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Definition of Prothallus
1. n. The minute primary growth from the spore of ferns and other Pteridophyta, which bears the true sexual organs; the oöphoric generation of ferns, etc.
Definition of Prothallus
1. Noun. A prothallium. ¹
¹ Source: wiktionary.com
Definition of Prothallus
1. [n -THALLI or -THALLUSES]
Lexicographical Neighbors of Prothallus
Literary usage of Prothallus
Below you will find example usage of this term as found in modern and/or classical literature:
1. Organography of Plants, Especially of the Archegoniata and Spermaphyta by Karl Goebel, Isaac Bayley Balfour (1905)
"142 represents a longitudinal section through a prothallus of Lycopodium complanatum.
It conforms, excepting in its remarkable anatomical structure, ..."
2. An Introduction to Structural Botany: Part II, Flowerless Plants by Dukinfield Henry Scott (1897)
"THE prothallus On the whole, the sexual generation of the Horsetails is much like
that of the Ferns, though there are many differences in detail, ..."
3. Summarized Proceedings ... and a Directory of Members (1895)
"From higher algae to simple prothallus the transition is not a difficult one.
In regard to the other feature of the problem, it may be suggested that the ..."
4. Lessons in elementary biology by Thomas Jeffery Parker (1898)
"... and has sunk into the tissue of the prothallus by the elongation of the long
suspensor (spsr). A microspore (mi. sp) is seen in the micropyle sending ..."
5. The Elements of Botany by Francis Darwin (1895)
"Sketch an old prothallus of a fern, shewing on your sketch a. the prothallus; b.
the young sporophyte growing from its lower surface. No. XI. THE FLOWER. i. ..."
6. Report of the Annual Meeting (1899)
"A broad layer of tissue separated from the under surface of the prothallus by
one or two layers of cells contains an endophyte fungus, ..."
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