blackroot
English
Etymology
black + root
Noun
blackroot (countable and uncountable, plural blackroots)
- Several North American plants with black roots
- Either of two species in the genus Pterocaulon: Pterocaulon pycnostachyum and Pterocaulon virgatum
- Culver's root, Veronicastrum virginicum
- Colicroot, Aletris farinosa
- Several plant diseases caused by fungi in the genus Aphanomyces that cause roots to rot and turn black.