Links for Carduus nutans, nodding thistle
Databases
Search for Carduus nutans in the Global Biodiversity Information Facility (GBIF).
Search for Carduus nutans in the Encyclopedia of Life (EOL).
Search for known associations between Carduus nutans and plants in the Plant-SyNZ database.
Search for Carduus nutans in the Species 2000 & ITIS Catalogue of Life.
Taxonomy
Check the taxonomy of Carduus nutans in the Universal Biological Indexer and Organizer (uBio).
Scientific literature
Search the internet for scholarly articles about Carduus nutans using Google Scholar.
Images
Search for images of Carduus nutans on the internet using Google Images.
