Abstract - Lichen Collection
Decker, L.J. 1972. Lichen Collection.
The collection is contained in 2 grey boxes in the herbarium cabinet. The lichens have been classified and divided into these five categories: 1. Fruticose - lichens which are shrub-like or somewhat woody 2. Squamulose - lichens which are scaly 3. Umbilicate - lichens shaped or depressed like an umbilicus or navel 4. Foliose - species covered with leaves; leafy 5. Crustose - lichens which have a hard and brittle texture; those pressed closely to a rocky surface.
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