Prothallus - Wikipedia
Prothallus (prothallium) of the fern Polypodium vulgare seen under a light microscope. A prothallus, or prothallium, (from Latin pro = forwards and Greek θαλλος (thallos) = twig) is usually the gametophyte stage in the life of a fern or other pteridophyte.
Prothallium | Ferns, Gametophyte, Sporophyte | Britannica
prothallium, the small, green, heart-shaped structure (gametophyte) of a fern that produces both male and female sex cells (gametes). The prothallium forms from a spore.
Prothallus - Definition, Function, Difference With Thallus
The prothallium or prothallus is known to produce both male and female gametophytes of the plant. To understand the role of the prothallus it is important to understand what prothallus is, the structure of the prothallus.
Prothallium Definition & Meaning - Merriam-Webster
The meaning of PROTHALLIUM is prothallus.
Prothallium - definition of prothallium by The Free Dictionary
A small, flat, delicate structure produced by a germinating spore and bearing sex organs. It is the gametophyte of ferns and some other plants. [New Latin : pro- + Greek thallos, shoot (from thallein, to sprout).] American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company.
prothallium, n. meanings, etymology and more - Oxford English …
prothallium is a borrowing from Latin, combined with an English element. Etymons: prothallus n., Latin ‑ium.
PROTHALLIUM Definition & Meaning - Dictionary.com
Prothallium definition: the gametophyte of ferns and related plants.. See examples of PROTHALLIUM used in a sentence.
Pteridophyta - Characteristics, Life Cycle, Classification & Examples
2018年7月14日 · Pteridophyta is classified into four main classes: They are the most primitive. The stem is photosynthetic and dichotomously branched. Rhizoids are present. Leaves are mostly absent. The sporophyte is homosporous synangium. Examples- Psilotum and Tmesipteris. They are commonly known as club moss.
Protalium: Tanaman Pemula dalam Siklus Hidup Tumbuhan
Protalium adalah tahap awal dalam siklus hidup tumbuhan paku. Ini adalah bentuk tanaman paku yang sangat kecil dan tidak memiliki akar, batang, atau daun yang terlihat. Protalium memiliki peran penting dalam reproduksi tumbuhan paku dan …
Reproduksi Tumbuhan Paku : Sebuah Penjelasan Singkat
Spora paku akan tumbuh menjadi protalium (gametofit) yang berukuran beberapa centimeter dan berukuran mirip hati. Protalium ini menempel pada permukaan menggunakan rhizoid. Protalium berwarna hijau dan dapat melangsungkan fotosintesis untuk berkembang.