which syndromes emerge from the relationships between functional traits to achieve success in a semi-arid tropical region. To fill some of these gaps, we analyzed a specific set of characteristics...

Fabaceae é a família de angiospermas mais diversificada da Caatinga. O clado Mimosoide está inserido na subfamília Caesalpinioideae, apresenta distribuição Pantropical, ocorrendo tanto em regiões secas como úmidas, e configura-se como relevante do ponto de vista taxonômico no domínio fitogeográfico da Caatinga. Este estudo teve por objetivo apresen...

Rocky environments show great habitat heterogeneity and very specific microclimatic characteristics that select for appropriately adapted floristic assemblages. A floristic survey was carried out on a rock outcrop in the driest portion of the Cariri Environmental Protection Area (APA) in Paraíba State, northeastern Brazil, to determine its similari...

A new phenylpropanoid derivative, named euploic acid (1), was isolated from Euploca procumbens (Mill.) Diane & Hilger, Boraginaceae, along with lithospermic acid B (2), lithospermic acid (3), 9''-methyl lithospermate (4), and luteolin-7-O-glucoside (5). Compound structures were determined by mass spectrometry (MS), nuclear magnetic resonance (NMR)...

The emergence of antimicrobial resistance has generated global concerns regarding many pathogenic microorganisms, such as methicillin-resistant Staphylococcus aureus. The inhibition of microbial molecular targets by natural products has led to the discovery of new paths capable of reverting resistance to classical antimicrobial agents. Neocalyptroc...

This work presents two new records of Dyschoriste (Acanthaceae) for northeastern Brazil, D. erythrorhiza and D. maranhonis. Both species are endemic to Brazil. Additionally, lectotypes are proposed for D. maranhonis and D. pulegium. Geographic distribution and flowering and fruiting data are also presented.

We examined the floristic composition and similarity of the Ponta do Tubarão Reserve of Sustainable Development, Diogo Lopes District, Macau, Rio Grande do Norte State, Brazil. During the Field Course of Ecology I and II of the Postgraduate Program in Ecology and Conservation of the State University of Paraíba (PPGEC-UEPB), herbarium collections of...

We describe a new species of Cordiaceae, Varronia elsieae T.S. Silva, J.I.M. Melo & I.L. Morais. This species is currently known from Cerrado vegetation of midwestern and southeastern Brazil in the states of Goiás and Minas Gerais. It can be recognized mainly by leaves with elliptical blades, tomentose branches, inflorescences that are clavate or s...

ENT-ABIETANE DITERPENES FROM Euphorbia phosphorea (EUPHORBIACEAE). Phytochemical study of the roots of Euphorbia phosphorea Mart. (Euphorbiaceae) was carried out through chromatographic techniques, resulting in the isolation of a new ent-abietane diterpene named 11β,12β-dihydroxy-ent-abieta-8(14),13(15)-dien-16,12α-olide (1), and of nine known ent-...

This work encompasses the taxonomic study of Capparaceae Juss. for Paraíba State, Brazilian Northeastern. Field works collections were carried out monthly between January and December/2018 to cover the main mesorregions of the State. Exsiccate of the other Herbaria of Paraíba and the Virtual Herbarium of Flora and Fungi (Reflora), the platform of S...

Nine new combinations including two new names in South American species of Heliotropium (Heliotropiaceae) are proposed in this work: H. antioquianum J.I.M.Melo, replacement name; H. brevilobatum (K.Krause) J.I.M.Melo, comb. nov.; H. fuliginosum (Kunth) J.I.M.Melo, comb. nov.; H. gigantifolium (Killip ex J.S.Mill.) J.I.M.Melo, comb. nov.; H. macrost...

Three new combinations linked to South American and Eurasian representatives of Heliotropiaceae (Boraginales) are proposed in this work: Euploca piurensis (I.M.Johnst.) J.I.M.Melo, Heliotropium gracilipes (I.M.Johnst.) J.I.M.Melo, and Heliotropium sibiricum (L.) J.I.M.Melo.

Abstract: Mandevilla Lindl. is an important genus of the Apocynaceae family, not only as ornamental plants but also for its medicinal uses. In Brazil, Mandevilla species are indicated to treat asthma and skin infections, their anti-inflammatory potential and wound healing properties are also reported in the literature. Concerning their chemical com...

Realizamos um levantamento taxonômico da tribo Bignonieae (Bignoniaceae) para o estado da Paraíba (Nordeste brasileiro) com base em: (i) materiais coletados durante 24 expedições de campo mensais para diversos Municípios do estado; (ii) análise de exsicatas depositadas nos principais herbários da área de estudo (CSTR, EAN e JPB), Pernambuco (HST, P...

Realizamos um estudo taxonômico da Aliança Tabebuia e Tribo Jacarandeae (Bignoniaceae) para o estado da Paraíba, Nordeste do Brasil. Para este estudo, executamos: (i) 24 expedições de campo mensais para coletar material botânico; (ii) análise das exsicatas depositadas nos principais herbários da área de estudo (CSTR, EAN e JPB), Pernambuco (UFP) e...

Herein, the isolation of secondary metabolites from the aerial parts of Justicia aequilabris guided by HPLC-MSn and molecular networking analyses is reported. Twenty-two known compounds were dereplicated. Three new lignans (aequilabrines A-C (1-3)) and three known compounds (lariciresinol-4'-O-β-glucose (4), roseoside (5), and allantoin (6)) were o...

A new lignan (3a → 9′:6a → 9-[(7′S,8′R )-4,4′-dihydroxy-3,3′,5,5′-tetramethoxy-2,7′-cycloligna-7-en-9,9′dicarbonyl]-6b-(p-coumaroyl) sucrose) was isolated from Heliotropium angiospermum Murray, Boraginaceae, along with four known substances: trigonotin A, rosmarinic acid, narcissin, and ethyl lithospermate. Their structures were deduced based on sp...

Este trabalho compreende o estudo taxonômico de Capparaceae para o Estado da Paraíba, Nordeste brasileiro. Foram realizados trabalhos de campo mensamente entre janeiro e dezembro/2018 abrangendo as principais mesorregiões do Estado. Também foram analisadas exsicatas dos demais herbários paraibanos, Herbário Virtual da Flora e dos Fungos (Reflora) e...

The present study consists of a synopsis of Fabaceae in the Pico do Jabre State Park, Paraíba state, northeastern Brazil. 36 species were recorded, subordinate to 24 genera and three subfamilies (Caesalpinioideae, Cercidoideae and Papilionoideae). The genera with the largest number of species were: Senna (six spp.); Mimosa and Chamaecrista (four sp...

Eriotheca it is one of the three most numerous genera of Bombacoideae (Malvaceae) with approximately 25 species. It is distributed exclusively in South America, where it is predominantly associated with humid environments although it can also be found in areas of the xeric corridor. During the examination of the collections of this subfamily deposi...

Varronia neowediana was rediscovered after a lapse of 176 years since its original publication. Here we provide the first illustration and a detailed description of this species, as well as a distribution map, and comments on its conservation and related species. The typification of Varronia macrocephala is also discussed, and a lectotype is design...

The taxonomic floristic survey of the Heliotropiaceae species in Ceará state is part of the “Flora of Ceará: knowing to conserve” project. The study was based on specimens deposited in national and international herbaria, relevant bibliography, images of type specimens, and field trips. Fourteen species belonging to three genera were recorded: Eupl...

The present work comprises the taxonomic survey of Portulacaceae Juss. and Talinaceae Doweld for the State of Paraíba, Brazil. From August/2016 to April/2018, collections and field observations were carried out, complemented by analyzes of the collections of local herbaria (EAN, HACAM and JPB). The identifications of genera and species were carried...

Two new species of Dyschoriste (Acanthaceae), endemic to northeastern Brazil, are described: D. eulinae and D. vinacea. For each species we also provide a diagnosis, illustrations, taxonomic comments, preliminary conservation assessments, palynological data, distribution map, and photographs. A key to the species of Dyschoriste occurring in northea...

Myriopus eulinae (Heliotropiaceae), a new species from northeastern Brazil and associated with the Caatinga, Atlantic Forest, and Caatinga-Cerrado transition phytogeographic domain, is described and illustrated. The species can be morphologically recognized by its discolored leaf blade, lax inflorescences, and strigose to hirsute fruits. We discuss...

The shortage of reliable primary taxonomic data limits the description of biological taxa and the understanding of biodiver-sity patterns and processes, complicating biogeographical, ecological, and evolutionary studies. This deficit creates a significant taxo-nomic impediment to biodiversity research and conservation planning. The taxonomic impedi...

Varronia minensis, from the state of Minas Gerais, Brazil, is described and illustrated. The new species is characterized by having the leaf blade attenuate at the base, margin denticulate, inflorescences terminal, 2-branched, with a tomentose or hirsute peduncle, calyx with four or five acuminate or long acuminate lobes up to 0.3 mm long, corolla...

Euploca decorticans, is here described and illustrated as a new species from a heretofore poorly collected mountain area in Goiás state, Brazil. It is most morphologically similar to E. salicoides, one of the most widely distributed taxa of the genus in Brazil but differs from that species in several features related to habit (height and growth asp...

The present study provides a taxonomic synopsis of Cordiaceae and Heliotropiaceae (Boraginales) for Uruguay. In order to gain full comprehension of the Uruguayan species in these groups, we examined collections at MVFA, MVJB and MVM, CTES, and SI, consulted virtual collections at F, K, NL-L, NL-U, and P, and studied the online collections hosted by...

This work has as objectives to report five new records in Sida section Malacroideae (Malvaceae) for Caatinga vegetation from the Brazilian northeastern: Sida anomala, S. caulorrhiza, S. dureana, S. paradoxa, and S. simpsonii. Data on geographic distribution and reproductive phenology as well as comments on morphological characters for species recog...

Cordia obtusiloba, a new species of Cordia section Gerascanthus (Cordiaceae), currently known to the hypoxerophytic caatinga of the state of Sergipe, Brazil, is described and illustrated. A distribution map, data on phenology, and conservation assessment are provided.

The shortage of reliable primary taxonomic data limits the description of biological taxa and the understanding of biodiver-sity patterns and processes, complicating biogeographical, ecological, and evolutionary studies. This deficit creates a significant taxo-nomic impediment to biodiversity research and conservation planning. The taxonomic impedi...

This treatment includes the following taxa: Acanthaceae, Anisacanthus, Aphelandra, Asystasia, Avicennia, Brillantaisia, Chamaeranthemum, Clistax, Dicliptera, Dyschoriste, Elytraria, Encephalosphaera, Eranthemum, Fittonia, Graptophyllum, Harpochilus, Hemigraphis, Herpetacanthus, Hygrophila, Hypoestes, Justicia, Kalbreyeriella, Lepidagathis, Megaskep...

RESUMO Boraginales compreende aproximadamente 125 gêneros e 2.700 espécies distribuídas em todo o mundo. No Brasil está representada por 14 gêneros e 148 espécies agrupadas em quatro famílias. Neste estudo, nós apresentamos o levantamento taxonômico de Boraginales em uma área de Caatinga localizada na Microrregião do Curimataú Paraibano, onde 10 es...

Cordia weddellii, a species of Cordia sect. Cordia (Cordiaceae, Boraginales) endemic to South America is recorded for the first time in Brazil, growing in Cerrado vegetation in Bahia and Tocantins states. A distribution map, photographs, comments on the habitat and phenology, and a preliminary conservation assessment are provided for the species. A...

A new species of Sida section Malacroideae (Malvaceae), Sida nordestinensis, is described and illustrated. The new taxon is currently restricted to the State of Paraíba, Northeastern Brazil. This novelty is based on fieldwork and on the examination of relevant material from several herbaria. This study includes a taxonomic description, a distributi...

A new species, Varronia teguorum Fern. Alonso & J.I.M. Melo (Cordiaceae), from central Colombia is described. This new taxon is compared morphologically with V. subtruncata and V. bullata, the species with which it is most easily confused. An identification key for the Varronia species with globose inflorescences from Colombia/northern South Americ...

RESUMO O presente trabalho consiste no estudo taxonômico de Cleomaceae para o Estado da Paraíba, Brasil. Foram realizadas expedições de campo entre dezembro/2016-julho/2018 para a obtenção de espécimes da família e consulta a coleções de herbários in loco, além de consulta de bancos de dados online via speciesLink. Foram registrados cinco gêneros e...

A vegetação arbóreo-arbustiva é a fitofisionomia que mais se destaca no ambiente de caatinga. A composição florística e fitossociologia desse bioma contribuem para a dinâmica da vegetação e o entendimento de sua estrutura colabora com ações voltadas à melhor preservação e conservação desse ecossistema brasileiro. Diante do exposto, o estudo objetiv...

Field studies of the inselberg flora of north-eastern Brazil have resulted in the discovery of much greater morphological diversity of the genus Ameroglossum, than previously envisaged. These enigmatic plants are endemic to isolated rock outcrops, which have long been surrounded by unsuitable habitat. The morphological forms are geographically isol...

The urge to organise the world around us is an essential part of human nature. Naming and categorising enable us to store and access information ef ciently. The need to name and categorise extends to the natural world and, in particular, to living organisms. The science underpinning this area of knowledge is called Taxonomy, and is as old as humani...

We present a list of aquatic and wetland plant species from the state of Paraíba, Brazil, based on the collections deposited in national and international herbaria. We identified 290 species belonging to 61 families. The checklist includes habit, localities of the collections in the state of Paraíba, and geographic distribution of each species. The...

Five new combinations in Myriopus (Heliotropiaceae) are proposed in this paper: Myriopus andrade-limae, M. isabellinus, M. mapirensis, M. selleanus, and M. subsessilis. Myriopus isabellinus and M. selleanus are restricted to Costa Rica and Haiti, respectively, and other three species are distributed in South America; M. andrade-limae is endemic to...

Abstract. Calliandra subspicata (Fabaceae) hitherto had been reported from Pernambuco and Bahia, states of the Northeast Region of Brazil. Here we report this species from Paraíba state, the third state of this region. It was observed and collected at the Pico do Jabre State Park, a conservation unit situated at the residual massif of the Depressio...

The chemical investigation of Macroptilium martii (Fabaceae) has provided the identification of twelve compounds obtained by liquid chromatography coupled to mass spectrometry (LC–MS/MS), among which, a new flavonoid: isorhamnetin-3-O-galactose-6′'-O-rhamnose-4′”-O-galactose-2-methylbutyric acid (10) and two other flavonoids already reported. The s...

Cnidoscolus obtusifolius Pohl (Euphorbiaceae), species so far known from Minas Gerais, Bahia, Alagoas and Pernambuco States in Brazil is reported for the first time for the State of Paraíba, in the northeastern region of the country. Specimens of this taxon were collected in a fragmented area considered a Caatinga vegetation relict, where total ann...

O presente trabalho é um levantamento florístico-taxonômico de Lamiaceae subfam. Nepetoideae para o estado da Paraíba, Brasil. O estudo baseou-se em excursões de campo para coleta de material fértil e na análise de espécimes depositados nos herbários da Paraíba e Pernambuco, com consultas ao SpeciesLink, Herbário Virtual da Flora e dos Fungos (Refl...

Dyschoriste and Hygrophila (Acanthaceae: Ruellieae) comprise two complex and morphologically similar genera with numerous as yet unresolved nomenclatural issues. In this study, the names D. erythrorhiza and Homotropium erythrorhyzum var. latifolium are lectotypified and H. erythrorhyzum var. latifolium and H. angusta are reduced to synonymy under D...

This paper presents five new records of Rauvolfioideae for Paraíba state, northeastern Brazil: Aspidosperma discolor, A. melanocalyx, Macoubea guianensis, Tabernaemontana catharinensis, and T. flavicans, with the genus Macoubea being recorded for the first time in Paraíba state. Notes on distinghishing morphological features as well as data on geog...

(Grewioideae Dippel (Malvaceae) in the state of Paraíba, Brazil). Malvaceae Juss. is included in the Malvales order and presents a cosmopolitan distribution. It comprises approximately 4,300 species allocated into 243 genera. The family is subdivided into nine subfamilies, amongst them Grewioideae with approximately 25 genera and 700 species associ...

This paper provides a taxonomic assessment and distribution details of the species of the genus Ludwigia L. (Onagraceae) for the Paraíba State, Northeastern Brazil. Six species were found: L. erecta (L.) H.Hara, L. helminthorrhiza (Mart.) H.Hara, L. hyssopifolia (G.Don) Exell, L. leptocarpa (Nutt.) H.Hara, L. nervosa (Poir.) H.Hara and L. octovalvi...

Pharmacological studies show spasmolytic activity for various species of Varronia. Thus, based on the taxonomy criteria, the aim of this study was to contribute to chemical and biological knowledge, especially regarding the evaluation of spasmolytic activity of the ethanolic extract from Varronia dardani leaves (VD-EtOHL) on rat aorta and trachea,...

Este trabalho consiste no levantamento florístico-taxonômico de Fabaceae em um afloramento rochoso situado no Semiárido paraibano, Nordeste brasileiro. Foram registradas 28 espécies em 22 gêneros e três subfamílias: Caesalpinioideae (12 spp.), Detarioideae (1 spp.) e Papilionoideae (15 spp.). As espécies Ancistrotropis peduncularis, Crotalaria pall...

Os Recursos Florestais, juntamente com seus sistemas inerentes, são importantes contribuintes para a manutenção do equilíbrio humano. Os municípios, em geral, contemplam áreas verdes bem preservadas, entretanto, no que se referem a sua área urbanizada, essas apresentam uma contínua perda vegetal em detrimento de atividades antrópicas. Destarte, tor...

HILGER HH, COLE TCH, SELVI F, MELO JIM (2020) PÔSTER DA FILOGENIA DAS BORAGINACEAE (Portuguese version of HILGER/COLE/SELVI: BORAGINACEAE PHYLOGENY POSTER) • classificação inframiliar de Boraginaceae s.str. seguindo as recomendações do Boraginales Working Group • árvore hipotética baseada em dados filogenéticos moleculares (2019); revisões de vário...

The genus Varronia belongs to the family Cordiaceae. Some essential oil of species from this genus are described in the literature with activities anti-inflammatory. This species has no reports in folk medicine. The essential oil from aerial parts of V. dardani was extracted by hydrodistillation and characterized by gas chromatography coupled to ma...

This work presents the taxonomic study of the native species of Bombacoideae Burnett (Malvaceae) in the state of Paraíba, Northeastern Brazil. The taxonomic treatment included keys for identifying genera and species, morphological descriptions, diagnostic illustrations, comments on taxonomic affinities, and additional information on geographical di...

Three new combinations in Myriopus (Heliotropiaceae) endemics from Brazil are proposed in this paper: Myriopus gardnerianus, M. membranaceus and M. salicifolius.

Two new combinations in Euploca (Heliotropiaceae) from Marquesas Islands, endemic from French Polynesia, are proposed in this paper: Euploca marchionica and Euploca perlmanii.

HILGER HH, COLE TCH, MELO JIM (2019) Pôster de Filogenia das Boraginales • conceito de ordem seguindo as recomendações do Boraginales Working Group • árvore hipotética baseada em dados filogenéticos moleculares (até 2017) • caracteres extraídos de Kubitzki, ed. (2016) FGVP XIV e Luebert et al. (2016) • comprimento dos ramos deliberado, não expressa...

Due to their recent reestablishment at the generic level, some species of the genus Varronia need to be (re-)allocated and their names and respective nomenclature types reviewed. One new combination (V. serratifolia) and a new synonym (V. intonsa) are proposed here. To promote nomenclatural stability, the historical of the names of widely distribut...

Zornia brasiliensis Vogel (Leguminosae) is a species popularly known in Brazil as “urinária”, “urinana”, and “carrapicho”, it is popularly used as a diuretic and in the treatment of venereal diseases. A specific methodology to obtain a saponin-enriched fraction and high-performance liquid chromatography coupled with diode array detection, ion trap...

Two new combinations in Varronia (Cordiaceae, Boraginales) are proposed, both species endemic to Colombia: V. fuertesii and V. ramirezii.

A new combination in Euploca (Heliotropiaceae), E. asperrima, endemic to the Galapagos Archipelago, Ecuador, is proposed herein.

A conservação da biodiversidade é um dos grandes desafios contemporâneos. Os estudos sobre a dinâmica dos ecossistemas é uma ferramenta para a conservação e preservação dessas áreas. Entre as diferentes paisagens da Caatinga, os afloramentos rochosos são de importância considerável para os ecossistemas bióticos e dinâmicas do Brasil. Dada a necessi...

Wissadula hernandioides (L’Hér.) Garcke is native to Brazil and can be identified by its subshrub habit, cordate and discolor leaves with usually stellate trichomes, yellowish flowers arranged in paniculate inflorescences, and schizocarpic fruits. Before our finding, this species was recorded in Brazil only in Cerrado, Atlantic Forest, Amazon and P...

During field studies of the inselbergs of northeastern Brazil, two potentially new species of were discovered. They share morphological characters with several genera of Linderniaceae (Lamiales) such as Ameroglossum, Cubitanthus and Stemodiopsis, but the morphological differences are such that they do not make a good fit with any of the known gener...

A taxonomic treatment for Boraginales (Boraginaceae s.l.) and Lamiales (Lamiaceae and Verbenaceae) in the Engenheiro Avidos Ecological Park, a full-protection reserve located in the semiarid region of Paraíba State in northeastern Brazil is presented in this study. At the Park, a total of 22 species were encountered, including nine species of Borag...

Convolvulaceae is a cosmopolitan family belonging to the order Solanales, which covers about 1,880 species in 60 genera. Ipomoea L. is the most representative genus, with some 700 species worldwide. Considering the ecological and economic importance associated with the scarcity of studies on this genus, especially in Paraíba State, this study had t...

Resumo Convolvulaceae inclui cerca de 2.000 espécies distribuídas predominantemente na região tropical. No Brasil, são reconhecidas aproximadamente 400 espécies associadas a todos os domínios fitogeográficos, mas, predominantes na vegetação aberta como o Cerrado e a Caatinga. Este trabalho consiste no estudo florístico-taxonômico de Convolvulaceae...

This work presents 11 new records for species of Malvoideae (Malvaceae) found in Paraíba state, northeastern Brazil: Herissantia crispa, Malachra fasciata, Malvastrum coromandelianum, Pavonia malacophylla, Sida acuta, S. castanocarpa, S. glaziovii, S. glomerata, S. jussiaeana, S. urens, and Sidastrum micranthum. Data on geographical distribution, h...

We present here a taxonomic synopsis of the native representatives of the family Acanthaceae in Paraíba State, northeastern Brazil. Fertile material was collected during monthly excursions between November 2014 and November 2015. We also analyzed specimens deposited in the Lauro Pires Xavier (JPB) and the Jayme Coelho de Moraes (EAN) herbaria, as w...

Four new combinations in Euploca from South America (Heliotropiaceae), all them endemic to Peru, are proposed in this paper: Euploca lobbii, Euploca oxyloba, Euploca polyanthella, and Euploca toratensis.

The Global Strategy for Plant Conservation (GSPC) was established by the Conference of Parties in 2002 to decrease the loss of plant diversity, reduce poverty and contribute to sustainable development. To achieve this overarching goal, the GSPC has established a series of targets, one of which is to ensure that plant diversity is well understood, s...

Specimens of phanerogamic plants from the Catimbau National Park, located in northeastern Brazil, were collected during extensive fieldwork and analyzed together with information gathered from the specialized literature. A total of 613 species was recorded, belonging to 366 genera and 85 families. The largest families were Fabaceae, Poaceae, Euphor...