any of several South African plants grown for the profusion of usually yellow daisylike flowers and mounds of aromatic foliage
star of the veldt
Noun
any of several South African plants grown for the profusion of usually yellow daisylike flowers and mounds of aromatic foliage
stemless carline thistle
Noun
stemless perennial having large flowers with white or purple-brown florets nestled in a rosette of long spiny leaves hairy beneath
safflower
Noun
thistlelike Eurasian plant widely grown for its red or orange flower heads and seeds that yield a valuable oil
safflower seed
Noun
seed of the safflower
spear thistle
Noun
European thistle with rather large heads and prickly leaves
star-thistle
Noun
Mediterranean annual or biennial herb having pinkish to purple flowers surrounded by spine-tipped scales
snakeweed
Noun
low-growing sticky subshrub of southwestern United States having narrow linear leaves on many slender branches and hundreds of tiny yellow flower heads
shasta daisy
Noun
hybrid garden flower derived from Chrysanthemum maximum and Chrysanthemum lacustre having large white flower heads resembling oxeye daisies
sheep plant
Noun
cushion-forming New Zealand herb having leaves densely covered with tawny hairs
sheep plant
Noun
perennial prostrate mat-forming herb with hoary woolly foliage
snakeroot
Noun
any of various North American plants of the genus Liatris having racemes or panicles of small discoid flower heads
snakeroot
Noun
a plant of the genus Sanicula having palmately compound leaves and unisexual flowers in panicled umbels followed by bristly fruit
sneezeweed
Noun
any of various plants of the genus Helenium characteristically causing sneezing
sticky aster
Noun
wild aster having leafy stems and flower heads with narrow bright reddish-lavender or purple rays
sunflower
Noun
any plant of the genus Helianthus having large flower heads with dark disk florets and showy yellow rays
swamp sunflower
Noun
sunflower of eastern North America having narrow leaves and found in bogs
stem lettuce
Noun
lettuce valued especially for its edible stems
showy sunflower
Noun
tall rough-leaved perennial with a few large flower heads
sweet false chamomile
Noun
annual Eurasian herb similar in fragrance and medicinal uses to chamomile though taste is more bitter and effect is considered inferior
strawflower
Noun
Australian plant naturalized in Spain having flowers of lemon yellow to deep gold
strawflower
Noun
any of various plants of the genus Helipterum
strawflower
Noun
plant of southern and southeastern United States grown for its yellow flowers that can be dried
stevia
Noun
any plant of the genus Piqueria or the closely related genus Stevia
stevia
Noun
any plant of the genus Stevia or the closely related genus Piqueria having glutinous foliage and white or purplish flowers
silver sage
Noun
low much-branched perennial of western United States having silvery leaves
silver sagebrush
Noun
low much-branched perennial of western United States having silvery leaves
sea wormwood
Noun
plants of western and northern European coasts
sawwort
Noun
European perennial whose serrate leaves yield a yellow dye
silver-lace
Noun
shrubby perennial of the Canary Islands having white flowers and leaves and hairy stems covered with dustlike down
silver lace
Noun
shrubby perennial of the Canary Islands having white flowers and leaves and hairy stems covered with dustlike down
scented fern
Noun
common perennial aromatic herb native to Eurasia having buttonlike yellow flower heads and bitter-tasting pinnate leaves sometimes used medicinally
scented fern
Noun
sweetly scented African fern with narrow bipinnate fronds
scented fern
Noun
fern of eastern North America with pale green fronds and an aroma like hay
silverrod
Noun
plant of eastern North America having creamy white flowers
sweet goldenrod
Noun
goldenrod of eastern America having aromatic leaves from which a medicinal tea is made
stemless hymenoxys
Noun
perennial having tufted basal leaves and short leafless stalks each bearing a solitary yellow flower head
seaside goldenrod
Noun
vigorous showy goldenrod common along eastern coast and Gulf Coast of North America
showy goldenrod
Noun
a variety of goldenrod
stemless daisy
Noun
dwarf tufted nearly stemless herb having a rosette of woolly leaves and large white-rayed flower heads and bristly achenes
sow thistle
Noun
any of several Old World coarse prickly-leaved shrubs and subshrubs having milky juice and yellow flowers
sweet coltsfoot
Noun
European herb with vanilla-scented white-pink flowers
sweet coltsfoot
Noun
American sweet-scented herb
stemless golden weed
Noun
dark green erect herb of northwestern United States and southwestern Canada having stiff leaves in dense tufts and yellow flower heads
shepherd's clock
Noun
weedy European annual with yellow flowers
stokes' aster
Noun
erect perennial of southeastern United States having large heads of usually blue flowers
scentless camomile
Noun
ubiquitous European annual weed with white flowers and finely divided leaves naturalized and sometimes cultivated in eastern North America
scentless false camomile
Noun
ubiquitous European annual weed with white flowers and finely divided leaves naturalized and sometimes cultivated in eastern North America
scentless mayweed
Noun
ubiquitous European annual weed with white flowers and finely divided leaves naturalized and sometimes cultivated in eastern North America
scentless hayweed
Noun
ubiquitous European annual weed with white flowers and finely divided leaves naturalized and sometimes cultivated in eastern North America