All photographs copyright (2003-2013) by Kris H. Light

I found these <em>Marchantia</em> <strong>Liverworts</strong> growing on the base of a damp cliff at Rock Island State Park. The little stalked,  umbrella-shaped structures are the male reproductive organs of these primative plants. The small cup-shape...
I found these Marchantia Liverworts growing on the base of a damp cliff at Rock Island State Park. The little stalked, umbrella-shaped structures are the male reproductive organs of these primative plants. The small cup-shaped structures are called gemma cups, they contain small pieces of plant tissue that can be removed by raindrops to generate new liverworts.

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