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Cladonia ramulosa (With.) J. R. Laundon
Small-scale Powderhorn

Photo © Malcolm Hodges, from a specimen collected in Elbert Co., Ga., 26 July 2008
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Federal Protection: No US federal protection

State Protection: No Georgia state protection

Global Rank: G5?

State Rank: SNR

Element Locations Tracked in Biotics: No

SWAP High Priority Species (SGCN): No

Element Occurrences (EOs) in Georgia: 0

Habitat Summary for element in Georgia: Upland forests and woodlands


Description

Green primary thallus consisting of a small lobed squamules, marginally sorediate; podetia up to 1 cm tall, blunt or tapered, coarsely sorediate with variable corticate patches (sometimes mostly corticate); CHEMISTRY: thallus K-, PD+ red, UV- (fumarprotocetraric acid); FIELD ID: difficult, with several other powderhorn Cladonia species crowding the field; see Similar Species

Similar Species

Cladonia macilenta has smaller squamules and at least some red tips on podetia; C. subradiata & C. cylindrica have smaller squamules, entirely sorediate podetia that are often finely squamulose at base, may be narrowly cupped or rarely apotheciate, & the latter is UV+ blue-white; C. ochrochlora has large squamules surrounding podetia

Related Rare Species

None

Habitat

Upland forests & woodlands, mostly on wood, occasionally bark & soil

Life History

Lignicolous squamulose/fruticose lichenized fungus, photobiont a chlorococcoid alga in genus Trebouxia or Pseudotrebouxia

Survey Recommendations

None

Range

Widely scattered in Piedmont & Coastal Plain

Threats

Unknown

Georgia Conservation Status

Rare

Conservation Management Recommendations

None

References

Brodo, I. M. 2001. Lichens of North America. Yale University Press, New Haven, Conn.

Brodo, I. M. 2016. Keys to lichens of North America: revised and expanded. 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 Unpublished manuscript, New York Botanical Garden, Bronx, NY.

Authors of Account

Malcolm Hodges

Date Compiled or Updated

23 July 2022