Lexic.us

Definition of Genus spirogyra

1. Noun. A genus of protoctist.

Lexicographical Neighbors of Genus Spirogyra

Literary usage of Genus spirogyra

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Course of Practical Instruction in Botany by Frederick Orpen Bower (1891)
"Others will be seen to have one or more spirally coiled green bands in each cell: these belong to the genus Spirogyra. ..."

2. Proceedings of the Indiana Academy of Science by Indiana Academy of Science (1922)
"A number of instances are on record where irregularities occur as to the form, conjugation or general behavior in the genus Spirogyra. ..."

3. Studien zur Entwicklungsgeschichte des japanischen Riesensalamanders by Charles Stuart Gager, Daniel Lange (1916)
"Genus. Spirogyra. - Species. sp. (ie, not determined). B. Habitat: Ascertain from your own observations and from the text, and record at this point in your ..."

4. An Introduction to Structural Botany by Dukinfield Henry Scott (1904)
"The genus Spirogyra contains about seventy species, differing much among themselves both in size and in details of structure. We will give a general account ..."

5. Annals and Magazine of Natural History by William Jardine (1853)
"In one essay, indeed, which he wrote on the genus Spirogyra in 1827, he held Vau- cher's observations on the germination of Spirogyra to be false. ..."

6. The American Naturalist by American Society of Naturalists, Essex Institute (1907)
"... and I know of no described species that I should say belonged in between them. Take the genus Spirogyra. The best book on this is that of Petit, ..."

7. Text-book of Botany: Morphological and Physiological by Julius Sachs (1875)
"... n> tu' the first septa of the germinating filament, the posterior end rf growing into a narrow appendage. The genus Spirogyra (as an example of the ..."

8. The Natural History of Plants: Their Forms, Growth, Reproduction, and by Anton Kerner von Marilaun (1902)
"This family contains the single genus Spirogyra, many species of which are amongst the commonest Algae in our ponds and ditches. ..."

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