Results 91 to 100 of about 897 (163)

Lectotifying and nomenclatural updating in Dioscorea (Dioscoreaceae)

open access: yes, 2019
Dioscorea pubescens Poir. (Dioscoreaceae) was not explicitly typified when described it in 1813, and Poiret never mentions the J. Martin s.n. collections filed in FI and P citing only "V.f. in herb. Desfont." So it is necessary to lectotypify herein.
Nepi, C.   +5 more
core  

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  

Species Boundaries and Population Divergence in the Pyrenean Endemic Relict Genus Borderea (Dioscoreaceae) as Revealed by Microsatellite (SSR) and Other Hypervariable Markers

open access: yes, 2006
Microsatellite alleles were used to delimit the genetic boundaries and divergence of the two relictual endemic Pyrenean taxa Borderea chouardii and B. pyrenaica (Dioscoreaceae), and to infer the different life histories followed by each species.
José Segarra-Moragues   +3 more
core   +1 more source

A New Species of Dioscorea (Dioscoreaceae) from Mesoamerica

open access: yesNovon, 1993
A new species from Mexico, Dioscorea mesoamericana, is described and illustrated. The new species is distinguished from D. pumicicola by its shorter pistillate inflorescences, the amorphous and geometrically fissured bark on the rhizome, and by the different geographical and altitudinal distri- bution.
Oswaldo Téllez-Valdés   +3 more
openaire   +3 more sources

Pollen Evolution in Yams (Dioscorea: Dioscoreaceae)

open access: yes, 2005
Pollen character evolution in yams (Dioscorea: Dioscoreaceae) was investigated in relation to the phylogeny obtained from a recent combined analysis of rbcL and matK gene sequences.
Huysmans, S.   +4 more
core   +1 more source

The first complete plastid genome of Burmannia disticha L. from the mycoheterotrophic monocot family Burmanniaceae

open access: yesPlant Diversity, 2018
Burmanniaceae is one major group within the monocot order Dioscoreales that has not had its plastome sequenced. Members of Burmanniaceae are mostly achlorophyllous, although the genus Burmannia also includes autotrophs.
Liuqing Ma, Pengfei Ma, Dezhu Li
doaj   +1 more source

Cytological Studies in Dioscoreaceae

open access: yesCYTOLOGIA, 1968
Cytological studies of ten species and a few varieties of Dioscorea and the monotypic genus Trichopus occurring in South India have been made. The chromosome numbers of South Indian Dioscorea species are seen to occur in multiples of the basic number 10 (40, 60, 80, 90, 100), as in the case of other Asiatic species reported previously.
openaire   +2 more sources

Preliminary Qualitative Analysis of Plant Samples by High-performance Thin-layer Chromatography for the Presence of Steroid Sapogenins of Some Representatives of the Dioscoreacae, Fabaceae, Ranunculaceae, Melanthiaceae, Scrophulariaceae

open access: yesРазработка и регистрация лекарственных средств
Introduction. Results of original research carried out by means of high performance thin layer chromatography (HPTLC) of various plant samples (air-dry raw material) of Dioscoreaceae, Ranunculaceae, Fabaceae, Melanthiaceae, Scrophulariaceae families are ...
A. E. Sukhanov   +3 more
doaj   +1 more source

Consideraciones etnobotánicas sobre el género Dioscorea (Dioscoreaceae) en Cuba

open access: yes, 2005
Se analizan algunos aspectos etnobotánicos de las dioscoreas cubanas. Se realizaron entrevistas para determinar los usos y aplicaciones de estas especies en diferentes regiones del país.
Fernández Zequira, Maira   +6 more
core  

The complete chloroplast genome of Dioscorea polystachya ‘Huilou’ (Dioscoreaceae) and its phylogenetic analysis

open access: yesMitochondrial DNA. Part B. Resources
Dioscorea polystachya ‘Huilou’ is a famous Chinese yam cultivar and cultivated in Shangqiu city of China. In this study, we sequenced, assembled, and analyzed the complete chloroplast (cp) genome of ‘Huilou’ yam.
Xiaolin Song   +5 more
doaj   +1 more source

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