apomict

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Related to apomict: apomixis

apomict

any plant which is produced by APOMIXIS.

Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

References in periodicals archive ?

another is a pseudogamous apomict (Oliveira et al., 1992); in Panama

Optimization theory in plant evolution: an overview of long-term evolutionary prospects in the angiosperms

Dennis says several pasture grasses, such as Pennisetum and the maize relative Tripsicum, arc facultative apomicts. Like most grasses, they are wind pollinated, but if the wind doesn't deliver, they can fall back on apomixis.

Making plants make more food

Clonal diversity in Taraxacum officinale (Compositae) an apomict. Heredity 53:1-10.

Origins of genotypic variation in North American dandelions inferred from ribosomal DNA and chloroplast DNA restriction enzyme analysis

Prostrate is an obligate apomict (Bashaw and Holt, 1958) and a tetraploid with 40 chromosomes that associate as 10 bivalents and 20 univalents during meiosis (Bashaw et al., 1970).

Forage yield, nutritive value, and grazing tolerance of dallisgrass biotypes. (Forage & Grazing Lands)

Consequently, all cells, including the egg cell, in the mature female gametophyte of an apomict have an unreduced chromosome number (2n).

Effect of pollination time on the frequency of 2n + n fertilization in apomictic buffelgrass. (Crop Breeding, Genetics & Cytology)

Caliber is a facultative apomict with approximately 90% of its progeny appearing genetically identical to the maternal parent.

Registration of `Caliber' Kentucky bluegrass. (Registrations Of Cultivars)

Blackstone is a facultative apomict with approximately 95% of its progeny appearing to be genetically identical to the maternal parent.

Registration of `Blackstone' Kentucky bluegrass. (Registrations Of Cultivars)

Representative plants in the space plant nursery from both the open-pollinated and self-pollinated seed sources indicated that Reveille is a facultative apomict with 12% (3 out of 25) offtype plants observed in both seed sources.

Registration of `Reveille' Hybrid Bluegrass

alcalinum accession behaved as an obligate apomict. Among the mature ovules, 88% had one or more aposporous sacs, whereas the female gametophyte had deteriorated in the other 12% (Table 4).

Apomixis and sexuality in some Paspalum species

If this hypothesis is correct, then the addition of reproductive signals to an apomict by adding additional genomes through wide hybridization could either enhance or inhibit apomixis by either enhancing or inhibiting the balance of asynchronously expressed signals.

Meiotic anomalies in hybrids between wheat and apomictic Elymus rectisetus (Nees in Lehm.) A. Love & Connor

(1991) documented an absence of callose in apomeiotic MMCs of the diplosporous facultative apomict E.

Megasporocyte callose in apomictic buffelgrass, Kentucky bluegrass, Pennisetum squamulatum Fresen, Tripsacum L., and weeping lovegrass

Apomicts reproduce clonally through seeds, including apomeiosis, parthenogenesis, and autonomous or pseudogamous endosperm formation.

Cloning and Sequence Analysis of Apomixis Related Gene MSI1 (Multicopy Suppressor of Ira1) in Taraxacum antungense