These links are to external websites and KYW is not responsible for any content. Remember that herbicide use MUST obey local laws and product label instructions.
国际
GrassBase - The Online World Grass Flora
International Seed Morphology Association
Plants For A Future
Plants of the World Online
Wikipedia
北美
Midwest Invasive Species Information Network (MISIN)
USDA Natural Resources Conservation Service
英国和爱尔兰
Online Atlas of the British & Irish Flora
Google