This is a guess I made via Go Botany
One patch found. Approximately 12 cm2. In a small crevice in sandstone conglomerate. East facing.
Multiple patches found in crevices in sandstone conglomerate.
Three cauline leaves, marginal hairs on the lvs >0.2mm, no hairs on the pedicel or peduncles. Both C. concatenata and C. diphylla present as well.