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- Publications
- Influence
PHYLOGENY OF THE CONJUGATING GREEN ALGAE (ZYGNEMOPHYCEAE) BASED ON rbc L SEQUENCES
- R. McCourt, K. Karol, +4 authors R. W. Hoshaw
- Biology, Medicine
- Journal of phycology
- 1 August 2000
Sequences of the gene encoding the large subunit of RUBISCO (rbcL) for 30 genera in the six currently recognized families of conjugating green algae (Desmidiaceae, Gonatozygaceae, Mesotaeniaceae,… Expand
Ploidal changes in clonal cultures of Spirogyra communis and implications for species definition
- R. W. Hoshaw, J. Wang, Richard M. Mccourt, H. M. Hull
- Biology
- 1 July 1985
A POLYPLOID SPECIES COMPLEX OF SPIROGYRA COMMUNIS (CHLOROPHYTA) OCCURRING IN NATURE 1
- J. Wang, R. W. Hoshaw, Richard M. Mccourt
- Biology
- 1 March 1986
Investigations were conducted to determine whether ploidal changes found in laboratory cultures of Spirogyra also occur in nature. In an earlier study filament types identifiable as three different… Expand
ENVIRONMENTAL FACTORS AFFECTING RESISTANCE TO DESICCATION IN THE DIATOM STAURONEIS ANCEPS
- H. Hostetter, R. W. Hoshaw
- Biology
- 1 May 1970
Several environmental parameters influence the ability of Stauroneis anceps Ehr. to survive periods of dehydration to equilibrium with atmospheric humidity. Cells grown in soil-water are better able… Expand
DISTRIBUTION, MORPHOLOGICAL DIVERSITY AND EVIDENCE FOR POLYPLOIDY IN NORTH AMERICAN ZYGNEMATACEAE (CHLOROPHYTA) 1
- Richard M. Mccourt, R. W. Hoshaw, J. Wang
- Biology
- 1 September 1986
Large‐scale collections of Zygnemataceae in the continental United States of America were made between March and August in 1982, 1983, and 1984. Collections were made on a 31000‐km transect through… Expand
Advanced anisogamy in Chlamydomonas monadina (Chlorophyceae) with special reference to vacuolar activity during sexuality
- J. R. Rosowski, R. W. Hoshaw
- Biology
- 1 December 1988
Abstract A homothallic strain of Chlamydomonas monadina Stein, UTEX 760, produced cells of three sizes. The largest were always vegetative while the middle size and smallest cells could act as… Expand
Interpretation of zygospore wall structure and taxonomy of Spirogyra and Sirogonium (Zygnemataceae, chlorophyta)
- H. M. Hull, R. W. Hoshaw, J. Wang
- Biology
- 1 June 1985
Abstract Because of the importance of zygospore wall ultrastructure in identification of zygnematacean algae, chemical and enzymatic preparatory methods for scanning electron microscopy (SEM) were… Expand
The Application of Algal Culture Methods to Studies on the Distribution of Spirogyra in Southern and Eastern Arizona
- F. B. Rickert, R. W. Hoshaw
- Biology
- 1968
Diversity of Spirogyra (Chlorophyta) filament types on an altitudinal gradient
- J. Wang, R. W. Hoshaw, Richard M. Mccourt
- Biology
- 1 December 1989
A seasonal survey of Spirogyra strains in an intermittent stream in southern Arizona, USA, was conducted from spring 1981 to winter 1982. The diversity and distribution of six morphologically… Expand
CULTIVATION OF A FILAMENTOUS ALGA IN QUANTITY ON AGAR PLATES 1, 2
- J. R. Rosowski, R. W. Hoshaw
- Biology
- 1 June 1970
A method for the cultivation of Zygnema in quantity on agar plates is described. Axenic filaments were chopped with razor blades, and 4 ml of the suspension of short filaments in nutrient medium were… Expand