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Rhododendron Research Network


Online Resources for Rhododendron Studies

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Jump to:  Rhododendron-specific Databases, General Plant Databases, Molecular Databases, Plant Trait Databases, Plant Image Galleries, Online Floras, Living Collections, DNA Banks, Seed Banks, Tissue Banks, Taxonomy, Online Herbarium Collections, Career Opportunities, Research Funding Resources

● Rhododendron-specific species / hybrids databases:

American Rhododendron Society (ARS) Plant Database
   https://www.rhododendron.org/search_intro.asp

Searchable database of rhododendrons and azaleas species and hybrids that contains information on flower color, flower/truss description, fragrance, bloom time, foliage description, plant habit, height, cold hardiness temp, elepidote or lepidote, subgenus, section, subsection, and geographical origin as well as a truss photo.

Vireya Rhododendrons
   http://www.vireya.net

The website includes a gallery that holds ~1000 images of vireyas, an archive with over 50 selected works on vireya culture and comprehensive listings of named hybrids, a species database, and information on the history, distribution, classification and cultivation of vireya rhododendrons.

Danish Chapter of the ARS
   http://www.rhododendron.dk/alfabet.html

A great resource for photos of Rhododendron taxa, as well as species information. In Danish and English.

Edinburgh Rhododendron Monographs
   https://data.rbge.org.uk/service/factsheets/Edinburgh_Rhododendron_Monographs.xhtml

Species, subspecies and variety descriptions along with notes on distribution, habitat, and nomenclature for about 1,000 Rhododendron species.

German Genebank Rhododendron
   https://www.bundessortenamt.de/apps9/genbank_rhododendron/genbank_rhododendron/public/de

A searchable database with descriptions for all Rhododendron species and hybrids that exist in botanical gardens, state and public establishments, and private gardens in Germany. In German.

The Rhododendron, Camellia & Magnolia Group
   https://www.rhodogroup-rhs.org/plants/directory/rhododendrons#!aberconwayi

The RHS Rhododendron Group website has lists of species and hybrids, hardy varieties, RHS Award of Garden Merit selections, top 100 Rhododendrons, Azalea species and hybrids and Vireyas.  Also download the The International Rhododendron Register and Checklist, Second Edition 2004

Hirsutum.info: About Rhododendrons, Azaleas, and Vireyas; a virtual arboretum
   http://www.hirsutum.info

Very large searchable collection of rhododendron photo images, donated by ARS members and others. Website is currently not functioning.

Western North American Rhododendron Species Project (WNARSP)
   http://www.wnarsp.org

The Project's mission is to research and identify all locations of the indigenous Rhododendron species of the western United States and Canada and create a computerized archive of the information.

● General plant databases with species information and images:

Burke Herbarium Image Collection
   http://biology.burke.washington.edu/herbarium/imagecollection.php

The image collection provides photographs and information for vascular plants, macrofungi, and lichenized fungi of Washington state, including distribution maps, species descriptions, and synonymy.

Calflora Plant Database
   https://www.calflora.org

Calflora provides species information, distribution maps, and images for California plants.

Encyclopedia of Life (EOL)
   https://eol.org/pages/39881308

EOL provides species information, maps, and images for all life on Earth.

Lady Bird Johnson Wildflower Center
   https://www.wildflower.org/plants/

U. Texas website provides images and information on species native to North America, including plant characteristics, bloom information, distribution, growing conditions, value to beneficial insects, propagation, and where to acquire species.

NatureServe Explorer
    https://explorer.natureserve.org/

NatureServe Explorer provides conservation status, taxonomy, distribution, and life history information for more than 70,000 plants, animals, and ecological communities and systems in the United States and Canada.

United States Department of Agriculture (USDA) PLANTS Database
   https://plants.sc.egov.usda.gov/java/

The PLANTS Database provides standardized information about vascular plants, mosses, liverworts, hornworts, and lichens of the U.S. and its territories, including general information, distribution maps, images, synonyms, classification, legal status, and wetland status.

● Molecular databases:

National Center for Biotechnology Information (NCBI)
   https://www.ncbi.nlm.nih.gov/

NCBI maintains databases for nucleotide and protein sequences deposited from all organisms.

DNA Data Bank of Japan (DDBJ)
   https://www.ddbj.nig.ac.jp/services-e.html

DDBJ maintains databases for nucleotide sequences deposited from all organisms.

European Molecular Biology Laboratory – European Bioinformatics Institute (EMBL-EBI)
   https://www.ebi.ac.uk/

EMBL-EBI maintains databases for nucleotide and protein sequences deposited from all organisms.

Chinese Academy of Sciences Rhododendron Plant Genome Database (RPGD)
   http://bioinfor.kib.ac.cn/RPGD/index.html

Comprehensive database for Rhododendron that integrates large amounts of omics data, including genome assemblies, gene expression profiles derived from published RNA-Seq data, functional annotation, gene family, transcription factor, homolog gene information, simple sequence repeat and chloroplast genome assemblies.

Rhododendron Genome Integrative Explorer from Beijing Forestry University
   http://rhododendron.plantgenie.org

Tools for using the Rhododendron simsii genome and transcriptome.

● Specific plant trait databases:

Chromosome Counts Database (CCDB)
   http://ccdb.tau.ac.il

Comprehensive community resource for plant chromosome numbers.

Index to Plant Chromosome Numbers (IPCN)
   http://legacy.tropicos.org/Project/IPCN

IPCN provides gametophytic and/or sporophytic counts of chromosomes from published chromosome reports on plants.

Plant DNA C-values Database
   https://data.kew.org/cvalues/

DNA amount in the unreplicated gametic nucleus of an organism is referred to as its C-value. Available reports for genome size according to C-value can be found here.

TRY Plant Trait Database
    https://www.try-db.org/TryWeb/About.php

Database includes a variety of plant trait data, which can be obtained upon request.

● Plant image galleries:

CalPhotos
   https://calphotos.berkeley.edu/

CalPhotos is a collection of photos of plants, animals, fossils, people, and landscapes from around the world.

● Online floras:

Electronic Atlas of the Flora of British Columbia
    https://ibis.geog.ubc.ca/biodiversity/eflora/index.shtml

Flora of China
    http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=128386

Flora of North America
    http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=128386

Flora of Pakistan
    http://www.efloras.org/florataxon.aspx?flora_id=5&taxon_id=128386

Jepson eFlora, Flora of California
    https://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?key=8986

World Flora Online
    https://www.worldfloraonline.org/search?query=Rhododendron

● Living collections:

The Arboretum and Botanical Garden, University of Bergen, Norway
    https://uib.gardenexplorer.org

Botanic Gardens Conservation International (BGCI)
    https://www.bgci.org/plant_search.php

Kristian Theqvist RhodoGarden
    https://rhodogarden.com/main/index_en.html

An extensively documented private collection in Finland.

Polar Alpine Botanical Garden (PABGI)
   https://pabgi.ru

Garden located in Russia above the arctic circle that features a collection of Rhododendron species.
PABGI collection information: https://journals.rbge.org.uk/rbgesib/article/view/304

Rhododendron Species Botanical Garden
   https://rhodygarden.org

Royal Botanic Garden Edinburgh (RBGE)
    https://data.rbge.org.uk/search/livingcollection/

U. California Botanical Garden
    https://webapps.cspace.berkeley.edu/botgarden/search/search/

Visit Rhododendron Gardens and Parks Around the World
    https://www.rhododendron.org/gardens.htm

● DNA banks:

Integrated Digitized Biocollections (iDigBio)
    https://www.idigbio.org/genetic-resources

iDigBio is actively compiling a list of DNA banking facilities and genetic resources repositories in the United States that maintain collections of nucleic acid extracts (DNA or RNA) or preserved tissues suitable for genetic and genomic studies of biodiversity.

New York Botanical Garden Steere Herbarium
    http://sweetgum.nybg.org/science/dna-bank/

The Botanical Garden’s DNA Bank is a centralized repository of frozen plant, algal, and fungal tissue and extracted DNA.

Royal Botanic Gardens Kew DNA Bank
    https://dnabank.science.kew.org/search

The Kew DNA and Tissue Collection contains samples of plant genomic DNA and silica dried tissue samples.

● Seed banks:

Botanic Gardens Conservation International (BGCI)
    https://www.bgci.org/plant_search.php

Search collection records to locate threatened, rare, medicinal and other plant species in living collections

Royal Botanic Gardens Kew Millennium Seed Bank
    http://apps.kew.org/seedlist/

Unites States Department of Agriculture (USDA) Germplasm Resources Information Network (GRIN
    https://www.ars-grin.gov/

● Tissue banks:

Botanic Gardens Conservation International (BGCI)
    https://www.bgci.org/plant_search.php

Integrated Digitized Biocollections (iDigBio)
    https://www.idigbio.org/genetic-resources

iDigBio is actively compiling a list of DNA banking facilities and genetic resources repositories in the United States that maintain collections of nucleic acid extracts (DNA or RNA) or preserved tissues suitable for genetic and genomic studies of biodiversity.

Missouri Botanical Garden
    http://www.missouribotanicalgarden.org/plant-science/plant-science/william-l-brown-center/wlbc-resources/wlbc-databases/dna-bank.aspx

New York Botanical Garden Steere Herbarium
    http://sweetgum.nybg.org/science/dna-bank/

● Taxonomy:

Catalogue of Life
    https://www.catalogueoflife.org

The Catalogue of Life is the most comprehensive and authoritative global index of species. Search Annual Checklist for accepted names and synonyms.

International Plant Names Index (IPNI)
   https://www.ipni.org

IPNI provides nomenclatural information (spelling, author, types and first place and date of publication) for the scientific names of Vascular Plants from Family down to infraspecific ranks.

Integrated Taxonomic Information System (ITIS)
   https://www.itis.gov

ITIS provides authoritative taxonomic information on plants, animals, fungi, and microbes of North America and the world.

The Plant List
    http://www.theplantlist.org/tpl1.1/search?q=Rhododendron

The Plant List provides the Accepted Latin name for most species, with links to all Synonyms by which that species has been known.

World Flora Online
    http://www.worldfloraonline.org/search?query=Rhododendron

An online flora of all known plants.

● Online herbarium collections:

Australasian Virtual Herbarium
   https://avh.chah.org.au

Biodiversity of the Hengduan Mountains
    http://hengduan.huh.harvard.edu/fieldnotes/specimens/search/search.zpt?action=search&st=Rhododendron

Consortium of California Herbaria
   https://ucjeps.berkeley.edu/consortium/

Consortium of Pacific Northwest Herbaria
   https://www.pnwherbaria.org/data/search.php

Fairchild Tropical Botanic Garden Virtual Herbarium
    http://www.virtualherbarium.org/vh/db/main.php

Fairchild Tropical Botanic Garden Virtual Herbarium (Other Herbariums)
    http://www.virtualherbarium.org/vh/othersystems.html

Global Biodiversity Information Facility (GBIF)
   https://www.gbif.org

Harvard University Herbaria
    https://kiki.huh.harvard.edu/databases/specimen_index.html

Integrated Digitized Biocollections (iDigBio)
    https://www.idigbio.org/portal/search

JSTOR Global Plants
   https://plants.jstor.org

New York Botanical Garden C. V. Starr Virtual Herbarium
    http://sweetgum.nybg.org/science/vh/

Royal Botanic Garden Edinburgh (RBGE)
    https://data.rbge.org.uk/search/herbarium/

Royal Botanic Gardens Kew Herbarium
    https://apps.kew.org/herbcat/navigator.do

SEINet Network of North American Plant Herbaria (Arizona-New Mexico)
    http://swbiodiversity.org/seinet/index.php

Singapore Herbarium
    https://herbaria.plants.ox.ac.uk/bol/sing

SouthEast Regional Network of Expertise and Collections (SERNEC)
    http://sernecportal.org/portal/

Symbiota Portals
    http://symbiota.org/docs/symbiota-introduction/active-symbiota-projects/

● Research career opportunities:

American Public Gardens Association Career Center
    https://www.publicgardens.org/professional-development/jobs

American Society of Plant Taxonomists Job Postings
    https://www.aspt.net/opportunities#.YQNFnu1lCjg

Botanical Society of America Job Board
    https://jobs.botany.org

Ecological Society of America Jobs Listing
    https://www.esacareercenter.org

Evolution Directory Jobs
    https://evol.mcmaster.ca/cgi-bin/my_wrap/brian/evoldir/Jobs/

Society of Herbarium Curators Jobs
    https://www.herbariumcurators.org/jobs

The Society for the Preservation of Natural History Collections Jobs
    https://spnhc.org/category/job-opportunities/

● Rhododendron research funding resources:

American Rhododendron Society Research Grants
    https://www.rhododendron.org/researchgrants.htm

American Society of Plant Taxonomists:
    Engagement and Excellence in Plant Systematics Education Award
    https://www.aspt.net/eepsea#.YQNErO1lCjg
    Graduate Student Research Grants
    https://www.aspt.net/awards#.YQNFAe1lCjg
   Undergraduate Research Prize
    https://www.aspt.net/undergrad-prize#.YQNFNO1lCjg
   Botanical Advocacy and Service Grant
    https://www.aspt.net/advocacy-service-grant#.YQNFbO1lCjg

Botanical Society of America Awards
    https://botany.org/home/awards.html

Ecological Society of America awards
    https://www.esa.org/about/awards/

Society of Herbarium Curators Student Research Awards
    https://www.herbariumcurators.org/awards

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Website: www.rhododendron.org
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