perennial herb with branched woody stock and bright yellow flowers
celandine
Noun
North American annual plant with usually yellow or orange flowers
corydalis
Noun
a plant of the genus Corydalis with beautiful compound foliage and spurred tubular flowers
climbing corydalis
Noun
annual vine with decompound leaves and racemes of yellow and pink flowers
charlock
Noun
weedy Eurasian plant often a pest in grain fields
chadlock
Noun
weedy Eurasian plant often a pest in grain fields
candytuft
Noun
any of various flowering plants of the genus Iberis cultivated for their showy clusters of white to red or purple flowers
composite plant
Noun
considered the most highly evolved dicotyledonous plants, characterized by florets arranged in dense heads that resemble single flowers
compass plant
Noun
any of several plants having leaves so arranged on the axis as to indicate the cardinal points of the compass
compass plant
Noun
North American annual with red or rose-colored flowers
compass flower
Noun
any of several plants having leaves so arranged on the axis as to indicate the cardinal points of the compass
common garden cress
Noun
annual herb used as salad green and garnish
common burdock
Noun
a plant that is ubiquitous in all but very acid soil
cocklebur
Noun
burdock having heart-shaped leaves found in open woodland, hedgerows and rough grassland of Europe (except extreme N) and Asia Minor
cocklebur
Noun
any coarse weed of the genus Xanthium having spiny burrs
common ageratum
Noun
small tender herb grown for its fluffy brushlike blue to lavender blooms
common ragweed
Noun
annual weed with finely divided foliage and spikes of green flowers
common marigold
Noun
the common European annual marigold
common wormwood
Noun
aromatic herb of temperate Eurasia and North Africa having a bitter taste used in making the liqueur absinthe
calico aster
Noun
a variety of aster
cat's foot
Noun
low-growing perennial herb having leaves with whitish down and clusters of small white flowers
cat's feet
Noun
low-growing perennial herb having leaves with whitish down and clusters of small white flowers
consumption weed
Noun
a shrub of salt marshes of eastern and south central North America and West Indies
cotton-seed tree
Noun
a shrub of salt marshes of eastern and south central North America and West Indies
cudweed
Noun
perennial cottony-white herb of southwestern United States
cudweed
Noun
any plant of the genus Filago having capitate clusters of small woolly flower heads
cudweed
Noun
any of numerous plants of the genus Gnaphalium having flowers that can be dried without loss of form or color
coyote brush
Noun
widely spreading evergreen shrub of southwestern United States with flower heads in a leafy panicle
coyote bush
Noun
widely spreading evergreen shrub of southwestern United States with flower heads in a leafy panicle
chaparral broom
Noun
widely spreading evergreen shrub of southwestern United States with flower heads in a leafy panicle
corn chamomile
Noun
European white-flowered weed naturalized in North America
common mugwort
Noun
European tufted aromatic perennial herb having hairy red or purple stems and dark green leaves downy white below and red-brown florets
corn mayweed
Noun
European white-flowered weed naturalized in North America
corn mayweed
Noun
ubiquitous European annual weed with white flowers and finely divided leaves naturalized and sometimes cultivated in eastern North America
common daisy
Noun
low-growing Eurasian plant with yellow central disc flowers and pinkish-white outer ray flowers
clotbur
Noun
any of several erect biennial herbs of temperate Eurasia having stout taproots and producing burs
chamomile
Noun
Eurasian plant with apple-scented foliage and white-rayed flowers and feathery leaves used medicinally
camomile
Noun
Eurasian plant with apple-scented foliage and white-rayed flowers and feathery leaves used medicinally
calliopsis
Noun
North American annual widely cultivated for its yellow flowers with purple-red to brownish centers
chaenactis
Noun
any of several United States plants having long stalks of funnel-shaped white or yellow flowers
cosmea
Noun
any of various mostly Mexican herbs of the genus Cosmos having radiate heads of variously colored flowers and pinnate leaves
chrysanthemum
Noun
any of numerous perennial Old World herbs having showy brightly colored flower heads of the genera Chrysanthemum, Argyranthemum, Dendranthema, Tanacetum
chrysanthemum
Noun
the flower of a chrysanthemum plant
corn marigold
Noun
European herb with bright yellow flowers
crown daisy
Noun
shrubby annual of the Mediterranean region with yellowish-white flowers
chicory plant
Noun
perennial Old World herb having rayed flower heads with blue florets cultivated for its root and its heads of crisp edible leaves used in salads
cape marigold
Noun
any of several South African plants grown for the profusion of usually yellow daisylike flowers and mounds of aromatic foliage
creeping thistle
Noun
European thistle naturalized in United States and Canada where it is a pernicious weed
carline thistle
Noun
a thistle of the genus Carlina
cotton rose
Noun
any plant of the genus Filago having capitate clusters of small woolly flower heads