Licence: Public Domain Mark
Credit: Two puff balls (Lycoperdon species). Watercolour, 1883. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/V0043394/full/800%2C/0/default.jpg)
Licence: Public Domain Mark
Credit: Two puff balls (Lycoperdon species). Watercolour, 1883. Wellcome Collection. Source: Wellcome Collection.