epigeal


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to epigeal: hypogeal, Epigeal Germination

epigeal

(ĕp′ə-jē′əl) also

epigean

(-ən) or

epigeous

(-əs)
adj.
1. Living or occurring on or near the surface of the ground.
2. Botany Of or relating to seed germination in which the cotyledons emerge above the surface of the ground after germination.

epigeal

of or relating to seed GERMINATION in which the COTYLEDONS are carried above ground as the hypocotyl elongates, and form the first green foliage leaves of the plant. French beans (Phaseolus vulgaris) are epigeal.
References in periodicals archive ?
A total of 33,276 arthropods (298.7 g dry biomass) were collected with pitfall traps (epigeal fauna) and sweep nets (epiphytic fauna) during the six sampling events.
Monocots (1 cotyledon) Dicots (2 cotyledons) Usually herbaceous Herbaceous or woody Linear leaves with parallel veins Leaves with netted venation Vascular bundles scattered in stem Vascular bundles in a ring Fibrous root system Taproot system Hypogeal germination Usually epigeal germination
Other epigeal (low-growing) mosses, such as Hylocomium splendens, Pleurozium schreberi, Ptilium crista-castrensis, Rhytidiadelphus triquetrus, Dicranum scoparium, and many more--often species with a circumpolar distribution--form moss carpets, and though they grow mainly on the soil, like Drepanoclados uncinatus, they also occur on a wide range of substrates.
Soldiers are not present in its colonies, nor does it construct an epigeal termitarium (Nel 1968).
Termites were collected from all possible microhabitats from which colonies with brood or foragers were accessible including sound dry or decomposing wood, arboreal and epigeal nests (Nasutitermes and Microcerotermes [Termitidae], respectively), and in soil underneath stones and logs.
Records of epigeal spiders in Bahia Blanca, in the temperate region of Argentina
The seedling (Figure 1E-G) is phanerocotylar and epigeal, but the envelopes remain temporarily around the cotyledons.
AND JANSSEN, J., 1991.Influence of pesticides on epigeal arthropod fauna in laboratory tests.
There has been great concern in Brazil on the part of farmers with regard to the high incidence of "mound termites" (cupins de montiado) in pastures, that is, species whose colonies build epigeal nests in the soil.