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单词 sarcoderm
释义 sarcoderm Bot.|ˈsɑːkədɜːm|
Also in L. form sarcoderma |-ˈdɜːmə|
[ad. mod.L. sarcodermis (De Candolle), f. Gr. σαρκο- sarco- and δέρµα derma.]
The fleshy layer in some seeds lying between the internal and external integuments.
1848Lindley Introd. Bot. II. 26 The testa..consists..of three portions;..3. of an intervening substance..called sarcoderm by De Candolle.1861Bentley Bot. 337 Some botanists..describe a third integument under the name of sarcoderm; this layer, however, is commonly and more accurately considered as but a portion of the outer integument.
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更新时间:2024/11/5 20:31:25