margon.

Brit.

/ˈmɑːɡəʊ/, U.S.

/ˈmɑrˌɡoʊ/

Origin: A borrowing from Latin. Etymon: Latin margo.

Etymology: < scientific Latin margo (see margin n.; adopted in this sense in German by A. Frey-Wyssling et al. 1956, in Planta 47 119).

Botany.

In a gymnosperm: the network of cellulose strands surrounding the torus of a bordered pit membrane.

ΘΚΠ

the world > plants > part of plant > cell or aggregate tissue > [noun] > cell > parts of cell > cell wall and parts

septum1720

pit1839

sieve-plate1875

sieve-pore1875

sieve-tube1875

anticlinal1882

periclinal1882

sieve-vessel1882

pit cavity1884

pit membrane1884

middle lamella1887

torus1887

tonoplast1895

pit canal1911

pit chamber1917

pit aperture1918

pit pair1933

pit field1934

margo1965

sieve-tissue-

1965 K. Esau Plant Anat. (ed. 2) iii. 54 The microfibrillar structure of the margo of the bordered pits of conifers has been studied in considerable detail.

1974 Wood Sci. & Technol. 8 252 This method of enzyme treatment indicates that the embedding substances of the margo in the differentiating pit membranes are composed of hemicelluloses.

1986 K. Wilson & D. J. B. White Anat. Wood iv. 56 Once a pit has become aspirated it tends to remain in this condition; the margo adheres closely to the inside of the pit border—hydrogen bonding..is thought to be involved here.

1994 IAWA Jrnl. 15 75 Margo and torus are traversed by plasmodesmata, whose channels are connected by extensive median cavities.

This entry has been updated (OED Third Edition, December 2000; most recently modified version published online March 2022).

单词	margo
释义	margon. Brit. /ˈmɑːɡəʊ/, U.S. /ˈmɑrˌɡoʊ/ Origin: A borrowing from Latin. Etymon: Latin margo. Etymology: < scientific Latin margo (see margin n.; adopted in this sense in German by A. Frey-Wyssling et al. 1956, in Planta 47 119). Botany. In a gymnosperm: the network of cellulose strands surrounding the torus of a bordered pit membrane. ΘΚΠ the world > plants > part of plant > cell or aggregate tissue > [noun] > cell > parts of cell > cell wall and parts septum1720 pit1839 sieve-plate1875 sieve-pore1875 sieve-tube1875 anticlinal1882 periclinal1882 sieve-vessel1882 pit cavity1884 pit membrane1884 middle lamella1887 torus1887 tonoplast1895 pit canal1911 pit chamber1917 pit aperture1918 pit pair1933 pit field1934 margo1965 sieve-tissue- 1965 K. Esau Plant Anat. (ed. 2) iii. 54 The microfibrillar structure of the margo of the bordered pits of conifers has been studied in considerable detail. 1974 Wood Sci. & Technol. 8 252 This method of enzyme treatment indicates that the embedding substances of the margo in the differentiating pit membranes are composed of hemicelluloses. 1986 K. Wilson & D. J. B. White Anat. Wood iv. 56 Once a pit has become aspirated it tends to remain in this condition; the margo adheres closely to the inside of the pit border—hydrogen bonding..is thought to be involved here. 1994 IAWA Jrnl. 15 75 Margo and torus are traversed by plasmodesmata, whose channels are connected by extensive median cavities. This entry has been updated (OED Third Edition, December 2000; most recently modified version published online March 2022). < n.1965
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