| 释义 |
epigeal, n.|ɛpɪˈdʒiːəl|
[f. Gr. ἐπίγειο-ς: see epigee + -al1.]
a. = epigeous.
In mod. Dicts.
b. Of cotyledons: borne above ground after germination.
1861R. Bentley Man. Bot. 773 They burst through the coats, and rise out of the ground in the form of green leaves..,in which case they are epigeal. 1884A. Henfrey Elem. Bot. (ed. 4) 652 The seed-leaves..are pushed up above ground, and become epigeal. 1909W. Bateson Mendel's Princ. Heredity 31 In Phaseolus hypo-geal cotyledons are dominant to epi-geal. 1964A. J. Brook Living Plant i. 13 Because they are raised above the soil on germination, these cotyledons..are termed epigeal. |