File:Arctium minus bract spine.jpg
Summary
A single bract spine of a burr of Arctium minus. The opening of the "hook" is < 0.5 mm. Species was determines using <a href="https://en.wikipedia.org/wiki/Werner_Rothmaler" class="extiw" title="en:Werner Rothmaler"> Rothmaler, Werner</a> () Jäger, Eckehart , ed. Exkursionsflora von Deutschland, 2. Gefäßpflanzen: Grundband (19th ed.), <a href="https://en.wikipedia.org/wiki/Munich" class="extiw" title="en:Munich">Munich</a>: Spektrum Akademischer Verlag/Elsevier, p. 469 <a href="https://en.wikipedia.org/wiki/International_Standard_Book_Number" class="extiw" title="en:International Standard Book Number">ISBN</a>: <a href="//commons.wikimedia.org/wiki/Special:BookSources/3-8274-100-0" title="Special:BookSources/3-8274-100-0">3-8274-100-0</a>. . Picture was taken using a Super-Multi-Coated Takumar 50mm F1.4 reverse-mounted on a SMC Pentax-D FA 100mm F2.8 Macro WR. Sample was collected at <a class="external text" href="//tools.wmflabs.org/geohack/geohack.php?pagename=File:Arctium_minus_bract_spine.jpg¶ms=49.948337_N_11.539595_E_">49°56′54″N 11°32′23″E / 49.948337°N 11.539595°E</a>.
Licensing
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:26, 14 January 2017 | | 749 × 499 (181 KB) | 127.0.0.1 (talk) | A single bract spine of a burr of <i>Arctium minus</i>. The opening of the "hook" is < 0.5 mm. Species was determines using <cite class="book" style="font-style:normal" id="Reference-Rothmaler-2005"><a href="https://en.wikipedia.org/wiki/Werner_Rothmaler" class="extiw" title="en:Werner Rothmaler"> Rothmaler, Werner</a> (<span style="white-space:nowrap"><time class="dtstart" datetime="2005">2005</time></span>) Jäger, Eckehart , ed. <i> Exkursionsflora von Deutschland</i>, 2. Gefäßpflanzen: Grundband (19<sup>th</sup> ed.), <a href="https://en.wikipedia.org/wiki/Munich" class="extiw" title="en:Munich">Munich</a>: Spektrum Akademischer Verlag/Elsevier, p. 469 <small><a href="https://en.wikipedia.org/wiki/International_Standard_Book_Number" class="extiw" title="en:International Standard Book Number">ISBN</a>: <a href="//commons.wikimedia.org/wiki/Special:BookSources/3-8274-100-0" title="Special:BookSources/3-8274-100-0">3-8274-100-0</a>. </small></cite>. Picture was taken using a <i>Super-Multi-Coated Takumar 50mm F1.4</i> reverse-mounted on a <i>SMC Pentax-D FA 100mm F2.8 Macro WR</i>. Sample was collected at <span class="plainlinks nourlexpansion"><a class="external text" href="//tools.wmflabs.org/geohack/geohack.php?pagename=File:Arctium_minus_bract_spine.jpg¶ms=49.948337_N_11.539595_E_"><span class="geo-nondefault"><span class="geo-dms" title="Maps, aerial photos, and other data for this location"><span class="latitude">49°56′54″N</span> <span class="longitude">11°32′23″E</span></span></span><span class="geo-multi-punct"> / </span><span class="geo-default"><span class="geo-dec" title="Maps, aerial photos, and other data for this location">49.948337°N 11.539595°E</span><span style="display:none"> / <span class="geo">49.948337; 11.539595</span></span></span></a></span>. |
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