Search results
Results from the WOW.Com Content Network
The dark horizontal lines on silver birch bark are the lenticels. [1] A lenticel is a porous tissue consisting of cells with large intercellular spaces in the periderm of the secondarily thickened organs and the bark of woody stems and roots of gymnosperms and dicotyledonous flowering plants. [2] It functions as a pore, providing a pathway for ...
Lenticel – One of the small, corky pores or narrow lines, on the surface of the stems of woody plants, that allow for the interchange of gases between the interior tissue and the surrounding air. Node – where leaves and buds are attached to the stem. Opposite – buds that are arranged in pairs on opposite sides of the branch
Surface of an organ facing away from the organ's axis, e.g. the lower surface of a lateral organ such as a leaf or petal. [2] Contrast adaxial. abort. To abandon development of a structure or organ. [3] abscission. Natural shedding of an organ that is mature or aged, as of a ripe fruit or an old leaf.
This page was last edited on 31 March 2006, at 12:28 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike License 4.0; additional terms may ...
Guard cells are cells surrounding each stoma. They help to regulate the rate of transpiration by opening and closing the stomata. Light is the main trigger for the opening or closing. Each guard cell has a relatively thick and thinner cuticle on the pore-side and a thin one opposite it. As water enters the cell, the thin side bulges outward ...
Lenticle. Lenticle may refer to: A small lens. A glass panel in a clock case through which one can see the movement of the pendulum. A lens-shaped layer of mineral or rock embedded in a different material. Lenticels: small brown corky spots on the surface of stems and roots of plants. A freckle or other pigmented spot.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
The Cosmic Crisp is characterized mainly by uniformly colored dark red skin, dense firm flesh, and an improved shelf life. [4] The look of the apple's light lenticels against its wine-red skin reminded focus groups of a galaxy against a night sky, which led to it being named the Cosmic Crisp. [1] It is the first widely grown apple variety ...