Explanation:
Asparagus Asparagus officinalis
Barley, hare Hordeum leporinum
Barnyardgrass Echinochloa crus-galli
Bermudagrass Cynodon dactylon
Bindweed, field Convolvulus arvensis
Blackberries Rubus spp.
Bluegrass, annual Poa annua
Bromegrasses Bromus spp.
Burclover, California Medicago polymorpha
Canarygrass Phalaris canariensis
Catsear, common Hypochaeris radicata
Chickweed, common Stellaria media
Clovers Trifolium spp.
Cockleburs Xanthium spp.
Crabgrasses Digitaria spp.
Cudweeds Gnaphalium spp.
Dallisgrass Paspalum dilatatum
Dandelion Taraxacum officinale
Dock, curly Rumex crispus
Fiddlenecks Amsinckia spp.