Prickly Lettuce (Lactuca serriola)

Prickly lettuce is an annual forb that was introduced to … Read More

  Sandbur (Cenchrus echinatus)

Sandbur (Cenchrus echinatus), also known as the common grassbur or southern … Read More

  Silverleaf Nightshade (Solanum elaeagnifolium)

Silverleaf nightshade (Solanum elaeagnifolium) is a native, perennial forb that … Read More

  Thistles Complex (Cirsium spp., Silybum spp., Onopordum spp. and Carduus spp.)
Thistles are a very aggressive, biennial, introduced forb that can be … Read More