clotweed
/ˈkloʊtˌwɛd/Definitions
1. noun
A type of flowering plant, particularly a species of meadow grass or a type of aquatic plant.
“The botanist studied the various species of clotweed found in the nearby wetlands.”
2. verb
To become or form a clot of blood or a tangled mass of fibres.
“The wound began to clotweed after a few minutes of applying pressure.”