File:Diatomaceae of Philadelphia Plate 16.jpg

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English: Illustration from Diatomaceae of Philadelphia and Vicinity. Original description follows:


PLATE 16

Fig.
1-2 Achnanthes longipes Ag.
3 Achnanthes brevipes Ag.
4-5-6 Achnanthes subsessilis Kuetz.
7-8 Achnanthes inflata (Kuetz.) Grun.
9 Achnanthes coarctata (Bréb.) Grun.
10-11-12 Achnanthes lanceolata (Bréb.) Grun.
13 Achnanthes danica (Floegel) Grun. (lower valve)
14-15 Achnanthes exigua Grun.
16-17 Achnanthes linearis forma curta H. L. Smith
18 Cocconeis scutellum var.?
19-20 Cocconeis placentula Ehr.
21 Cocconeis scutellum Ehr. (upper valve)
22 Cocconeis dirupta Greg. (lower valve)
23-24 Cocconeis pediculus Ehr.
25-26 Cocconeis pellucida Grun.
27-28 Cocconeis scutellum var. ornata Grun.
29 Cocconeis placentula var. lineata (Ehr.) V. H.
30-31 Anorthoneis excentrica (Donk.) Grun.
Date
Source https://archive.org/details/diatomaceofphi00boye
Author Charles Sumner Boyer (1856-1928).

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Public domain

The author died in 1928, so 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 95 years or fewer.


This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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Date/TimeThumbnailDimensionsUserComment
current10:19, 3 January 2014Thumbnail for version as of 10:19, 3 January 20142,350 × 3,000 (689 KB)Keith Edkins=={{int:filedesc}}== {{Information |Description={{En|Illustration from Diatomaceae of Philadelphia and Vicinity. Original description follows: PLATE 16 <table> <tr> <td style{{=}}"vertical-align:top;">Fig.</td> </tr> <tr> <td style{{=}}"vertical-al...

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