Nettle (Urtica)
Every species of the genus Urtica in the catalogue.
- Nettle (Urtica dioica)
- Annual nettle (Urtica urens)
- Narrow-leaf nettle (Urtica angustifolia)
- Urtica breweri
- Stinging Nettle (Urtica californica)
- Urtica cannabina
- Stinging Nettle (Urtica gracilis)
- Stinging Nettle (Urtica holosericea)
- Urtica hyperborea
- Scrub Nettle (Urtica incisa)
- Urtica laetivirens
- Stinging Nettle (Urtica lyallii)
- Urtica parviflora
- Roman nettle (Urtica pilulifera)
- Urtica platyphylla
- Stinging Nettle (Urtica procera)
- Urtica serra
- Urtica thunbergiana