Results 21 to 30 of about 20,706 (230)

Quantitative Phytochemical Analysis on Leaf Extract of Calanthe masuca (D.Don) Lindl., an Endangered Medicinal Plant (Orchidaceae) [PDF]

open access: yesJournal of Stress Physiology & Biochemistry, 2023
Calanthe masuca (D.Don) Lindl plant leaves have medicinal properties. It is an endangered and terrestrial orchid. They are distributed in evergreen forest; plant collection is very difficult for researches. That’s why very rare because of group of plants
Duraisamy Kavitha   +1 more
doaj  

Epidendrumradicans Fungal Community during Ex Situ Germination and Isolation of Germination-Enhancing Fungi

open access: yesMicroorganisms, 2022
Orchids exhibit varying specificities to fungi in different microbial environments. This pilot study investigated the preference of fungal recruitment during symbiotic germination of Epidendrum radicans Pav. ex Lindl. Two different orchid substrates were
Na Yao, Tao Wang, Xiaolu Cao
doaj   +1 more source

Conservation issues and infraspecific polymorphism of Cypripedium guttatum on selected locations in Russia

open access: yesNature Conservation Research: Заповедная наука, 2020
The problem of protection and conservation of rare and endangered plant species in the wild is currently the topic of discussion and research worldwide. The Orchidaceae plants are of special concern.
Alexander I. Shirokov   +5 more
doaj   +1 more source

Trends in population size of Ophrys argolica subsp. biscutella in the Appennino Lucano-Val d'Agri-Lagonegrese National Park (Italy)

open access: yesNature Conservation Research: Заповедная наука, 2020
In this study we focused on population monitoring of Ophrys argolica subsp. biscutella, an orchid endemic to the south of the Italian Peninsula belonging to the section Araniferae.
Vito A. Romano   +2 more
doaj   +1 more source

Less is more: low-cost in vitro propagation of an Endangered Italian orchid

open access: yesNature Conservation Research: Заповедная наука, 2020
Orchids are among the most widely distributed plants but also the most threatened by biotic and abiotic factors. Their interactions with specific symbiotic fungi during germination in natural environments make their propagation challenging for ...
Jacopo Calevo, Miriam Bazzicalupo
doaj   +1 more source

Controle químico de brilhantina (Pilea microphylla) no cultivo de orquídeas Chemical control of Pilea microphylla in orchid cultivation

open access: yesPlanta Daninha, 2007
Este trabalho teve como objetivo avaliar a eficácia do oxyfluorfen no controle da brilhantina (Pilea microphylla) em cultivo de orquídeas. Foram realizados dois experimentos, no delineamento de blocos ao acaso, no esquema fatorial 2 x 7, com três ...
F.C.L. Freitas   +5 more
doaj   +1 more source

Gibberellic acid and 6-benzyladenine reduce time to flowering and improve flower quality of Laelia anceps

open access: yesFolia Horticulturae, 2021
The efficacy of plant growth regulators (PGRs) has been demonstrated in the flowering of economically significant orchid hybrids, but studies of their effects in wild species with commercial potential are scarce.
Tejeda-Sartorius Olga   +4 more
doaj   +1 more source

Ultrastruktur Morfologi Polen Arundina graminifolia (D.Don) Hochr. (Orchidaceae) [PDF]

open access: yes, 2022
Ultrastruktur Morfologi Polen Arundina graminifolia (D.Don) Hochr ...
Marvianti, Dina
core  

Orchidaceae Americanae Orchidaceae Americanae

open access: yesCaldasia, 1970
The following paper continues the series of nomenclatural notes and adjustments commenced under the title "Studies in Neotropical Orchidology" in Acta Botanica Academiae Scientiarum Hungaricae, Vol. 14: pp. 63-70 (1968). As in the previous contribution, the genera considered in the present study are Brassavola R.
openaire   +4 more sources

The complete chloroplast genome sequence of the endemic and rare orchid Nothodoritis zhejiangensis (Orchidaceae) in China

open access: yesMitochondrial DNA. Part B. Resources, 2021
Nothodoritis zhejiangensis (Orchidaceae) is a rare orchid unique to China of great horticultural value. The complete chloroplast (cp) genome of this species is 143,522 bp in length and the total GC content is 36.8%.
Lei Yang   +5 more
doaj   +1 more source

Home - About - Disclaimer - Privacy