单词 | paranema |
释义 | paraneman. Botany. Now rare. A paraphysis, esp. of an alga. ΘΚΠ the world > plants > part of plant > reproductive part(s) > spore or sporule > cryptogam or plant having spores > [noun] > parts of > cells > reproductive cell or gamete > paraphysis paraphysis1800 paranema1866 1866 J. Lindley & T. Moore Treasury Bot. II. 845/2 Paranemata, the paraphyses of algals and other cryptogams. 1895 Ann. Bot. 9 297 Whatever the function of these paranemata, it is clear that they do not arise from the auxiliary cell, but from the subjacent central cell itself. 1924 New Phytologist 23 146 I spoke of them [sc. certain chains of cells] as paranematal filaments because it seemed to me that Agardh..had already seen, and even figured them, and called them paranemata. Derivatives paraˈnematal adj. ΚΠ 1895 Ann. Bot. 9 301 The central cell gives off laterally two cells from which numerous (about twelve) paranematal filaments are derived. 1910 Bull. Torrey Bot. Club 37 104 The paranematal filaments which he mentions in all these forms are here very apparent. ΚΠ 1890 Cent. Dict. 4281/1 Paranematic, in bot., resembling or belonging to a paranema. This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2022). < n.1866 |
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