Search the database for a name of a genus
Enter the name of a genus : you will get a report on the name with links to other databases 
or, if you are not sure how to spell the name, enter at least the first two letters and select from the listing 
For a list of genera by family, select family name from this box

Omit Hybrids from the family name report

Icons that might be found at the bottom of a genus report page


Indicates that the name is included in Germplasm Resources Information Network (GRIN), the genetic resource management database of the United States Department of Agriculture, Agriculture Research Service (USDA/ARS). Data from GRIN was last incorporated on 1 December, 2007. Pressing the icon will take you to the relevant GRIN Taxonomy report page from where further links are available to other botanical websites.


Indicates that there is further information on names of species and cultivars within the Index Hortensis© database. This information is yet to be uploaded but in the meantime, it may be assumed that the genus name is of horticultural significance in that it has been seen to appear in the post-1950s horticultural literature. At present you will be directed to a list of printed horticultural references for the genus.


Indicates that the name is included in PlantScope®. Press the button to take you to the PlantScope® page for the genus as a "guest user". Registered users may retrieve more information than guest users.


Indicates that an International Cultivar Registration Authority (ICRA) has been appointed for the genus, or part of the genus. Press the button to take you to the contact details for that ICRA. Note: there may be more than one ICRA appointed for different parts of the genus.


(And other such icons according to genus) indicates a website dedicated to providing nomenclatural information on species and cultivars for the genus. Pressing the button will take you to their webpages.


A range of search tools to find further information. Be warned that results from such searches might be surprising and that images may not be true to type.