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In botany, a seed is a plant embryo and nutrient reserve enclosed in a seed coat, a protective outer covering called a testa. More generally, the term "seed" means anything that can be sown, which may include seed and husk or tuber. Seeds are the product of the ripened ovule, after the embryo sac is fertilized by sperm from pollen, forming a ...
A seed plant or spermatophyte (lit. ' seed plant '; from Ancient Greek σπέρματος (spérmatos) 'seed' and φυτόν (phytón) 'plant'), also known as a phanerogam (taxon Phanerogamae) or a phaenogam (taxon Phaenogamae), is any plant that produces seeds.
A segment of a jointed stem or of a fruit with constrictions between the seeds; an organ part that separates easily from the rest of the organ at a joint or articulation. articulate Jointed; separating freely, leaving a clean scar; e.g. the frond s of certain ferns where they join the rhizome. ascending 1.
Vivipary – This is a feature of many mangrove trees, where the seed germinates when the seed (and fruit) remain joined to the mother plant until the radicle and hypocotyl grow, reach the ground, and establish there. [11] (See also: seeds and germination related sections and articles) Adventitious root systems
The following outline is an overview of and topical guide to botany, ... Pteridospermatophyta (seed ferns) Cycadophyta; Ginkgophyta; Gnetophyta; Pinophyta (conifers)
Botany, also called plant science or phytology, is the branch of natural science and biology studying plants, especially their anatomy, taxonomy, and ecology. [1] A botanist, plant scientist or phytologist is a scientist who specialises in this field.
In botany, a capsule is a type ... A mericarp is a portion of the fruit that separates from the ovary to form a distinct locule unit which encloses the seed, usually ...
Seed of Scouler's willow (Salix scouleriana) In botany , the radicle is the first part of a seedling (a growing plant embryo ) to emerge from the seed during the process of germination . [ 1 ] The radicle is the embryonic root of the plant, and grows downward in the soil (the shoot emerges from the plumule ).