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20 results for “Cosmarium”
FIGURES 19–28 in New taxa of Cosmarium and Euastrum (Zygnematophyceae) from the North Coast of Bahia, Brazil
FIGURES 19–28. Cosmarium panamense var. therezienii var. nov. (19–23): LM (20–23), SEM (19), frontal view (20–21), lateral view (22), apical view (23). Euastrum evolutum var. truncatum var. nov. (24–28): LM (25–26), SEM (24), frontal view (25–26), lateral view (27), apical view (28). Scale Bar: 10 μm.
FIGURES 6–18 in New taxa of Cosmarium and Euastrum (Zygnematophyceae) from the North Coast of Bahia, Brazil
FIGURES 6–18. Cosmarium lineatum sp. nov. (6–14): frontal view (6–12), details of the thick layer of mucilage (6), lateral view (13), apical view (14). C. margigranulatum sp. nov. (15–18): frontal view (15–16), lateral view (17), apical view (18). Scale Bar: 10 μm.
FIGURES 2–5. Line drawings. 2 in New taxa of Cosmarium and Euastrum (Zygnematophyceae) from the North Coast of Bahia, Brazil
FIGURES 2–5. Line drawings. 2. Cosmarium lineatum sp. nov. 3. C. margigranulatum sp. nov. 4. C. panamense var. therezienii var. nov. 5. Euastrum evolutum var. truncatum var. nov. Scale Bar: 10 μm.
FIGURE 1 in New taxa of Cosmarium and Euastrum (Zygnematophyceae) from the North Coast of Bahia, Brazil
FIGURE 1. Location map of Camaçari-Mirim river (P1–P2 stations) and Capivara Grande (P3–P5 stations) basin in municipality of Camaçari, Bahia, Brazil.
FIGURES 20–25. Cosmarium distentum. 20. Blooming population. 21 in Taxonomic notes on Dutch desmids VII (new species, new names, new record)
FIGURES 20–25. Cosmarium distentum. 20. Blooming population. 21. Cell in frontal view. 22. Cell in lateral view. 23. Cell in apical view. 24–25. Zygospores. Scale bar = 10 μm.
FIGURES 11–22 in Cosmarium bahianum, sp. nov. (Desmidiaceae), a new desmid species from a phytotelm habitat in the Brazilian restinga
FIGURES 11–22. Cosmarium bahianum sp. nov. 11–13. Cell division of the morphotype elliptical. 14. Cell division of the morphotype triangular. 15. Anomalous cell division 16–20. Zygospores formation. 21–22. Zygospores general view (SEM images). Bars 11–20= 10 μm; 21–22= 5 μm.
FIGURES 1–10 in Cosmarium bahianum, sp. nov. (Desmidiaceae), a new desmid species from a phytotelm habitat in the Brazilian restinga
FIGURES 1–10. Cosmarium bahianum sp. nov. 1. Blooming population 2–4. Morphotype elliptical. 2. Front view of the cell. 3. Apical view of the cell. 4. Side view of the cell. 5–7. Morphotype triangular. 5. Front view of the cell. 6. Apical view of the cell. 7. Side view of the cell. 8–10. Detail of the cell wall. 8. LM image. 9–10. SEM images. Bars 1–7= 10 μm; 8–10= 5 μm.
FIGURES 8–11. 8. Cosmarium rostafinskii. 9. C. benedictum. 10. C. amstelodamense. 11. C in Some new and interesting desmids (Streptophyta, Desmidiales) from ephemeral puddles in the urban and industrial areas of Amsterdam (Netherlands)
FIGURES 8–11. 8. Cosmarium rostafinskii. 9. C. benedictum. 10. C. amstelodamense. 11. C. benedictum, zygote. Scalebar = 10μm.
FIGURES 12–18. 12–14. Cosmarium notabile. 15–16. C. galeatum. 17. C. fruticosum. 18. C in Some new and interesting desmids (Streptophyta, Desmidiales) from ephemeral puddles in the urban and industrial areas of Amsterdam (Netherlands)
FIGURES 12–18. 12–14. Cosmarium notabile. 15–16. C. galeatum. 17. C. fruticosum. 18. C. scutiforme. Scalebar = 10μm.
FIGURE 1 in Cosmarium knopkirri sp. nov. (Desmidiaceae, Zygnematophyceae) from a tropical wetland in northern Mozambique
FIGURE 1. Location of the sampling site in Cabo Delgado Province of Mozambique (indicated by red star). Map modified from https:// www.geographicguide.com/
FIGURES 2–8 in Cosmarium knopkirri sp. nov. (Desmidiaceae, Zygnematophyceae) from a tropical wetland in northern Mozambique
FIGURES 2–8. Light microscope images of the type material of Cosmarium knopkirri sp. nov. from the wetland system near Palma, Cabo Delgado Province, Mozambique. 2–5. Front view of vegetative cell with younger semicell, 6–7. Apical view, 8. Semicell. Scale bar = 20 μm.
FIGURES 26–34. SEM photographs. 26. Cosmarium mandosii. 27. C. arcuatiporosum. 28. C. logiensiforme. 29. Euastrum tumoriferum. 30 in Taxonomic notes on desmids from the Netherlands III, with a description of five new species
FIGURES 26–34. SEM photographs. 26. Cosmarium mandosii. 27. C. arcuatiporosum. 28. C. logiensiforme. 29. Euastrum tumoriferum. 30 Eu. neogutwinskii. 31.Eu. dubioides. 32. Eu. dubium var. dubium. 33 Eu. dubium var. ornatum. 34. Eu. denticulatum. Scale bar = 10 µm.
FIGURES 1–6. Drawings 1. Cosmarium logiensiforme. 2. C. mandosii. 3. C in Taxonomic notes on desmids from the Netherlands III, with a description of five new species
FIGURES 1–6. Drawings 1. Cosmarium logiensiforme. 2. C. mandosii. 3. C. arcuatiporosum (with zygospore). 4. Euastrum tumoriferum. 5. Eu. dubioides. 6. Eu. neogutwinskii (with zygospore).
FIGURE 3 in Taxonomic updates and a new variety of Cosmarium redimitum from South America
FIGURE 3. Updated distribution of Cosmarium redimitum in South America. 1—Borge 1899; 2—Thérézien 1985; 3—Oliveira 2000; 4— Coesel 1992; 5—Duque et al. 2013; 6—Salazar & Guarrera 2000; 7—Couté & Tell 1981; 8—Borge 1925; 9—Grönblad 1945; 10—Förster 1964; 11—Förster 1969; 12—Thomasson 1971; 13—Sophia & Dias 1996; 14—Pereira 2011; 15—Bicudo et al. 2019; 16—Saturtino et al. 2020; * New records from Bahia.
FIGURE 2 in Taxonomic updates and a new variety of Cosmarium redimitum from South America
FIGURE 2. Cosmarium redimitum var. acroscrobiculatum var. nov. (SEM). A–B. Frontal view C. Cell division F. Cell wall details; white arrowheads—flattened tubercles; yellow arrowheads—scrobicles. E. Apical view.
FIGURE 1 in Taxonomic updates and a new variety of Cosmarium redimitum from South America
FIGURE 1. Cosmarium redimitum var. acroscrobiculatum var. nov. (LM). A–D. Frontal view E. Apical view; arrowheads—scrobicles. F. Cell division G. Zygospore; arrowheads—elongated tubercles of the mother cell.
FIGURES 33–59 in Taxonomic notes on some Cosmarium species (Desmidiaceae, Zygnematophyceae) from Brazil
FIGURES 33–59. LM and SEM. 33–38. Cosmarium pygmaeum: LM (33–37), SEM (38), frontal view (33–35), lateral view (36), apical view (37), 39–45. C. trinodulum: LM (39–44), SEM (45): frontal view (39–42, 45), lateral view (43), apical view (44), 46–54. C. trinodulum var. brasiliense: LM (46–53), SEM (54), frontal view (46–50, 54), lateral view (51), apical view (52, 53), 55–59. C. trinodulum var. pilgeri: frontal view (55–57, 57—Cell division), lateral view (58), apical view (59). Scale bar: 10 μm, except Fig. 38 (2 μm).
FIGURES 1–8. Line drawings. 1. Cosmarium boeckii var. areolatum 2. C. clepsydra var. incrassatum 3. C. heptangulare 4. C. kanetsunae 5. C. pygmaeum 6. C. trinodulum 7. C. trinodulum var. brasiliense 8. C in Taxonomic notes on some Cosmarium species (Desmidiaceae, Zygnematophyceae) from Brazil
FIGURES 1–8. Line drawings. 1. Cosmarium boeckii var. areolatum 2. C. clepsydra var. incrassatum 3. C. heptangulare 4. C. kanetsunae 5. C. pygmaeum 6. C. trinodulum 7. C. trinodulum var. brasiliense 8. C. trinodulum var. pilgeri.
FIGURES 9–32 in Taxonomic notes on some Cosmarium species (Desmidiaceae, Zygnematophyceae) from Brazil
FIGURES 9–32. LM and SEM. 9–15. Cosmarium boeckii var. areolatum: LM (9–12), SEM (15), frontal view (9, 10, 15), lateral view (11, 12), apical view (13, 14), 16–21. C. clepsydra var. incrassatum: frontal view (16–19), lateral view (20), apical view (21), 22–26. C. heptangulare: LM (22–25), SEM (26), frontal view (22–23, 26), lateral view (24), apical view (25), 27–32. C. kanetsunae: frontal view (27–28), lateral view (29, 30), apical view (31, 32). Scale bar: 10 μm, except Fig. 15 (5 μm).
FIGURES 11–19. 11–15. Cosmarium bipyrenoideum.16–19 in Taxonomic notes on Dutch desmids VII (new species, new names, new record)
FIGURES 11–19. 11–15. Cosmarium bipyrenoideum.16–19. Cosmarium cataractarum. Scale bar = 10 μm.
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