Rhizobium
— Navneord
– Engelsk
~ the type genus of Rhizobiaceae; usually occur in the root nodules of legumes; can fix atmospheric oxygen
rhizoctinia
— Navneord
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~ any fungus now or formerly belonging to the form genus Rhizoctinia
rhizoctinia disease
— Navneord
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~ disease caused by rhizoctinia or fungi of Pellicularia and Corticium
rhizoid
— Navneord
– Engelsk
~ any of various slender filaments that function as roots in mosses and ferns and fungi etc
rhizomatous begonia
— Navneord
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~ any of numerous begonias having prominent shaggy creeping stems or rhizomes
rhizome
— Navneord
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~ a horizontal plant stem with shoots above and roots below serving as a reproductive structure
rhizomorph
— Navneord
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~ a dense mass of hyphae forming a root-like structure characteristic of many fungi
Rhizophora
— Navneord
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~ type genus of the Rhizophoraceae; a small genus of tropical trees and shrubs
Rhizophora mangle
— Navneord
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~ a tropical tree or shrub bearing fruit that germinates while still on the tree and having numerous prop roots that eventually form an impenetrable mass and are important in land building
Rhizophoraceae
— Navneord
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~ trees and shrubs that usually form dense jungles along tropical seacoasts
rhizopod
— Navneord
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~ protozoa characterized by a pseudopod
Rhizopoda
— Navneord
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~ creeping protozoans: amoebas and foraminifers
rhizopodan
— Navneord
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~ protozoa characterized by a pseudopod
Rhizopogon
— Navneord
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~ a genus of fungi having subterranean sporophores resembling tubers
Rhizopogon idahoensis
— Navneord
– Engelsk
~ a large whitish Rhizopogon that becomes greyish brown in maturity
Rhizopogonaceae
— Navneord
– Engelsk
~ a family of fungi of order Hymenogastrales having round subterranean sporophores
rhizopus
— Navneord
– Engelsk
~ any of various rot causing fungi of the genus Rhizopus
rhizotomy
— Navneord
– Engelsk
~ surgical procedure in which spinal nerve roots are cut; done (anterior roots) to relieve intractable pain or (posterior roots) to stop severe muscle spasms
rho
— Navneord
– Engelsk
~ the 17th letter of the Greek alphabet