Having cracks and crevices

• Cracked
• Full of chinks
• Full of fissures

Wikipedia Word definitions in Wikipedia
Rimose is an adjective used to describe a surface that is cracked or fissured. The term is often used in describing crustose lichens . A rimose surface of a lichen is sometimes contrasted to the surface being areolate . Areolate is an extreme form of being ...

WordNet Word definitions in WordNet
adj. having a surface covered with a network of cracks and small crevices; "a tree with rimose bark"

Wiktionary Word definitions in Wiktionary
a. Having a surface covered with cracks, fissures, or crevices.

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Rimose \Ri*mose"\, a. [L. rimosus, fr. rima a chink: cf. F. rimeux.] Full of rimes, fissures, or chinks. (Nat. Hist.) Having long and nearly parallel clefts or chinks, like those in the bark of trees.