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Jeffrey R. Johansen
Jeffrey R. Johansen
Professor of Biology, John Carroll University
Verified email at jcu.edu
Title
Cited by
Cited by
Year
Taxonomic classification of cyanoprokaryotes (cyanobacterial genera) 2014, using a polyphasic approach
J Komárek, J Kaštovský, J Mareš, JR Johansen
Preslia 86 (4), 295-335, 2014
11502014
Microbiotic crusts and ecosystem processes
RD Evans, JR Johansen
Critical reviews in plant sciences 18 (2), 183-225, 1999
5091999
Cryptogamic crusts of semiarid and arid lands of North America
JR Johansen
Journal of phycology 29 (2), 140-147, 1993
4591993
Is the 16S–23S rRNA internal transcribed spacer region a good tool for use in molecular systematics and population genetics? A case study in cyanobacteria
SL Boyer, VR Flechtner, JR Johansen
Molecular biology and evolution 18 (6), 1057-1069, 2001
4482001
Molecular and morphological characterization of ten polar and near‐polar strains within the Oscillatoriales (Cyanobacteria) 1
DA Casamatta, JR Johansen, ML Vis, ST Broadwater
Journal of phycology 41 (2), 421-438, 2005
2722005
Filamentous cyanobacteria
J Komárek, JR Johansen
Freshwater Algae of North America, 135-235, 2015
2622015
Recognizing cyanobacterial diversity through adoption of a new species paradigm
JR Johansen, DA Casamatta
Algological studies 117 (1), 71-93, 2005
2262005
Morphological and molecular characterization of selected desert soil cyanobacteria: three species new to science including Mojavia pulchra gen. et sp. Nov.
K Řeháková, JR Johansen, DA Casamatta, L Xuesong, J Vincent
Phycologia 46 (5), 481-502, 2007
2232007
A UNIQUE PSEUDANABAENALEAN (CYANOBACTERIA) GENUS NODOSILINEA GEN. NOV. BASED ON MORPHOLOGICAL AND MOLECULAR DATA1
RB Perkerson III, JR Johansen, L Kovacik, J Brand, J Kaštovský, ...
Journal of Phycology 47 (6), 1397-1412, 2011
2172011
Seven new species of Oculatella (Pseudanabaenales, Cyanobacteria): taxonomically recognizing cryptic diversification
K Osorio-Santos, N Pietrasiak, M Bohunická, LH Miscoe, L Kováčik, ...
European journal of phycology 49 (4), 450-470, 2014
2092014
PHYLOGENY AND GENETIC VARIANCE IN TERRESTRIAL MICROCOLEUS (CYANOPHYCEAE) SPECIES BASED ON SEQUENCE ANALYSIS OF THE 16S rRNA GENE …
SL Boyer, JR Johansen, VR Flechtner, GL Howard
Journal of phycology 38 (6), 1222-1235, 2002
2082002
Coleofasciculus gen. nov.(Cyanobacteria): Morphological and Molecular Criteria for Revision of the Genus microcoleus gomont 1
MA Siegesmund, JR Johansen, U Karsten, T Friedl
Journal of Phycology 44 (6), 1572-1585, 2008
2042008
Recovery patterns of cryptogamic soil crusts in desert rangelands following fire disturbance
JR Johansen, LL St. Clair, BL Webb, GT Nebeker
Bryologist, 238-243, 1984
1691984
Cryptogamic soil crusts: enhancement of seedling establishment in disturbed and undisturbed areas.
LL St. Clair, BL Webb, JR Johansen, GT Nebeker
1611984
Wind erodibility of soils at Fort Irwin, California (Mojave Desert), USA, before and after trampling disturbance: implications for land management
J Belnap, SL Phillips, JE Herrick, JR Johansen
Earth Surface Processes and Landforms: The Journal of the British …, 2007
1512007
Utility of 16S-23S ITS sequence and secondary structure for recognition of intrageneric and intergeneric limits within cyanobacterial taxa: Leptolyngbya corticola sp. nov …
JR Johansen, L Kovacik, DA Casamatta, KF Iková, J Kastovský
Nova Hedwigia 92 (3), 283, 2011
1502011
Effects of rangefire on soil algal crusts in semiarid shrub-steppe of the lower Columbia Basin and their subsequent recovery
JR Johansen, J Ashley, WR Rayburn
The Great Basin Naturalist, 73-88, 1993
1471993
Molecular and morphological criteria for revision of the genus Microcoleus (Oscillatoriales, Cyanobacteria)
O Strunecký, J Komárek, J Johansen, A Lukešová, J Elster
Journal of phycology 49 (6), 1167-1180, 2013
1442013
Spirirestis rafaelensis gen. et sp. nov.(Cyanophyceae), a new cyanobacterial genus from arid soils
VR Flechtner, SL Boyer, JR Johansen, ML DeNoble
Nova Hedwigia 74 (1-2), 1-24, 2002
1412002
Diatomsofaerial habitats
JR Johansen
The diatoms: applications for the environmental and earth sciences 465, 2010
1332010
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