common ageratum; common alder; common allamanda; common american shad; common amsinckia; common apricot; common arrowhead; common ax; common axe; common bamboo; common barberry; common barley; common basil; common bean; common bean plant; common bearberry; common beech; common beet; common bile duct; common birch; common bird cherry; common blackfish; common bog rosemary; common booklouse; common box; common brant goose; common broom; common burdock; common buttercup; common calamint; common camas; common canary; common caper; common cardinal vein; common carline thistle; common carotid; common carotid artery; common carrier; common chickweed; common chord; common cockscomb; common cold; common comfrey; common coral tree; common corn salad; common cotton grass; common daisy; common dandelion; common denominator; common devil's claw; common divisor; common dogbane; common dolphin; common duckweed; common eel; common eland; common elder; common era; common european ash; common european dogwood; common european earwig; common european jay; common evening primrose; common facial vein; common factor; common fate; common fault; common fennel; common fig; common fig tree; common flat pea; common four-o'clock; common foxglove; common fraction; common front; common garden cress; common garter snake; common ginger; common good; common grape hyacinth; common grape vine; common ground; common gum cistus; common heath; common hop; common hops; common horehound; common horsetail; common hyacinth; common iguana; common iliac artery; common iliac vein; common ivy; common jasmine; common juniper; common kingsnake; common knowledge; common laburnum; common lady's-slipper; common land; common law; common lettuce; common lilac; common limpet; common logarithm; common louse; common lynx; common mackerel; common madia; common maidenhair; common mallow; common man; common marigold; common market; common matrimony vine; common measure; common meter; common milkwort; common mood; common moonseed; common moonwort; common morel; common morning glory; common mosquito; common mugwort; common mullein; common multiple; common murre; common myrtle; common nardoo; common newt; common nightshade; common noun; common nuisance; common nutcracker; common oak; common opossum; common osier; common pea; common people; common pepper; common person; common pitcher plant; common plantain; common plum; common polypody; common pond-skater; common privet; common purslane; common raccoon; common racoon; common ragweed; common reed; common room; common rorqual; common rose mallow; common roundworm; common rush; common sage; common salt; common scold; common scoter; common scurvy grass; common seal; common sense; common shares; common shiner; common shrew; common sickle pine; common snapping turtle; common snowberry; common soldier; common sorrel; common speedwell; common spindle tree; common spoonbill; common spotted orchid; common st john's wort; common staghorn fern; common starling; common stinkhorn; common stock; common stock equivalent; common sunflower; common tarweed; common teasel; common thorn apple; common thyme; common time; common tobacco; common topaz; common touch; common unicorn plant; common valerian; common vetchling; common viper; common wallaby; common wart; common wasp; common water snake; common watercress; common wheat; common white dogwood; common winterberry holly; common wolffia; common wood sorrel; common wormwood; common year; common yellowthroat; common yellowwood; common zebra; common-law; common-law marriage;