evergreen shrub of southeastern United States with spikes of reddish yellow flowers and glandular hairy fruits
silver bell
Noun
any of various deciduous trees of the genus Halesia having white bell-shaped flowers
silver-bell tree
Noun
medium-sized tree of West Virginia to Florida and Texas
staghorn sumac
Noun
deciduous shrubby tree or eastern North America with compound leaves that turn brilliant red in fall and dense panicles of greenish yellow flowers followed by crimson acidic berries
silverbell tree
Noun
medium-sized tree of West Virginia to Florida and Texas
snowdrop tree
Noun
medium-sized tree of West Virginia to Florida and Texas
squawbush
Noun
deciduous shrub of California with unpleasantly scented usually trifoliate leaves and edible fruit
squaw-bush
Noun
deciduous shrub of California with unpleasantly scented usually trifoliate leaves and edible fruit
skunkbush
Noun
deciduous shrub of California with unpleasantly scented usually trifoliate leaves and edible fruit
saxifrage family
Noun
a large and diverse family of evergreen or deciduous herbs
skunkweed
Noun
tall herb of the Rocky Mountains having sticky leaves and an offensive smell
skunk-weed
Noun
tall herb of the Rocky Mountains having sticky leaves and an offensive smell
sand phlox
Noun
low mat-forming herb of rocky places in United States
suksdorfia
Noun
any of several American plants of the genus Suksdorfia having orbicular to kidney-shaped somewhat succulent leaves and white or rose or violet flowers in terminal panicles
star saxifrage
Noun
small often mat-forming alpine plant having small starlike white flowers
starry saxifrage
Noun
small often mat-forming alpine plant having small starlike white flowers
strawberry geranium
Noun
eastern Asiatic saxifrage with racemes of small red-and-white flowers
strawberry saxifrage
Noun
eastern Asiatic saxifrage with racemes of small red-and-white flowers
sea holly
Noun
widely cultivated southern European acanthus with whitish purple-veined flowers
sea holly
Noun
European evergreen eryngo with twisted spiny leaves naturalized on United States east coast
scammony
Noun
twining plant of Asia Minor having cream-colored to purple flowers and long thick roots yielding a cathartic resin
scammony
Noun
resin from the root of Convolvulus scammonia
scammony
Noun
tropical American morning glory
streptocarpus
Noun
any of various plants of the genus Streptocarpus having leaves in a basal rosette and flowers like primroses
stinking horehound
Noun
ill-smelling European herb with rugose leaves and whorls of dark purple flowers
shawny
Noun
showy perennial herb with white flowers
star-glory
Noun
tropical American annual climber having red (sometimes white) flowers and finely dissected leaves
salmwood
Noun
large tropical American tree of the genus Cordia grown for its abundant creamy white flowers and valuable wood
sweet potato vine
Noun
pantropical vine widely cultivated in several varieties for its large sweet tuberous root with orange flesh
scorpionweed
Noun
any plant of the genus Phacelia
scorpion weed
Noun
any plant of the genus Phacelia
scammonyroot
Noun
tropical American prostrate or climbing herbaceous perennial having an enormous starchy root
stoneroot
Noun
erect perennial strong-scented with serrate pointed leaves and a loose panicle of yellowish flowers
stone-root
Noun
erect perennial strong-scented with serrate pointed leaves and a loose panicle of yellowish flowers
stone root
Noun
erect perennial strong-scented with serrate pointed leaves and a loose panicle of yellowish flowers
star ipomoea
Noun
annual herb having scarlet flowers
stickweed
Noun
any of several herbaceous plants having seeds that cling to clothing
sweet balm
Noun
bushy perennial Old World mint having small white or yellowish flowers and fragrant lemon-flavored leaves
salvia
Noun
any of various plants of the genus Salvia
spearmint
Noun
common garden herb having clusters of small purplish flowers and yielding an oil used as a flavoring
spike lavender
Noun
Mediterranean plant with pale purple flowers that yields spike lavender oil
sweet marjoram
Noun
aromatic European plant native to Mediterranean and Turkey
self-heal
Noun
decumbent blue-flowered European perennial thought to possess healing properties
silverleaf nightshade
Noun
weedy nightshade with silvery foliage and violet or blue or white flowers
silver-leaved nightshade
Noun
weedy nightshade with silvery foliage and violet or blue or white flowers
silver-leaved nettle
Noun
weedy nightshade with silvery foliage and violet or blue or white flowers
scented penstemon
Noun
fragrant puffed-up white to reddish-pink flowers in long narrow clusters on erect stems
sulfur paintbrush
Noun
plant of moist highland meadows having ragged clusters of pale yellow flowers
shell-flower
Noun
showy perennial of marshlands of eastern and central North America having waxy lanceolate leaves and flower with lower part creamy white and upper parts pale pink to deep purple
snakehead
Noun
showy perennial of marshlands of eastern and central North America having waxy lanceolate leaves and flower with lower part creamy white and upper parts pale pink to deep purple