| 释义 |
tetrapetalous, a. Bot.|tɛtrəˈpɛtələs|
[f. mod.L. tetrapetalus (f. Gr. τετρα- four- + πέταλον petal n.) + -ous.]
Having four petals.
1697Phil. Trans. XIX. 435 A wonderful strange Heath⁓leaf'd Tetrapetalous..Plant. 1704J. Harris Lex. Techn. I, Tetrapetalous Flower..is that which consists of but four single coloured Leaves (which the Botanists call Petala). 1837Keith Bot. Lex. 80 If the petals of a tetrapetalous corolla are so disposed on their receptacle as to spread out in the form of a cross, they are said to be cruciform. |