File:Francesco Balsamo - Spirogyra weberi e Spirogyra orthospira.jpg

From Wikimedia Commons, the free media repository
Jump to navigation Jump to search

Original file ‎(2,269 × 2,665 pixels, file size: 1.36 MB, MIME type: image/jpeg)

Captions

Captions

Add a one-line explanation of what this file represents

Summary

[edit]
Description
Italiano: Disegno di Francesco Balsamo della Spirogyra weberi, Kütz e della Spirogyra orthospira, Nägeli. Le due specie sono state disegnate alla camera lucida con ingrandimenti lineari di 80 a 1000, adoperando i sistemi obiettivi Prazm. a 4 lenti. Della S. weber è visibile il filamento vegetativo (fig. 10) e gli articoli dello stesso in fruttificazione (fig. 11). Della S. orthospira sono raffigurati il filamento vegetativo con cellule in via di segmentazione (fig. 12) e due filamenti in coniugazione (fig. 13).
Date
Source Francesco Balsamo (1885), Sulla Storia naturale delle Alghe di acqua dolce del Comune di Napoli, in Atti Acc. Sc. Fis. Mat. e Nat. Soc. R. Napoli, I, ser. 2, nº 14, Napoli, 1888, p. 84, tav. I
Author Disegno di Francesco Balsamo (1850-1922), inciso e litografato da Alfonso Serino

Licensing

[edit]
Public domain

This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 100 years or fewer.

You must also include a United States public domain tag to indicate why this work is in the public domain in the United States.
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current22:29, 18 January 2020Thumbnail for version as of 22:29, 18 January 20202,269 × 2,665 (1.36 MB)Giwiller (talk | contribs){{Informazioni file |Descrizione = ''Spirogyra weberi'' e ''Spirogyra orthospira'' disegnate alla Camera lucida da Francesco Balsamo e incise e litografate da A. Serino |Fonte = Sulla Storia naturale delle Alghe di acqua dolce del Comune di Napoli, in Atti R. Acc. Sc. Fis. Mat. e Nat., I, ser. 2, nº 14, Napoli, 1885, p. 84, tav. I |Data = 1885 |Autore = Francesco Balsamo |Licenza = |Detentore copyright = |EDP = |Altre versioni = }}

You cannot overwrite this file.

There are no pages that use this file.

File usage on other wikis

The following other wikis use this file:

Metadata

This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.

Retrieved from "https://commons.wikimedia.org/w/index.php?title=File:Francesco_Balsamo_-_Spirogyra_weberi_e_Spirogyra_orthospira.jpg&oldid=801353854"