epigeal
常見例句
- Germination epigeal;cotyledons plicate.
發(fā)芽時子葉出土子葉折扇狀。 - Cotyledons usually 2, rarely 3-6.Germination epigeal.
子葉通常2,很少3-6。 - Fruit a small, winged nutlet, indehiscent; germination epigeal; female spike 10- to numerous flowered, pendulous.
果一小,具翅,不裂;發(fā)芽時子葉出土雌性穗狀花序10-對許多花,下垂。(6 - Fruit a small, flattened, narrowly 2-winged nutlet, 2-chambered at base.Germination epigeal.
果小,扁平,有2狹翅,基部有2室。 - Rapid elongation of the hypocotyls after germination pushes the cotyledons above ground in plants showing epigeal germination.
種子萌發(fā)后下胚軸迅速增長,將子葉頂出地面形成地上芽。 - They form the first photosynthetic organ in seeds showing epigeal germination, e.g. sunflower (Helianthus) but in others they remain underground.
有些種子的子葉在種子萌發(fā)后露出土面,進行短期的光合作用,如向日葵(Helianthus),但在另一些植物中子葉仍然在地下。 返回 epigeal