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Use cortex in a sentence - Example Sentences for cortex

The outermost layer of the brain, the cortex, is responsible for receiving messages from all the senses, and for giving the body all its commands to move.

Thus Jonstonus in Dendrologia, speaking de Subere, says, Arbor est procera, Lignum est robustum, dempto cortice in aquis non fluitat, Cortice in orbem detracto juvatur, crascescens enim præstringit & strangulat, intra triennium iterum repletur: Caudex ubi adolescit crassus, cortex superior densus carnosus, duos digitos crassus, scaber, rimosus, & qui nisi detrahatur dehiscit, alioque subnascente expellitur, interior qui subest novellus ita rubet ut arbor minio picta videatur.

Each of these has a complicated structure; externally there is a filamentous tunic, composed of interlaced fibres, sometimes called the peridiole; beneath this is the cortex, of compact homogenous structure, then follows a cellular thicker stratum, bearing, towards the centre of the sporangia, delicate branched threads, or sporophores, on which, at their extremities, the ovate spores are generated, sometimes in pairs, but normally, it would seem that they are quaternary on spicules, the threads being true basidia.

The pileus is two to three inches wide, projecting from one to three inches, often imbricated so as to cover a large surface; laterally confluent, coriaceous, flexible, tough, subzonate, with innate radiating fibres, the cortex fibrillose, concolorous.

thick, these becoming stouter and colored green in the cortex; asci narrowly cylindric-clavate, apex slightly narrowed, 8-spored; spores irregularly 2-seriate, hyaline or with a slight tinge of green, very narrowly cylindric-fusiform, straight or curved, 10-14×2.

The peridium is composed of two distinct layers, one called the cortex, the other the peridium proper.

The cortex is thin, adherent, often soft and smooth like kid leather, sometimes covered with minute squamules; the inner peridium is thin and fragile, at maturity cracking into areas.

This species grows to an immense size (often twenty inches in diameter); round or obovoid, with a thick mycelial cord rooting it to the ground, sessile, cortex white and glossy, sometimes slightly roughened by minute floccose warts, becoming[Pg 532] [Pg 533] yellowish or brown.

Joseph's wood-pasture, east of Bowling Green, I have counted fifteen giant puffballs whose diameters would average ten inches, and whose cortex was as white and glossy as a new kid glove.

Cortex a thickish floccose layer, with coarse warts or spines above, whitish then ochraceous or finally brown, at length breaking up into areola which are more or less persistent; inner peridium thick but fragile, thinner about the apex, where it finally ruptures, forming a large, irregular, torn opening.

The cortex is a smooth continuous layer, very thin and fragile, easily peeling off, pallid or grayish, sometimes with a reddish tinge, often becoming folded in areas; the inner peridium is thin, ochraceous to bright-brown, extremely fragile, the upper part, after maturity, breaking into fragments and falling away.

The cortex consists of a coat of minute per[Pg 541]sistent granules or spinules.

Peridium small, globose, obovoid or turbinate, with a more or less thickened base; cortex a subpersistent coat of soft spines, scales, warts or granules; inner peridium thin, membranaceous, becoming papyraceous, dehiscent by a regular apical mouth.

The cortex is covered with long white spines, converging at the apex, as will be seen in Figure 463.

The cortex consists of long, thick, erect spines or warts of irregular shape, with intervening smaller ones, whitish or gray in color, sometimes with a tinge of red or brown; the larger spines first fall away, leaving pale spots on the surface, and giving it a reticulate appearance.

Peridium broadly ovate, often much depressed, plicate underneath, with a cord-like root; cortex a dense white coat of convergent spines, which at maturity peel off in flakes, as can be seen in the photograph, revealing a thin furfuraceous layer of minute yellowish scales covering the inner peridium.

The cortex is covered with a thin coat of minute brownish scales or granules, which are quite persistent.

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