Brenda Y. Bedolla-Garcia

• Ph
• Technician at Institute of Ecology INECOL

In this study, nine neo-clerodane-type diterpenoids (1–9) were isolated from the dichloromethane extract of Salvia guevarae Bedolla & Zamudio leaves. Compounds 1–6 were new natural products, and 7–9 were acetone artifacts. In addition, four neo-clerodanes diterpenoids (10–13) previously described from different sources and six triterpenoids—identif...

From the aerial parts of Salvia carranzae Zamudio and Bedolla, three new icetexane-type diterpenoids were isolated. Their structures were established through spectroscopic methods and named the following: salvicarranzanolide (1), 19-deoxo-salvicarranzanolide (2) and 19-deoxo-20-deoxy-salvicarranzanolide (3). In addition, the known icetexane-type di...

Xicotli data is the short name given to the dataset generated within the project framework "Integration of Biodiversity Data for the Management and Conservation of Wild Bee-Plant Interactions in Mexico (2021-2023)", as xicotli is the generic word for a bee in Nahuatl. The team comprised eco-informaticians, ecologists and taxonomists of both native...

A wild population of Salvia dugesiana is recorded for the first time after 129 years since the last collections made of the species. It was known only in base to two different gatherings with imprecise localities by Alfred A. D. Dugès in 1880 and 1894. The taxon was detected by a photograph published in an online website for citizen science, iNatur...

Biological records of potential host plants of Mexican wild bees identified from Naturalista (Mexican iNaturalist Node) observations. This is an interinstitutional effort that was carried out for the taxonomic curation and mobilization of plant observations compiled in the project “Xicotli Data: Native Bees and their Flowers”. Plant observations we...

An updated catalogue of the collection of primary nomenclatural types preserved in the herbarium IEB is presented. Information is provided regarding the nomenclature of 600 taxa of vascular plants (566 species, 13 subspecies, 20 varieties and 1 form) supported by 730 specimens (219 holotypes, 500 isotypes, 3 neotypes and 8 isoneotypes). Nearly 27%...

The HPLC–PDA profiling of an acetone-soluble extract of the leaves of Salvia circinnata Cav. (Syn. Salvia amarissima Ortega), Lamiaceae, collected at Patzcuaro, Michoacan, Mexico, indicated this population corresponds to the chemotype “amarisolide A.” The phytochemical study of the extract led to the isolation of two new diterpenoid glucosides, ama...

Familia de cerca de 730 especies. En Asia se encuentra la mayor diversidad (33%), seguido del Neotrópico (30%), África (22%), Oceanía (10%) y Europa (5%). Amplia distribución en todo el mundo, principalmente en zonas templadas y tropicales. Los géneros de esta familia están diversamente circunscritos, algunos autores reconocen solo a Asplenium L. (...

The history and application of the name chia and its scientific equivalent, Salvia hispanica, are outlined. The relationship of S. hispanica with other species known as chia is discussed including those within the genus Salvia and those without. Its native distribution and habitat are described. Chia was an important crop in Aztec society and the s...

Premise of research. Salvia is one of the most species-rich genera in the world. Its outstanding diversity and subcosmopolitan distribution have prevented the preparation of a modern comprehensive monograph and re-evaluation of its classification. As phylogenetic efforts advance to untangle the evolutionary relationships of Sal-via, the need for a...

Background: During a prospecting revision of Salvia collections at IEB, MEXU and XAL herbaria for Flora of Veracruz, undetermined specimens, or misidentified either as S. nana or S. prunelloides, not referable to any known species were identified. Hypotheses: The morphological characters of these specimens match with those of Salvia subg. Calospha...

Salvia circinnata Cav. (Syn. S. amarissima Ortega), Lamiaceae, is a Mexican medicinal plant used in traditional medicine for the treatment of gastrointestinal illness, cancer, and diabetes. Samples of ten natural populations were analyzed by application of a systematic approach which involved the combination of DNA barcoding, GC–MS, HPLC–DAD, and H...

Artículo de divulgación científica sobre la diversidad de abejas silvestres y herbáceas en huertas de aguacate en el Centro Occidente de México.

Several applications of natural products around the world arise from traditional knowledge or evident organoleptic properties, and essential oils from Salvia species are a current example. The genus is integrated by native and endemic species from Africa, the Americas, Asia, and Europe. In the present work, essential oil compositions of Salvia duge...

From the leaves of Salvia involucrata Cav., eight clerodane diterpenoids were isolated, of which 1−3 have not been previously described. Their structures were established by spectroscopic and spectrometric means and named as involucratin A (1), involucratin B (2), and involucratin C (3). The absolute configuration of compounds 1 and 3 was establish...

Background and Aims: Salvia assurgens (a white-flowered sage) is considered to be a melittophilous species due to its floral architecture. However, there are no current empirical data supporting its assignment to this pollination syndrome. The present study aimed to record the diurnal floral visi-tors of S. assurgens to confirm its characterization...

Hedeoma piperita Benth. is a perennial herb from the Lamiaceae family, which is highly valued for its medicinal and culinary properties by the Purépecha ethnic group in Michoacán, Mexico. The species presents populations of two morphotypes (white and purple corollas) that have not been formally studied. In this work, we aimed to evaluate the morpho...

Salvia connivens Epling, Lamiaceae, is an annual herbaceous plant used as a traditional medicine in Mexico for the treatment of diarrhea, which out can be caused by bacterial, viral, and protozoal infections, as well as toxins mainly. Mexican medicinal plants with anti-diarrheic activity represent a source of potential antiprotozoal agents. The phy...

The present study provides novel information about the pollen of Salvia assurgens. Pollen grains were collected and described based on their observed characters by light microscope and scanning electron microscopy. The species is distinguished from other Mexican salvias by having small pollen grains (14.2 × 18.2 µm), thin primary muri (0.2 µm thick...

Evolución de las plantas desde algas hasta angiospermas.

Premise of research. Salvia is one of the most species-rich genera in the world. Its outstanding diversity and subcosmopolitan distribution have prevented the preparation of a modern comprehensive monograph and re-evaluation of its classification. As phylogenetic efforts advance to untangle the evolutionary relationships of Salvia, the need for a s...

Salvia huastecana is described and illustrated as a new species. It is known from the municipality of Xilitla, San Luis Potosí, Mexico. This taxon belongs to Salvia sect. Angulatae, is similar to S. albiflora and S. roscida but it can be distinguished by a higher number of flowers per verticillaster (9−12), longer caducous bracts with long caudate...

Revisión de diversidad de la familia Lamiaceae en Michoacán. Riqueza de géneros, distribución, nombres comunes y distribución. Especies amenazadas

Curso de Origen y evolución de las plantas

Antecedentes: Lamiaceae es una de las familias con mayor riqueza de especies en México. Sin embargo, aún se carece de un estudio detallado sobre su diversidad en el país y de una revisión taxonómica global y actualizada. Como resultado, el aprovechamiento y conservación de los integrantes de esta familia es limitado. Preguntas: ¿Qué avances se han...

Salvia guevarae Bedolla & Zamudio, sp. nov., is described and illustrated as a new species to science, which is found on the southern portion of the Sierra Madre Oriental in the states of Hidalgo, Querétaro and San Luis Potosí. The new species has red corollas, markedly ventricose with short lips and belongs to section Holwayana. It is similar to S...

Salvia madrigalii is described and illustrated as a new species to science. It is known for the municipality of Morelia, in the north central region of Michoacán, Mexico. It is one of the few Mexican species with 2 flowers per verticillaster and white corollas. We included line drawings, photographs of the plant and a distribution map. In addition,...

NMR and single crystal X-ray diffraction analysis of seven clerodanes from Mexican Salvia species was performed. We focused on clerodanes with tertiary hydroxyl group at C-4, C-8, and C-10, in which the establishment of absolute configuration around these chiral centers is nontrivial and the ¹³C NMR signals can be misassigned. In addition, the anal...

Antecedentes y Objetivos: Se reevalúa la sección mexicana Scorodoniae de Salvia subgénero Calosphace. Como parte de los esfuerzos para conocer la flora mexicana varios autores se encuentran revisando la circunscripción de las secciones de Calosphace sensu Epling, incluyendo sus caracteres diagnósticos y la descripción de sus especies. Aún con el br...

RESUMEN La familia Lamiaceae es una de las más diversas en México; sin embargo, para Michoacán no se contaba con datos actualizados sobre la riqueza y distribución de sus integrantes. Con base en la revisión bibliográfica y de ejemplares depositados en los herbarios CIMI, EBUM, ENCB, IEB y MEXU se registraron 14 géneros y 105 especies nativas o nat...

Lamiaceae is one of the most diverse families in Mexico; however, no recent data on distribution and richness were available for Michoacán. Fourteen genera and 105 native or naturalized species were recorded, following a thorough review of bibliographical sources and herbarium specimens at CIMI, EBUM, ENCB, IEB and MEXU. Salvia is the most widely r...

Four new species of Salvia are described and illustrated. These come from central Mexico in the region studied in the project Flora del Bajío y de Regiones Adyacentes. The four species belong to the subgenus Calosphace. Salvia carranzae is placed in the section Fulgentes and is distinguished by the stem ascending at first and then pendulous, leaves...

Salvia tonaticensis is described and illustrated as a new species to science. It is known from the extreme southern portion of the Estado de Mexico and northern Guerrero, Mexico. It belongs to section Polystachyae; however, unlike the species of the section hitherto known, it possesses simple, bifurcate and trifurcate multicellular hairs on the ste...

Se registran por primera vez poblaciones silvestres de Salvia buchananii Hedge, después de 50 años de su descripción a partir de plantas cultivadas. Las poblaciones de esta especie se encontraron en la parte noreste del estado de Querétaro, México; en bosque mesófilo de montaña, bosque de pino-encino y encinar arbustivo. El taxón es afín a Salvia...

En este trabajo se describen e ilustran como especies nuevas Salvia mcvaughii y Salvia purepecha. La primera es conocida de los estados de Guerrero y Morelos, la segunda proviene de Michoacán. S. mcvauhgii se caracteriza por presentar brácteas lanceoladas tempranamente caducas, cáliz puberulento con los dientes caudados y por la presencia de dos a...

The genus Desmodium contains ca. 450 species, distributed in Eastern Asia, Mexico, and Brazil, with 40 endemic species in Mexico, including Desmodium sumichrastii (Schinder) Standley. Randomly amplified polymorphic DNA (RAPD) variation was used to assess genetic variation within and among five populations of D. sumichrastii from west-central Mexico...