ramentaceousadj.

Brit.

/ˌram(ə)nˈteɪʃəs/, U.S.

/ˌræmənˈteɪʃəs/

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

Etymology: < scientific Latin ramentaceus (1775 or earlier) < classical Latin ramentum ramentum n. + -aceus -aceous suffix.

Chiefly Botany. Now rare.

1. Covered with ramenta or scales.

ΘΚΠ

the world > plants > part of plant > leaf > bract, scale, palea, or spathe > [adjective] > having bracts, etc.

scaly1597

paleaceous1648

squamous1658

paleated1661

paled1704

squamose1731

leprous1759

spathaceous1760

squarrose1760

comose1793

glumose1793

ramentaceous1806

squarrous1806

leprose1818

squamate1826

glumaceous1828

bracteolate1830

lepidote1836

bracteate1839

spathose1839

squamulose1846

bracteated1852

bracted1854

obimbricate1857

squamaceous1857

squarrulose1857

ramentiferous1858

furfuraceous1860

tribracteate1870

tribracteolate1870

paleate1879

bracteose1880

1806 W. Turton tr. C. Linnaeus Gen. Syst. Nature (new ed.) VI. 1572 Spadix ramentaceous above.

?a1808 Universal Syst. Nat. Hist. IX. 520 The lateral line is ramentaceous in its course... The scales are broad, thin, rounded on the opercula.

1816 P. Keith Syst. Physiol. Bot. I. 75 A branch or stem that is covered with thin and dry scales or flaps is said to be ramentaceous.

1845 J. Lindley School Bot. (1858) ix. 154 Leaves simple,..with a ramentaceous stalk.

1982 Brittonia 34 444 Branchlets..apically somewhat laterally compressed and often scaly ramentaceous.

2005 A. M. Pridgeon et al. Genera Orchidacearum IV. 117/1 Flowers not turning blue when damaged, pedicel ramentaceous; column foot elongate.

†2. Of the nature of or resembling a ramentum. Obsolete.

ΚΠ

1832 J. Lindley Introd. Bot. i. ii. 86 [These modifications of leaves arise] from the total suppression of it [sc. parenchyma], and even of the veins also in great part, as in those which are called ramentaceous, such as the primordial leaves of the genus Pinus.

1861 R. Bentley Man. Bot. i. i. 48 Other modifications..are the ramenta or ramentaceous hairs so abundant upon Ferns.

1899 Bot. Gaz. 27 447 Leaves round-reniform..with ramentaceous bristles at their dilated bases.

This entry has been updated (OED Third Edition, June 2008; most recently modified version published online March 2022).

单词	ramentaceous
释义	ramentaceousadj. Brit. /ˌram(ə)nˈteɪʃəs/, U.S. /ˌræmənˈteɪʃəs/ Origin: A borrowing from Latin. Etymon: Latin ramentaceus. Etymology: < scientific Latin ramentaceus (1775 or earlier) < classical Latin ramentum ramentum n. + -aceus -aceous suffix. Chiefly Botany. Now rare. 1. Covered with ramenta or scales. ΘΚΠ the world > plants > part of plant > leaf > bract, scale, palea, or spathe > [adjective] > having bracts, etc. scaly1597 paleaceous1648 squamous1658 paleated1661 paled1704 squamose1731 leprous1759 spathaceous1760 squarrose1760 comose1793 glumose1793 ramentaceous1806 squarrous1806 leprose1818 squamate1826 glumaceous1828 bracteolate1830 lepidote1836 bracteate1839 spathose1839 squamulose1846 bracteated1852 bracted1854 obimbricate1857 squamaceous1857 squarrulose1857 ramentiferous1858 furfuraceous1860 tribracteate1870 tribracteolate1870 paleate1879 bracteose1880 1806 W. Turton tr. C. Linnaeus Gen. Syst. Nature (new ed.) VI. 1572 Spadix ramentaceous above. ?a1808 Universal Syst. Nat. Hist. IX. 520 The lateral line is ramentaceous in its course... The scales are broad, thin, rounded on the opercula. 1816 P. Keith Syst. Physiol. Bot. I. 75 A branch or stem that is covered with thin and dry scales or flaps is said to be ramentaceous. 1845 J. Lindley School Bot. (1858) ix. 154 Leaves simple,..with a ramentaceous stalk. 1982 Brittonia 34 444 Branchlets..apically somewhat laterally compressed and often scaly ramentaceous. 2005 A. M. Pridgeon et al. Genera Orchidacearum IV. 117/1 Flowers not turning blue when damaged, pedicel ramentaceous; column foot elongate. †2. Of the nature of or resembling a ramentum. Obsolete. ΚΠ 1832 J. Lindley Introd. Bot. i. ii. 86 [These modifications of leaves arise] from the total suppression of it [sc. parenchyma], and even of the veins also in great part, as in those which are called ramentaceous, such as the primordial leaves of the genus Pinus. 1861 R. Bentley Man. Bot. i. i. 48 Other modifications..are the ramenta or ramentaceous hairs so abundant upon Ferns. 1899 Bot. Gaz. 27 447 Leaves round-reniform..with ramentaceous bristles at their dilated bases. This entry has been updated (OED Third Edition, June 2008; most recently modified version published online March 2022). < adj.1806
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