(Delise ex Nyl.) Nyl.
HABIT: A tiny, yellow-green fruticose lichen with flattened
branches. Thallus sorediate, tips of branches very attenuate.
SIMILAR SPECIES: R. farinacea, found on bark or old
wood; R. petrina, different chemistry; R. pollinaria, branch tips
widened, recurved, sorediate.
TOTAL RANGE: Eastern U.S. and Rocky Mountains.
STATE RANGE: Generally eastern and southern. One pre-1945
record from Cuyahoga County, recent records from Gallia, Hocking, Jackson,
Licking and Meigs counties.
STATE STATUS: 1992-1993: Added, 1994 to present:
HABITAT: Reported to grow on a variety of rock and bark
types. Ohio collections are restricted to sandstone, generally in light shade.
RECOVERY POTENTIAL: Unknown.
INVENTORY GUIDELINES: Collect several whole thalli. Store in
paper herbarium packet.
COMMENTS: Even where apparently good habitat exists, this
lichen is found only in small areas. Many of the extant populations are already
under some form of protection.
Bowler, P.A. & P.W. Rundel. 1974. The Ramalina
intermedia complex in North America. Bryologist 77:617-623.
Hale, M.E. 1979. How to know the lichens. Wm. C. Brown
Company Publishers. Dubuque, Iowa. 246 pp.
Taylor, C.J. 1968. The lichens of Ohio. Part 2.
Fruticose and cladoniform lichens. Ohio Biological Survey Biological Notes No.
Ohio Department of Natural Resources
Division of Natural Areas and Preserves
Created: 3/1995 Ray Showman
Database Code: SPQD.L08