Initial stages of Gymnadenia conopsea (Orchidaceae) morphogenesis in in vitro culture

In the West Siberia there is very little data on the biology of cenopopulations of Gymnadenia conopsea. Habitat destruction and environmental changes, which potentially affected species long-term viability, led to G. conopsea cenopopulations fragmentation and isolation. A detailed study of the morph...

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Main Authors: Nabieva Alexandra, Zhmud Elena, Zaytseva Yulianna
Format: Article
Language:English
Published: EDP Sciences 2020-01-01
Series:BIO Web of Conferences
Online Access:https://www.bio-conferences.org/articles/bioconf/full_html/2020/08/bioconf_pd2020_00059/bioconf_pd2020_00059.html
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author Nabieva Alexandra
Zhmud Elena
Zaytseva Yulianna
author_facet Nabieva Alexandra
Zhmud Elena
Zaytseva Yulianna
author_sort Nabieva Alexandra
collection DOAJ
description In the West Siberia there is very little data on the biology of cenopopulations of Gymnadenia conopsea. Habitat destruction and environmental changes, which potentially affected species long-term viability, led to G. conopsea cenopopulations fragmentation and isolation. A detailed study of the morphology variability of the Fragrant orchid representatives was carried out in the cenopopulation in Novosibirsk region. Our results indicate that asymbiotic germination of G. conopsea seeds is difficult to achieve and the species has serious conservation issues. It is the first report when the introduction of G. conopsea in tissue culture was undertaken as the initial stage of germplasm conservation of Siberian cenopopulation. Three modified nutrient media with different growth additives were tested to promote protocorm and seedling formation. The advanced G. conopsea seedlings establishment was obtained in 1/3 Murashige and Skoog (MS) medium, supplemented by 1.0 mgl−1 2-isopentenyladenine (2iP), 0.1 mgl−1 1-Naphthaleneacetic acid (NAA) and 10% coconut water. This study allowed establishing a reliable and reproducible system for the G. conopsea maintenance and conservation ex situ.
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spelling doaj.art-0852acbd0d3747e095c590c73773793e2022-12-21T23:50:42ZengEDP SciencesBIO Web of Conferences2117-44582020-01-01240005910.1051/bioconf/20202400059bioconf_pd2020_00059Initial stages of Gymnadenia conopsea (Orchidaceae) morphogenesis in in vitro cultureNabieva Alexandra0Zhmud Elena1Zaytseva Yulianna2Central Siberian botanical garden SB RASCentral Siberian botanical garden SB RASCentral Siberian botanical garden SB RASIn the West Siberia there is very little data on the biology of cenopopulations of Gymnadenia conopsea. Habitat destruction and environmental changes, which potentially affected species long-term viability, led to G. conopsea cenopopulations fragmentation and isolation. A detailed study of the morphology variability of the Fragrant orchid representatives was carried out in the cenopopulation in Novosibirsk region. Our results indicate that asymbiotic germination of G. conopsea seeds is difficult to achieve and the species has serious conservation issues. It is the first report when the introduction of G. conopsea in tissue culture was undertaken as the initial stage of germplasm conservation of Siberian cenopopulation. Three modified nutrient media with different growth additives were tested to promote protocorm and seedling formation. The advanced G. conopsea seedlings establishment was obtained in 1/3 Murashige and Skoog (MS) medium, supplemented by 1.0 mgl−1 2-isopentenyladenine (2iP), 0.1 mgl−1 1-Naphthaleneacetic acid (NAA) and 10% coconut water. This study allowed establishing a reliable and reproducible system for the G. conopsea maintenance and conservation ex situ.https://www.bio-conferences.org/articles/bioconf/full_html/2020/08/bioconf_pd2020_00059/bioconf_pd2020_00059.html
spellingShingle Nabieva Alexandra
Zhmud Elena
Zaytseva Yulianna
Initial stages of Gymnadenia conopsea (Orchidaceae) morphogenesis in in vitro culture
BIO Web of Conferences
title Initial stages of Gymnadenia conopsea (Orchidaceae) morphogenesis in in vitro culture
title_full Initial stages of Gymnadenia conopsea (Orchidaceae) morphogenesis in in vitro culture
title_fullStr Initial stages of Gymnadenia conopsea (Orchidaceae) morphogenesis in in vitro culture
title_full_unstemmed Initial stages of Gymnadenia conopsea (Orchidaceae) morphogenesis in in vitro culture
title_short Initial stages of Gymnadenia conopsea (Orchidaceae) morphogenesis in in vitro culture
title_sort initial stages of gymnadenia conopsea orchidaceae morphogenesis in in vitro culture
url https://www.bio-conferences.org/articles/bioconf/full_html/2020/08/bioconf_pd2020_00059/bioconf_pd2020_00059.html
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AT zaytsevayulianna initialstagesofgymnadeniaconopseaorchidaceaemorphogenesisininvitroculture