genus Rhizophora
— Navneord
– Engelsk
～ type genus of the Rhizophoraceae; a small genus of tropical trees and shrubs
genus Rhizopogon
— Navneord
– Engelsk
～ a genus of fungi having subterranean sporophores resembling tubers
genus Rhizopus
— Navneord
– Engelsk
～ a genus of rot-causing fungi having columnar hemispherical aerial sporangia anchored to the substrate by rhizoids
genus Rhodanthe
— Navneord
– Engelsk
～ genus of xerophytic herbs and shrubs of South Africa and Australia; sometimes included in genus Helipterum
genus Rhododendron
— Navneord
– Engelsk
～ large genus of evergreen shrubs native to cooler regions of the northern hemisphere having showy flowers
genus Rhodosphaera
— Navneord
– Engelsk
～ one species; an Australian evergreen sumac
genus Rhodymenia
— Navneord
– Engelsk
～ type genus of the family Rhodymeniaceae
greater rhomboid muscle
— Navneord
– Engelsk
～ rhomboid muscle that draws the scapula toward the spinal column
garden rhubarb
— Navneord
– Engelsk
～ long cultivated hybrid of Rheum palmatum; stems often cooked in pies or as sauce or preserves
genus Rhus
— Navneord
– Engelsk
～ deciduous or evergreen shrubs and shrubby trees of temperate and subtropical North America, South Africa, eastern Asia and northeastern Australia; usually limited to nonpoisonous sumacs (see genus Toxicodendron)
genus Rhyncostylis
— Navneord
– Engelsk
～ genus of epiphytic orchids of tropical Asia
genus Rhynia
— Navneord
– Engelsk
～ type genus of the Rhyniaceae; small leafless dichotomously branching fossil plants with terminal sporangia and smooth branching rhizomes
gallop rhythm
— Navneord
– Engelsk
～ cardiac rhythm characterized by the presence of an extra sound; can indicate a heart abnormality