Assertion: lichen | /r/HasProperty | brittle
Facets:
Source sentences:
text: Many lichens are brittle when dry and are therefore easily fragmented, for example by some animal stepping on a dry thallus.
text: If lichen looks pale and is dry and brittle, then it is dormant and waiting for the next rain or fog event before it starts photosynthesizing.
text: Not only can lichens undergo this drying, but while they are dry and brittle, pieces may flake off and later grow into new lichens.