tarweed

plural tarweeds

1. countableuncountableAny of various American flowering plants that have sticky leaves.

   Some of the weeds that cause an undesirable flavor in milk are: onion, tarweed, scaleweed, garlic, mustard, pepper grass.

   1944, Oregon. Agricultural experiment station, Circular of Information - Issues 323-395, page 3

   1 more example

   To this group belong feeds such as: Silage, alfalfa hay, turnips, kale, apples, potatoes, beet pulp, beet tops, rape, cabbage; and also weeds such as garlic, scaleweed, dog-fennel, tarweed, peppergrass, wild mustard, and others.

   1951, Practical Butter Manufacture, a Manual for Buttermakers, page 25