hemiparasite


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hemiparasite

[¦he·mē′par·ə‚sīt]
(ecology)
A parasite capable of a saprophytic existence, especially certain parasitic plants containing some chlorophyll. Also known as semiparasite.
References in periodicals archive ?
Host preference of the federally endangered hemiparasite Schwalbea americana L.
Host selectivity and the mediation of competition by the root hemiparasite Rhinanthus minor.
Most root hemiparasites can form haustoria on a majority of the plant species around them, including members of their own species (Heckard 1962, Piehl 1963).
Both partial defoliation of the host plant Agrostis capillaris, especially when timed to a certain developmental phase of the parasitizing Rhinanthus serotinus plant, and soil quality were shown to influence growth and flower production of the hemiparasite.
Epiphytes and hemiparasites were excluded from the biogeographical matrices.
Striga species, so-called witchweeds, are obligate root hemiparasites belonging to the Orobanchaceae, and represent the biggest weed threat to agriculture of sub-Saharan Africa.
Sandalwood didn't work for us in our manicured environment," says Fernandes, "because they are hemiparasites [trees that get part of their food from parasitism] and need more hosts than we had for them.
Phoradendron californicum are perennial, dwarf hemiparasites which once established, rely entirely upon their hosts for their supply of water and various mineral nutrients (Hollinger 1983).
Phoradendron juniperinum (juniper mistletoe) are autotrophic hemiparasites inhabiting branches of higher vascular plants (Kuijt 1969; and Calder and Bernardt 1983).