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File:EB1911 Fungi - Phragmidium Violaceum.jpg

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Description
English: Phragmidium Violaceum (see legend below).
Date published 1911
Source Encyclopædia Britannica (11th ed.), v. 11, 1911, “Fungi,” fig. 17, p. 343.
Author From Strasburger’s Lehrbuch der Botanik. After Blackman.
Permission
(Reusing this file)
Public domain This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.
English: Legend:

A, Portion of a young aecidium.

st, Sterile cell.

a, Fertile cells; at a2 the passage of a nucleus from the adjoining cell is seen.

B, Formation of the first spore-mother-cell (sm), from the basal cell (a) of one of the rows of spores.

C, A further stage in which from sm1 the first aecidiospore (a) and the intercalary cell (z) have arisen.

sm2, The second spore-mother-cell.

D, Ripe aecidiospore

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current15:25, 24 April 2017Thumbnail for version as of 15:25, 24 April 2017393 × 739 (138 KB)Bob Burkhardt{{Information |Description ={{en|1=''Phragmidium Violaceum'' (see legend below).}} |Source =''Encyclopædia Britannica'' (11th ed.), v. 11, 1911, “Fungi,” fig. 17, p. 343. |Author =From Strasburger’s ''Lehrbuch der Botanik''. A...
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