LAB #5 - Polytrichum juniperinum

Polytrichum juniperinumcan be found in a number of different habitats at different elevations. You can find it in the forest as well as in dry exposed sites.



Below is a closer look. You can see how the lamina overarches the rest of the leaf in the gametophore on the left.


Leaf cross-
section:

A patch of male P. juniperinum mixed with Racomitrium.


A close-up of more perigonial plants.


Paraphyses and an antherium:

An antheridium:

One paraphysis:

A closer look:

Female plants with young sporophytes:


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