Conservation
-
Citation: Botanical Studies 2022 63:10
-
Seed viability testing for research and conservation of epiphytic and terrestrial orchids
Seed viability testing is essential in plant conservation and research. Seed viability testing determines the success of ex-situ conservation efforts, such as seed banking but commonly testing protocols of orchid...
Citation: Botanical Studies 2022 63:3 -
Tulasnella calospora (UAMH 9824) retains its effectiveness at facilitating orchid symbiotic germination in vitro after two decades of subculturing
The technique of symbiotic germination—using mycorrhizal fungi to propagate orchids from seed in vitro—has been used as one method to cultivate orchids in North America and abroad for > 30 years. A long-held a...
Citation: Botanical Studies 2021 62:14 -
Hedychium gardnerianum Sheph. ex Ker Gawl. from its discovery to its invasive status: a review
Hedychium gardnerianum Sheph. ex Ker Gawl. is one of the 100 world's worst invasive alien species and the research target in areas as diverse as biological control, natural fibres uses, taxonomy or the biological...
Citation: Botanical Studies 2021 62:11 -
Further evidence of Ceratobasidium D.P. Rogers (Basidiomycota) serving as the ubiquitous fungal associate of Platanthera leucophaea (Orchidaceae) in the North American tallgrass prairie
In the United States and Canada, ca. one-half of native orchid species are now threatened with extinction. A number of these species are restricted to tallgrass prairies of central North America, such as the E...
Citation: Botanical Studies 2020 61:12 -
Effect of different mycobionts on symbiotic germination and seedling growth of Dendrobium officinale, an important medicinal orchid
Orchids maintain a symbiotic relationship with mycorrhizal fungi in the lifecycle. Previous reports indicated that diverse mycobionts may have different roles during orchid growth and development. Although var...
Citation: Botanical Studies 2020 61:2 -
Identification, sexual dimorphism and aspects of the natural history of Sapria himalayana (Rafflesiaceae) on Vietnam’s Lang Biang Plateau
Sapria is a distinctive and narrowly host-specific holoparasitic genus belonging to the Rafflesiaceae. Sapria himalayana, rare throughout its range from NE India, SW China, Thailand to Vietnam, is a little-unders...
Citation: Botanical Studies 2018 59:29 -
Orchid conservation: how can we meet the challenges in the twenty-first century?
With c. 28,000 species, orchids are one of the largest families of flowering plants, and they are also one of the most threatened, in part due to their complex life history strategies. Threats include habitat ...
Citation: Botanical Studies 2018 59:16 -
Cryopreservation without vitrification suitable for large scale cryopreservation of orchid seeds
Orchids are under threat from human activities and climate change, with populations limited to small geographic hotspots. This makes them ideal candidates for ex situ conservation. Orchid seeds are desiccation...
Citation: Botanical Studies 2018 59:13 -
A method for facilitating the seed germination of a mycoheterotrophic orchid, Gastrodia pubilabiata, using decomposed leaf litter harboring a basidiomycete fungus, Mycena sp.
Mycoheterotrophic plants are one of the most difficult plant groups to conserve because they are entirely dependent on symbiotic fungi. Establishment of viable culture systems would greatly aid their conservat...
Citation: Botanical Studies 2017 58:59 -
Techniques for the collection, transportation, and isolation of orchid endophytes from afar: a case study from Madagascar
Tropical orchids need more study with respect to their mycorrhizal associations. For researchers in distant countries who aspire to study these orchids augmenting their conservation, the great distances involv...
Citation: Botanical Studies 2017 58:54 -
Screening transferable microsatellite markers across genus Phalaenopsis (Orchidaceae)
Molecular identification based on microsatellite loci is an important technology to improve the commercial breeding of the moth orchid. There are more than 30,000 cultivars have been enrolled at the Royal Hort...
Citation: Botanical Studies 2017 58:48 -
Re-emergence of Lilium callosum Sieb. et Zucc. in Taiwan after a fire allows propagation and renews the possibility of conservation
Lilium callosum is native to Taiwan, but little is known about it since it has been considered extinct since 1915. After the rediscovery of this rare species after a fire in 2011 in Tu...
Citation: Botanical Studies 2017 58:47 -
Characteristics of tropical human-modified forests after 20 years of natural regeneration
Abandoned human-modified forests are refuges for remnant biodiversity. However, there are very few studies on the biodiversity and regeneration of native species in human-modified forests which are rich in exo...
Citation: Botanical Studies 2017 58:36 -
Collecting near mature and immature orchid seeds for ex situ conservation: ‘in vitro collecting’ as a case study
Lack of phenological information and efficient collecting methods are considered impediments for orchid seed collecting. This leads to opportunistic collecting as part of general seed collecting schedules that...
Citation: Botanical Studies 2017 58:34 -
Broomcorn and foxtail millet were cultivated in Taiwan about 5000 years ago
Archaeobotanical remains of millet were found at the Nan-kuan-li East site in Tainan Science Park, southern Taiwan. This site, dated around 5000–4300 BP, is characterized by remains of the Tapenkeng culture, t...
Citation: Botanical Studies 2017 58:3 -
Analysis of microsatellites in the vulnerable orchid Gastrodia flavilabella: the development of microsatellite markers, and cross-species amplification in Gastrodia
Gastrodia flabilabella is a mycoheterotrophic orchid that obtains carbohydrates and nutrients from its symbiotic mycorrhizal fungi. The species is an endemic and vulnerable species enlisted in the “A Preliminary ...
Citation: Botanical Studies 2014 55:72 -
Endemic Amorphophallus (Araceae) from Madagascar: a revised key, a new species and molecular phylogeny
Since the revision of Amorphophallus of Madagascar (Bot Jahrb Syst 121(1):1–17, 1999) several additional new species have been described. The recent discovery of another new species promted the preparation of a r...
Citation: Botanical Studies 2014 55:2 -
Sedum tarokoense (Crassulaceae), a new species from a limestone area in Taiwan
An unknown Sedum was found from the limestone region in Taiwan. After a detailed comparison with other congeners in Taiwan and neighboring countries, we identified this plant as a new species.
Citation: Botanical Studies 2013 54:57 -
Aspidistra crassifila (Asparagaceae), a new species from Guangxi, China
Aspidistra crassifila Yan Liu & C.-I Peng, a new species of the Asparagaceae from Guangxi Zhuang Autonomous Region, China, is described and illustrated.
Citation: Botanical Studies 2013 54:43 -
Asarum pubitessellatum, sp. nov. (sect. Heterotropa, Aristolochiaceae) from Taiwan based on morphological and palynological evidence
Recently, we discovered an unknown Asarum from Taiwan which is closely related to A. crassisepalum S.F. Huang, T.H. Hsieh and T.C. Huang and A. taipingshanianum S.F. Huang, T.H. Hsieh and T.C. Huang by sharing a ...
Citation: Botanical Studies 2013 54:28 -
DNA barcode assessment of Gracilaria salicornia (Gracilariaceae, Rhodophyta) from Southeast Asia
DNA barcoding is becoming a widely applied tool for the quick and accurate identification of species. The evolution of the mitochondrial cytochrome c oxidase subunit I (COI) gene is sufficiently rapid to allow di...
Citation: Botanical Studies 2013 54:27 -
Xiphopterella devolii (Polypodiaceae), a new species and newly recorded genus in Taiwan
Grammitid ferns are a tropical monophyletic clade nested in Polypodiaceae, containing more than 20 genera and more than 750 species. Many of them also grow in Taiwan. During the survey of recent two decades, a...
Citation: Botanical Studies 2013 54:24 -
Synotis baoshanensis (Asteraceae), a new species from Yunnan, China
Synotis (Asteraceae; Senecioneae) is a genus of about 55 species mostly distributed in the Sino-Himalayan region. During a botanical expedition in southwestern China in 2012, we found an unusual population of Syn...
Citation: Botanical Studies 2013 54:17 -
Synotis xinningensis (Asteraceae), a new species from Hunan, China
Synotis is one of the several genera within Senecioneae (Asteraceae) with more than 40 species that are mainly distributed in China or in the Sino-Himalayan region. During a botanical expedition in central and so...
Citation: Botanical Studies 2013 54:16 -
Morphological and molecular characteristics of Homoeostrichus formosana sp. nov. (Dictyotaceae, Phaeophyceae) from Taiwan
In the marine brown macroalgae, the morphological characters are highly similar between two widely distributed genera, Homoeostrichus and Zonaria (Dictyotaceae), thereby resulting in the difficulty of exploring t...
Citation: Botanical Studies 2013 54:13 -
Characterization of the decline and recovery of heat-treated Scenedesmus vacuolatus
To find out how algal cells cope with and recover from heat stress, the small vegetative cells of the synchronous Scenedesmus vacuolatus culture were subjected to a heat pretreatment (46.5°C for 1 h) followed by ...
Citation: Botanical Studies 2013 54:3 -
Conspecificity of two morphologically distinct calcified red algae from the northwest Pacific Ocean: Galaxaura pacifica and G. filamentosa (Galaxauraceae, Rhodophyta)
Members of the calcified red algal genus, Galaxaura, are distributed predominantly in warm temperate, subtropical, and tropical regions worldwide. The capacity of these algae to form calcified thalli could play a...
Citation: Botanical Studies 2013 54:1