caryopsis


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caryopsis

[‚kar·ē′äp·səs]
(botany)
A small, dry, indehiscent fruit having a single seed with such a thin, closely adherent pericarp that a single body, a grain, is formed.
References in periodicals archive ?
A number of caryopsis fragments from a long-seeded species of grass were also identified; these caryopses are similar in morphology to those of Stipa.
The outstanding feature of the Birimi pearl millet is the small caryopsis size compared to modern populations, a trait also noted at the site of Kursakata, Nigeria (FIGURE 1) (Neumann et al.
If so, it can be postulated that changes in caryopsis shape preceded grain size increases in the domestication of this species.
Embryo and caryopsis characters tend to be phylogenetically stable in the grasses.
Hilum shape changes from long and linear to short relative to the caryopsis length and broad or punctiform within the PACC clade ([ILLUSTRATION FOR FIGURE 3 OMITTED], node 15) and then is reversed among some Arundinoids.
In Table III we see that the caryopsis (c) which is situated in the terminal spikelet germinates the poorest and the lowest one in the dispersal unit ([a.