Results 1 to 10 of about 2,314 (203)

Effects of mode of reproduction on genetic polymorphism and divergence in wild yams (Dioscoreaceae: Dioscorea) [PDF]

open access: yesPlant Diversity
Evolutionary transitions from sexual to asexual reproduction should have significant influences on genetic divergence and polymorphism at the genome level.
Xin Wang   +8 more
doaj   +3 more sources

Estudios cromosómicos, morfología y fertilidad polínica en Dioscorea ayardei (Dioscoreaceae)

open access: yesActa Botanica Mexicana, 2022
Antecedentes y Objetivos: La gran variabilidad de caracteres en Dioscorea dificultan la delimitación de las especies, por lo que estudios complementarios son necesarios para lograr su identificación.
Patricia N. Asesor   +4 more
doaj   +2 more sources

Dioscoreaceae endémicas del Perú

open access: yesRevista Peruana de Biología, 2013
La familia Dioscoreaceae está conformada por bejucos y hierbas. Para la flora peruana, el género, Dioscorea incluye 77 especies (Brako & Zarucchi, 1993; Ulloa Ulloa et al., 2004). En este trabajo se reconoce 21 endemismos. Se asignó las categorías de
Blanca León
doaj   +4 more sources

Bioactive Metabolites of Dioscorea Species and Their Potential Applications in Functional Food Development [PDF]

open access: yesFoods
Dioscorea species, known as “Yams”, belong to the Dioscoreaceae family. Members of the Dioscoreaceae family are widely distributed across subtropical and tropical regions.
Pengcheng Wang   +9 more
doaj   +2 more sources

Sinopsis taxonómica de la sección Apodostemon (Dioscorea; Dioscoreaceae) Taxonomic synopsis of section Apodostemon (Dioscorea; Dioscoreaceae)

open access: yesRevista Mexicana de Biodiversidad, 2007
Se hace una revisión taxonómica sinóptica de la sección Apodostemon del género Dioscorea. Se reconocen 18 especies como sus miembros: 11 mexicano-centroamericanas y 7 sudamericanas.
Oswaldo Téllez-Valdés, R Geeta
doaj   +1 more source

DIOSCOREA VOLCKMANNII (DIOSCOREACEAE), NUEVO REGISTRO PARA LA ARGENTINA

open access: yesDarwiniana, 2011
Dioscorea volckmannii, conocida hasta el presente para las provincias de Valparaíso a Talca en Chile, se cita por primera vez para la flora Argentina, en la provincia de Mendoza. Se describe e ilustra la especie y se incluyen observaciones ambientales.
Eduardo Martínez Carretero
doaj   +2 more sources

EVALUATING THE CORRELATION OF PLOIDY LEVEL, LEAF SIZE, STOMATA CHARACTERISTICS AND TUBER WEIGHT IN Dioscorea spp. POPULATIONS FROM JALISCO, MÉXICO

open access: yesTropical and Subtropical Agroecosystems, 2023
Background. “Camote de cerro” (Dioscorea spp.) is a plant of great importance in West rural areas of Mexico as food source and alternative medicine. Dioscorea is an important crop around the world for its carbohydrate contribution to diets.
José Juvencio Castañeda-Nava   +4 more
doaj   +1 more source

Characterization of the complete chloroplast genome of Dioscorea polystachya Turcz.

open access: yesMitochondrial DNA. Part B. Resources, 2021
Dioscorea polystachya Turcz. is an important Chinese herbal medicine and the raw material of the medicine ingrediente (Chinese yam polysaccharide). It belongs to Dioscorea, which has 60 species and distribute in middle and southeast of China.
Na Hu, Jianwu Gong, Biming Zhang
doaj   +1 more source

Three new records of plant parasitic phyllosphere fungi from Panama: Annellophora phoenicis, Cercospora corniculatae, and Sclerotium coffeicola [PDF]

open access: yesCheck List, 2018
Three fungi associated with living leaves of plants are new records for Panama: Annellophora phoenicis causing leaf spots of Cocos nucifera (Arecaceae), Cercospora corniculatae (C. apii s.
Roland Kirschner   +2 more
doaj   +3 more sources

4-ETOKSI-3-METOKSIFENOL DAN METIL-3,4-DIHIDROKSIBENZOAT, DUA SENYAWA TURUNAN FENOLIK DARI EKSTRAK ETIL ASETAT KULIT UMBI GADUNG (Dioscorea hispida Dennst) DAN AKTIVITAS ANTIOKSIDAN EKSTRAK ETIL ASETAT

open access: yesJurnal Kimia Riset, 2018
Two phenolic compoundnamely 4-ethoxy-3-methoxyphenol and methyl-3,4-dihydroxybenzoic have been isolated fromDioscorea hispida Dennst. The isolation of phenolic compounds was done by maceration methods using methanol, followed by partition with n-hexane ...
Nanik Siti Aminah   +4 more
doaj   +1 more source

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