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Catinaria brodoana R.C. Harris & W.R. Buck
Brodo's Tiny Buttons
Federal Protection: No US federal protection
State Protection: No Georgia state protection
Global Rank: GNR
State Rank: SNR
Element Locations Tracked in Biotics: No
SWAP 2015 Species of Greatest Conservation Need (SGCN): No
SWAP 2025 Species of Greatest Conservation Need (SGCN): No
2025 SGCN Priority Tier: None
Element Occurrences (EOs) in Georgia: 0
Habitat Summary for element in Georgia: Wet flatwoods, rich hardwood bluff forest
Thallus composed of goniocysts (packets of algal cells); lichen mostly visible as small brown apothecia attached to liverwort; MICROSCOPY: exciple not carbonized, brown with cells visible, spores colorless, 2-celled, ornamented with warts on outer wall; FIELD ID: possible, given knowledge of substrate & experience with crustose lichens
Bilimbia sabuletorum has larger disks & grows on mosses, not liverworts
None
Wet flatwoods, rich hardwood bluff forest; substrate/host: leafy liverworts (“hepatics”) in genus Leucolejeunea, growing over hardwood bark
Hepaticolous crustose lichenized fungus, photobiont a green alga in Dictyochloropsis
None
Coastal Plain
Unknown
Rare; like other tiny buttons, this species is easily overlooked, and is almost certainly undercounted
None
Brodo, I. M. 2001. Lichens of North America. Yale University Press, New Haven, Conn.
Esslinger, T. L. 2021. A cumulative checklist for the lichen-forming, lichenicolous and allied fungi of the continental United States and Canada. Version 24. Opuscula Philolichenum 20: 100-394.
Harris, R. C. & D. Ladd. 2005. Preliminary draft: Ozark lichens. Unpublished manuscript, New York Botanical Garden, Bronx, NY.
Lendemer, J. C., W. R. Buck & R. C. Harris. 2016. Two new host-specific hepaticolous species of Catinaria (Ramalinaceae). The Lichenologist, 48: 441-449.
Malcolm Hodges
15 July 2022