Epigeal, epigean, epigeic and epigeous are biological terms describing an organism's activity above the soil surface. In botany, a seed is described as showing epigeal germination when the cotyledons of the germinating seed expand, throw off the seed shell and become photosynthetic above the ground.

Epigeal germination (Ancient Greek ἐπίγαιος [epígaios] 'above ground', from ἐπί [epí] 'on' and γῆ [gê] 'earth, ground') is a botanical term indicating that the germination of a plant takes place above the ground. An example of a plant with epigeal germination is the …

2018年9月2日 · The main difference between epigeal and hypogeal germination is that in epigeal germination, the cotyledons emerge out of the soil during germination whereas, in hypogeal germination, the cotyledons remain inside the soil.

2020年8月29日 · Epigeal germination is a process of germination in which the cotyledons emerge out of the soil due to the elongation action of the hypocotyl. The hypocotyl is generally the part of the stem of an embryo plant beneath the stalks of the …

2025年3月8日 · Epigeal and hypogeal germination are two ways in which seeds sprout and grow into plants. Epigeal germination lifts the cotyledons above the soil, while hypogeal germination keeps them underground. Both types of germination have advantages depending on the plant species and environmental conditions.

The meaning of EPIGEAL is forced above ground by elongation of the hypocotyl. How to use epigeal in a sentence.

2025年2月4日 · The primary difference between epigeal and hypogeal germinations, aside from the cotyledon, is how the plant develops to carry out photosynthesis.

Epigeal germination is a type of seed germination where the cotyledons emerge above the soil surface. In order for epigeal germination to be successful, certain conditions must be met. One of the key factors for successful epigeal germination is …

2022年7月27日 · Epigeal and hypogeal are terms used to describe the position of the cotyledonary node during germination, indicating whether the node is above or below ground once the seedling has become established. Epi means above while Hypo means below.

2014年11月21日 · Epigeal Germination: (epi (Gk) means above, geal (Gk): earth) Example: Bean, Castor 1. In this type of germination, the seed /cotyledons emerge out of the soil or above the soil.