Mycorrhizae in which the fungal partner grows into the soil, extending some distance away from the plant root, and also grows between some root cells while penetrating others. Compare ectomycorrhizae.
cheater
In a mutualism, an individual that increases its production of offspring by overexploiting its mutualistic partner.
commensalism
An interaction between two species in which individuals of one species benefit while individuals of the other species do not benefit and are not harmed.
ectomycorrhizae
Mycorrhizae in which the fungal partner typically grows between plant root cells and forms a mantle around the exterior of the root. Compare arbuscular mycorrhizae.
habitat mutualism
A mutualism in which one partner provides the other with shelter, a place to live, or favorable habitat.
mutualism
A mutually beneficial interaction between individuals of two species (a +/+ relationship).
mycorrhizae
Symbiotic associations between plant roots and various types of fungi that are usually mutualistic.
nurse plant
An adult plant that provides shade or other protection allowing plants of its own or other species to germinate and survive.
positive interactions
Interactions between species in which one or both species benefit and neither is harmed.
service mutualism
A mutualism in which one partner performs an ecological service for the other.
symbiosis
A relationship in which two species live in close physiological contact with each other. Compare host, symbiont.
trophic mutualism
A mutualism in which one or both of the mutualists receives energy or nutrients from its partner.
