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File:Sporangium-Exposure-and-Spore-Release-in-the-Peruvian-Maidenhair-Fern-(Adiantum-peruvianum-pone.0138495.s013.ogv

Sporangium-Exposure-and-Spore-Release-in-the-Peruvian-Maidenhair-Fern-(Adiantum-peruvianum-pone.0138495.s013.ogv ‎(Ogg Theora video file, length 39 s, 128 × 128 pixels, 57 kbps, file size: 271 KB)

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Description
English: Slow return of the annulus towards its almost initial configuration after relaxation. The launch of the spores is not visible due to the comparably slow recording speed of 1000 fps. The sporangium was gripped with tweezers (MOV, 20 fps, 120 x 128 pixels, 642 KB).
Date
Source S12 Video from Poppinga S, Haushahn T, Warnke M, Masselter T, Speck T (2015). "Sporangium Exposure and Spore Release in the Peruvian Maidenhair Fern (Adiantum peruvianum, Pteridaceae)". PLOS ONE. DOI:10.1371/journal.pone.0138495. PMID 26444002. PMC: 4596474.
Author Poppinga S, Haushahn T, Warnke M, Masselter T, Speck T
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This file was transferred to Wikimedia Commons from PubMed Central by way of the Open Access Media Importer.
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WikiProject Open Access

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Date/TimeThumbnailDimensionsUserComment
current02:20, 23 October 201539 s, 128 × 128 (271 KB)Open Access Media Importer Bot (talk | contribs)Automatically uploaded media file from Open Access source. Please report problems or suggestions here.

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Format Bitrate Download Status Encode time
VP9 240P Not ready Unknown status
Streaming 240p (VP9) 23 kbps Completed 16:48, 16 December 2023 2.0 s
WebM 360P 23 kbps Completed 12:52, 2 December 2023 1.0 s
Streaming 144p (MJPEG) 369 kbps Completed 23:00, 18 November 2023 2.0 s

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