This week of the course was written by Yoseph Araya. It was first published in August 2019.
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The material acknowledged below is Proprietary and used under licence (not subject to Creative Commons Licence). Grateful acknowledgement is made to the following sources for permission to reproduce material in this free course:
Figures 1 and 3: https://www.ispotnature.org; (c) The Open Uniiversity
Figure 2: taken from: iSpotnature.org;(c)The Open University
Figure 4: Encyclopedia of Life; http://eol.org/ pages/ 595063/ overview
Figure 5: taken from: http://www.nhm.ac.uk
Figure 6: taken from: https://en.wikipedia.org/ wiki/ Urtica_dioica
Figure 8: http://www.wemjournal.org
Figure 9: taken from:https://www.nhs.uk/livewell/bites-and-stings/pages/plant-dangers-garden-countryside.aspx; © The Royal Horticultural Society 2019
Figure 10: Woodland Trust; https://www.woodlandtrust.org.uk
Video 1: courtesy of Michael Dodd
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