I believe the second photo is of developing fruiting bodies of the same species
on cliff face; possibly this one:
between 1/4" and 1/2"
This is species "veratri" but it isn't in the database
On a living oak tree.
On a fallen twig.
The Ascomycota are a Division/Phylum of the kingdom Fungi, and subkingdom Dikarya. Its members are commonly known as the Sac Fungi. They are the largest phylum of Fungi, with over 64,000 species. The defining feature of this fungal group is the "ascus" (from Greek: Ã¡Â¼â‚¬ÃÆ’ÃŽÂºÃÅ’Ãâ€š (askos), meaning "sac" or "wineskin"), a microscopic sexual structure in which nonmotile spores, called ascospores, are formed. However, some species of the Ascomycota are asexual, meaning that they do not have...