Harvard University Herbaria & Libraries

FH: 00394874 Diploschistes muscorum (Scopoli) R. Santesson USA: New York [data not captured] T. T. Ahti 42031 1984-4-21
FH: 00472157 Physcia adscendens (Fries) H. Olivier USA: Michigan [data not captured] T. T. Ahti 51057 1992-3-30
Cladoniaceae
FH: 00371046 Cladonia floerkeana (Fries) Flörke USA: New York [data not captured] T. T. Ahti 42065 1985
FH: 00371458 Cladonia furcata (Hudson) Schrader Canada: British Columbia [data not captured] T. T. Ahti 38874 1980
FH: 00371459 Cladonia furcata (Hudson) Schrader Canada: British Columbia [data not captured] T. T. Ahti 38512 1980
FH: 00428021 Cladonia gracilis vulnerata Ahti Canada: British Columbia [data not captured] T. T. Ahti 42960a 1984
FH: 00428433 Cladonia gracilis vulnerata Ahti Canada: British Columbia [data not captured] T. T. Ahti 39171 1980
FH: 00428731 Cladonia kanewskii Oxner Canada: British Columbia [data not captured] T. T. Ahti 39097 1980
FH: 00377005 Cladonia mitis Sandstede Canada: Newfoundland & Labrador Burgeo, La Poile Distr.: 5 mi SW of Dolland ... T. T. Ahti 1956-9-4
FH: 00370129 Cladonia mitis Sandstede Canada: Newfoundland & Labrador [data not captured] T. T. Ahti 5432 1956
FH: 00370174 Cladonia mitis Sandstede Canada: Newfoundland & Labrador [data not captured] T. T. Ahti 5423 1956
FH: 00370175 Cladonia mitis Sandstede Canada: Newfoundland & Labrador [data not captured] T. T. Ahti 5441 1956
FH: 00370176 Cladonia mitis Sandstede Canada: Newfoundland & Labrador [data not captured] T. T. Ahti 5416 1956
FH: 00370835 Cladonia parasitica (Hoffmann) Hoffmann USA: Massachusetts [data not captured] T. T. Ahti 1992-4-5
FH: 00440169 Cladonia phyllophora Hoffmann Canada: British Columbia [data not captured] T. T. Ahti 13111 1961
FH: 00440619 Cladonia portentosa pacifica Ahti Canada: British Columbia [data not captured] T. T. Ahti 39183 1980
FH: 00440823 Cladonia pyxidata (Linnaeus) Hoffmann USA: Colorado [data not captured] T. T. Ahti 10798 1961
FH: 00426575 Cladonia rangiferina (Linnaeus) Weber ex F. H. Wiggers Canada: British Columbia [data not captured] T. T. Ahti 42956 1984
FH: 00426797 Cladonia robbinsii A. W. Evans USA: Colorado [data not captured] T. T. Ahti 10600 1961-6-6
FH: 00426840 Cladonia santensis Tuckerman USA: New Jersey [data not captured] T. T. Ahti 42140 1984
FH: 00197450 Cladonia sp. Canada: Newfoundland & Labrador Maritime Barrens NE Ecoregion: Bay Roberts N... T. T. Ahti 67884 2007-9-10
FH: 00392955 Cladonia strepsilis (Acharius) Grognot USA: New Jersey [data not captured] T. T. Ahti 42172 1984
FH: 00391080 Cladonia stygia (Fries) Ruoss USA: New York [data not captured] T. T. Ahti 42059 1985
FH: 00391080 Cladonia subcariosa Nylander USA: New York [data not captured] T. T. Ahti 42059 1985
FH: 00391147 Cladonia subcariosa Nylander USA: New Jersey [data not captured] T. T. Ahti 42181 1984
FH: 00391332 Cladonia submitis A. Evans USA: New York [data not captured] T. T. Ahti 42049 1984-4-21
FH: 00391668 Cladonia tenuis (Flörke) Harmand Canada: Newfoundland & Labrador [data not captured] T. T. Ahti 1956-6-7
FH: 00391638 Cladonia terrae-novae Ahti Canada: Newfoundland & Labrador [data not captured] T. T. Ahti 1956-8-16
FH: 00391813 Cladonia transcendens (Vainio) Vainio USA: California [data not captured] T. T. Ahti 42461 1984-6-10
FH: 00391819 Cladonia transcendens (Vainio) Vainio USA: California [data not captured] T. T. Ahti 42362 1984-6-11
FH: 00391867 Cladonia turgida Ehrhart ex Hoffmann Canada: Newfoundland & Labrador [data not captured] T. T. Ahti 6279 1956-6-19
FH: 00407021 Cladonia umbricola T. Tonsberg & T. T. Ahti Canada: British Columbia [data not captured] T. T. Ahti 38940 1980-7-25
FH: 00407028 Cladonia umbricola T. Tonsberg & T. T. Ahti Canada: British Columbia [data not captured] T. T. Ahti 34083 1977-7-24
FH: 00407070 Cladonia uncialis (Linnaeus) Weber ex F. H. Wiggers Canada: British Columbia [data not captured] T. T. Ahti 39098 1980-7-27
FH: 00407177 Cladonia uncialis (Linnaeus) Weber ex F. H. Wiggers Canada: British Columbia [data not captured] T. T. Ahti 15064 1961-6-11
FH: 00407504 Cladonia verruculosa (Vainio) Ahti USA: California [data not captured] T. T. Ahti 42402 1984
FH: 00407505 Cladonia verruculosa (Vainio) Ahti USA: California [data not captured] T. T. Ahti 42477 1984
FH: 00391662 Cladonia wainioi Savicz Canada: British Columbia [data not captured] T. T. Ahti 39176 1980-7-27
FH: 00475409 Pycnothelia papillaria (Ehrhart) Dufour USA: New Jersey [data not captured] T. T. Ahti 42160 1984-5-6
Lecanoraceae
FH: 00476199 Pyrrhospora varians (Acharius) R. C. Harris USA: New Jersey [data not captured] T. T. Ahti 42175 1984-5-6
Lecideaceae
FH: 00476199 Lecidea varians Acharius USA: New Jersey [data not captured] T. T. Ahti 42175 1984-5-6
Parmeliaceae
FH: 00438269 Imshaugia aleurites (Acharius) S. L. F. Meyer USA: New York [data not captured] T. T. Ahti 42042 1984
FH: 00438306 Imshaugia placorodia (Acharius) S. L. F. Meyer USA: New York [data not captured] T. T. Ahti 42045 1984
Sphaerophoraceae
FH: 00478920 Sphaerophorus fragilis (Linnaeus) Persoon Canada: Newfoundland & Labrador Newfoundland Island: [data not captured] T. T. Ahti 1956-7-18
FH: 00479083 Sphaerophorus globosus (Hudson) Vainio Canada: British Columbia [data not captured] T. T. Ahti 14930 1958-9-30
Stereocaulaceae
FH: 00479452 Stereocaulon condensatum Hoffmann Canada: Ontario [data not captured] T. T. Ahti 1958
FH: 00479361 Stereocaulon depreaultii Delise ex Nylander Canada: Newfoundland & Labrador Newfoundland Island: [data not captured] T. T. Ahti 1956
FH: 00479362 Stereocaulon depreaultii Delise ex Nylander Canada: Newfoundland & Labrador Newfoundland Island: [data not captured] T. T. Ahti 541 1956
FH: 00197449 Stereocaulon grande (H. Magnusson) H. Magnusson Canada: Newfoundland & Labrador Grand Falls Distr., 4 mi SW of Stony Lake T. T. Ahti 1956-7-26
FH: 00479625 Stereocaulon grande (H. Magnusson) H. Magnusson Canada: Ontario [data not captured] T. T. Ahti 1958
FH: 00479626 Stereocaulon grande (H. Magnusson) H. Magnusson Canada: Ontario [data not captured] T. T. Ahti 1958
FH: 00479627 Stereocaulon grande (H. Magnusson) H. Magnusson Canada: Ontario [data not captured] T. T. Ahti 1958
FH: 00479668 Stereocaulon intermedium (Savicz) H. Magnusson Canada: Newfoundland & Labrador Newfoundland Island: [data not captured] T. T. Ahti 534 1956
FH: 00479669 Stereocaulon intermedium (Savicz) H. Magnusson Canada: Newfoundland & Labrador Newfoundland Island: [data not captured] T. T. Ahti 506 1956
FH: 00479670 Stereocaulon intermedium (Savicz) H. Magnusson Canada: Newfoundland & Labrador Newfoundland Island: [data not captured] T. T. Ahti 516 1956
FH: 00480040 Stereocaulon sasakii tomentosoides I. M. Lamb Canada: British Columbia [data not captured] T. T. Ahti 14926 1958-9-30
FH: 00480148 Stereocaulon saxatile H. Magnusson Canada: Ontario [data not captured] T. T. Ahti 1958
FH: 00480163 Stereocaulon saxatile H. Magnusson Canada: Ontario [data not captured] T. T. Ahti 1958
FH: 00480470 Stereocaulon tomentosum compacturn Frey Canada: Ontario [data not captured] T. T. Ahti 1958