41 results found

Search Results for: angiosperm

Angiosperm

Angiosperms Definition What is an angiosperm? An angiosperm is a plant that produces flowers. The angiosperms, also... Read More

Xylem

Xylem Definition Xylem is defined as a plant tissue that transfers water and nutrients from roots to all over the plant... Read More

Dicot

Definition noun, plural: dicotyledons A group of flowering plants belonging to the class Magnoliopsida of Angiospermae... Read More

Vascular plants

Definition of Vascular plants The term 'vascular' is derived from the Latin word vāsculum, vās, meaning "a container and... Read More

Dicotyledon

Definition noun, plural: dicotyledons A group of flowering plants belonging to the class Magnoliopsida of Angiospermae... Read More

Intercalary meristem

The basic structural framework of plants is composed of different types of tissues. Based upon the capacity to divide, the... Read More

Sieve-tube element

Definition noun, plural: sieve tube elements A specialized type of sclerenchyma cell that forms a sieve tube of... Read More

Companion cell

Definition noun (botany) Any of the metabolically-active parenchyma cells associated with a sieve tube element in the phloem... Read More

Eudicotyledon

Definition noun, plural: eudictoyledons Any of the tricolpate angiosperms characterized mainly by having two cotyledons in... Read More

Monocot

Definition noun, plural: monocotyledons A group of flowering plants belonging to the class Liliopsida (or Monocotyledonae)... Read More

Monocotyledon

Definition noun, plural: monocotyledons A group of flowering plants belonging to the class Liliopsida (or Monocotyledonae)... Read More

Flower

Definition noun, plural: flowers Sexual reproductive structure of plants, especially of angiosperms (flowering... Read More

Tracheary elements

Definition noun (botany) The principal conductive cells of the xylem associated with the conduction of water and minerals... Read More

Hardwood

Definition noun (botany) The wood (secondary xylem) of an angiosperm tree Supplement Vascular plants, e.g. gymnosperms and... Read More

Vascular tissue

Definition noun, plural: vascular tissues (botany) A complex permanent tissue involved in the conduction of materials (e.g.... Read More

Meiospore

Definition noun, plural: meiospores The spore produced by meiosis, such as the precursor cells of gametophytes of... Read More

Ecological Research: Measuring & Analysis

By: Maria Victoria Gonzaga Previously in this lesson, we learned that high biodiversity is essential to a healthy... Read More

Apomixis

Apomixis Definition Just like any other organism, the process of reproduction is pivotal to the life cycle of plants. There... Read More

Seed

Definition noun, plural: seeds (botany) An encapsulated plant embryo; a fertilized ovule of a plant Supplement A seed is a... Read More

Integument

Definition noun (1) (anatomy) The outer protective covering of (the body of) an organism, such as cuticle, fur, shell, rind,... Read More

Seed Plants

There are two main subdivisions of seed plants—the ones without covered seeds, the gymnosperms, and the ones with covered... Read More

Pioneer species

You might have come across news of some barren lands turning into luscious grasslands or forests after decades? Or you might... Read More

Cone

Cone 1. (Science: plant biology) in gymnosperms and club mosses, a group of sporophylls arranged compactly on a central... Read More

Sieve cell

Definition noun, plural: sieve cells (botany) The main conductive cell in the phloem of the gymnosperms and... Read More

Sieve tube

Definition noun, plural: sieve tubes (botany) Any of the tubes in the phloem comprised of cells joined end-to-end through... Read More

Life cycle

Definition noun The whole life history of an organism, usually depicted through a series of developmental stages (e.g. from... Read More

Xylem vessel

Definition noun, plural: xylem vessels (botany) One of the tracheary elements of xylem that is characterized by being made... Read More

Liliopsida

Definition noun (plant taxonomy) A taxonomic class of the division Magnoliophyta comprised of lilies, grasses, palms,... Read More

Haustorium

Definition noun, plural: haustoria (botany) Knob-like root for penetrating into and absorbing nutrients and water from the... Read More

Magnoliopsida

Definition noun (plant taxonomy) A taxonomic class comprised of the dicotyledonous plants, according to the Takhtajan system... Read More

Fruit

Definition noun, plural: fruits (1) (botany) The seed-bearing structure in angiosperms formed from the ovary after... Read More

Cactus

Definition noun, plural: cacti Any of the plants of the family Cactaceae that are often characterized by having thick,... Read More

Gymnosperm

Definition noun, plural: gymnosperms A vascular plant in which the seeds are not enclosed by a ripened ovary... Read More

Tracheophyte

Definition noun, plural: tracheophytes A vascular plant contains the conducting systems which consist of xylem for... Read More

Sieve plate

Definition noun, plural: sieve plates The perforated transverse wall between two sieve elements in vascular plants... Read More

Seedling

Definition noun, plural: seedlings (botany) A young sporophyte that grows from a seed; a (recent) sprout Supplement A... Read More

Cotyledon

Definition noun, plural: cotyledons (1) (botany) The primary or rudimentary leaf of the embryo of a seed plant that either... Read More

Respiratory system

Definition noun An organ system comprised of organs and structures associated for respiration or gas exchange Supplement An... Read More

Sclerenchyma

Definition noun, plural: sclerenchymata, sclerenchymas (botany) A fundamental type of tissue in plants characterized by... Read More

Reproductive system

Definition noun An organ system that functions primarily for the purpose of reproduction, and is comprised of sex... Read More