a spore of certain algae or fungi that lies dormant
red cypress pine
Noun
Australian tree with small flattened scales as leaves and numerous dark brown seed
red spruce
Noun
medium-sized spruce of eastern North America
red silver fir
Noun
medium to tall fir of western North America having a conic crown and branches in tiers
red pine
Noun
pine of eastern North America having long needles in bunches of two and reddish bark
red pine
Noun
tall New Zealand timber tree
red juniper
Noun
small juniper found east of Rocky Mountains having a conic crown, brown bark that peels in shreds, and small sharp needles
red cedar
Noun
fragrant reddish wood of any of various red cedar trees
red cedar
Noun
tall tree of the Pacific coast of North America having foliage like cypress and cinnamon-red bark
red cedar
Noun
small juniper found east of Rocky Mountains having a conic crown, brown bark that peels in shreds, and small sharp needles
red cedar
Noun
large valuable arborvitae of northwestern United States
rimu
Noun
tall New Zealand timber tree
redwood family
Noun
coniferous trees
redwood
Noun
either of two huge coniferous California trees that reach a height of 300 feet
redwood
Noun
the soft reddish wood of either of two species of sequoia trees
red kauri
Noun
New Zealand tree with glossy leaves and scaly reddish-brown bark
ray flower
Noun
small flower with a flat strap-shaped corolla usually occupying the peripheral rings of a composite flower
ray floret
Noun
small flower with a flat strap-shaped corolla usually occupying the peripheral rings of a composite flower
reproductive structure
Noun
the parts of a plant involved in its reproduction
ranalian complex
Noun
a group of families of trees and shrubs and herbs having well-developed perianths and apocarpous ovaries and generally regarded as the most primitive extant flowering plants
red bay
Noun
small tree of southern United States having dark red heartwood
red baneberry
Noun
North American perennial herb with alternately compound leaves and racemes of small white flowers followed by bright red oval poisonous berries
redberry
Noun
North American perennial herb with alternately compound leaves and racemes of small white flowers followed by bright red oval poisonous berries
redberry
Noun
small spiny evergreen shrub of western United States and Mexico with minute flowers and bright red berries
red-berry
Noun
North American perennial herb with alternately compound leaves and racemes of small white flowers followed by bright red oval poisonous berries
red-berry
Noun
small spiny evergreen shrub of western United States and Mexico with minute flowers and bright red berries
rocket larkspur
Noun
commonly cultivated larkspur of southern Europe having unbranched spikelike racemes of blue or sometimes purplish or pinkish flowers
rue anemone
Noun
woodland flower native to eastern North America having cup-shaped flowers reminiscent of anemone but more delicate
rattle-top
Noun
North American bugbane found from Maine and Ontario to Wisconsin and south to Georgia
rush family
Noun
tufted herbs resembling grasses: rushes
rain tree
Noun
large ornamental tropical American tree with bipinnate leaves and globose clusters of flowers with crimson stamens and seed pods that are eaten by cattle
red clover
Noun
erect to decumbent short-lived perennial having red-purple to pink flowers
rose periwinkle
Noun
commonly cultivated Old World woody herb having large pinkish to red flowers
red periwinkle
Noun
commonly cultivated Old World woody herb having large pinkish to red flowers
red sandalwood
Noun
East Indian tree with racemes of yellow-white flowers
red sandalwood
Noun
tree of India and East Indies yielding a hard fragrant timber prized for cabinetwork and dark red heartwood used as a dyewood
red sandalwood
Noun
hard durable wood of red sandalwood trees (Pterocarpus santalinus)
rheumatism weed
Noun
North American perennial having pinkish flowers in loose cymes
rheumatism weed
Noun
Canadian dogbane yielding a tough fiber used as cordage by Native Americans
rauwolfia
Noun
any shrub or small tree of the genus Rauwolfia having leaves in whorls and cymose flowers
rauwolfia
Noun
any of several alkaloids extracted from the shrub Rauwolfia serpentina
rauvolfia
Noun
any shrub or small tree of the genus Rauwolfia having leaves in whorls and cymose flowers
rose bay
Noun
an ornamental but poisonous flowering shrub having narrow evergreen leaves and clusters of fragrant white to pink or red flowers: native to East Indies but widely cultivated in warm regions
rock sandwort
Noun
low perennial tufted plant of southeastern North America
red campion
Noun
biennial European catchfly having red or pink flowers
red bird's eye
Noun
biennial European catchfly having red or pink flowers
rainbow pink
Noun
Chinese pink with deeply toothed rose-lilac flowers with a purplish eye
red amaranth
Noun
tall showy tropical American annual having hairy stems and long spikes of usually red flowers above leaves deeply flushed with purple