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单词 hair-point
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hair-point
hair-point n. Botany an extension of the nerve at the top of some moss leaves, forming a fine tip.
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the world > plants > particular plants > moss > [noun] > parts of
moutha1398
fimbria1752
calyptra1753
veil1760
lid1776
apophysis1785
operculum1788
peristoma1792
peristome1799
peristomium1806
hair-point1818
vaginula1818
perigynium1821
vaginule1821
gemma1830
paraphyllium1832
tympanum1832
perigon1857
pseudopodium1861
commissure1863
ocrea1863
cap1864
chaeta1866
struma1866
membranulet1891
pyxis1900
pseudopod1914
annulus-
1818 W. J. Hooker & T. Taylor Muscologia Britannica 25 P[olytrichum] juniperinum... Except in the want of the hair-points to the leaves..we can find no essential difference between this and the preceding species [sc. P[olytrichum] piliferum].
1867 R. W. Emerson Lett. & Social Aims (1875) vii. 179 Bringing it to a hair-point for the eye and hand of the philosopher.
1893 H. G. Jameson Illustr. Guide Brit. Mosses 10 The single nerve [of the leaf] may either cease below..or in..the apex, or may run out beyond it so as to be excurrent, forming a mucro.., cusp.., or hair-point.
1966 F. H. Brightman Oxf. Bk. Flowerless Plants 74/2 In the form [of Grimmia apocarpa] shown here the leaves are tinged reddish-brown and have white ‘hair points’.
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