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16 results for “Euastrum”
Figs. 25-45. 25 in Novos registros de táxons dos gêneros Euastrum Ehrenb. ex Ralfs e Micrasterias C. Agardh ex Ralfs (Zygnematophyceae, Desmidiaceae) para a Bahia e o Brasil
Figs. 25-45. 25. Euastrum gayanum var. gayanum; 26. E. gayanum var. angulatum; 27. E. gemmatum var. pinheirensis; 28. E. humbertii; 29-31. E. inerme; 32. E. inusitatum var. symmetricum; 33. E. luetkemuellerii var. luetkemuellerii; 34. E. luetkemuellerii var. carniolicum; 35. E. montanum var. montanum; 36-38. E. obesum var. obesum; 39, 40. E. pectinatum var. brasiliense; 41. E. pectinatum var. pinhareense; 42, 43. E. platycerum var. groenbladii f. goyazense; 44. E. rectangulare; 45. E. spinulosum var. grandeornatum. Barras: Figs. 25, 26, 29-31, 35, 44 = 10 µm; Figs. 28, 32-34, 36-40, 42, 43, 45 = 20 µm; Figs. 27, 41 = 30 µm.
Figs. 46-60. 46 in Novos registros de táxons dos gêneros Euastrum Ehrenb. ex Ralfs e Micrasterias C. Agardh ex Ralfs (Zygnematophyceae, Desmidiaceae) para a Bahia e o Brasil
Figs. 46-60. 46. Euastrum sublobatum var. sublobatum; 47. E. sublobatum var.dissimile; 48. E. sublobatum var. subangustatum; 49. E. subornatum var. brasiliense; 50. E. umbonatum; 51. Micrasterias arcuata var. expansa f. expansa; 52. M. denticulata var. denticulata; 53, 54. M. laticeps var. ampliata; 55, 56. M. prescottiana; 57. M. papillifera var. glabra; 58. M. radiosa var. radiosa; 59, 60. M. radiosa var. ornata f. ornata. Barras: Figs. 48, 49 = 10 µm; Figs. 46, 20 = 20 µm; Figs. 51= 40 µm; Figs. 52-60 = 50 µm.
Figs. 2-24. 2 in Novos registros de táxons dos gêneros Euastrum Ehrenb. ex Ralfs e Micrasterias C. Agardh ex Ralfs (Zygnematophyceae, Desmidiaceae) para a Bahia e o Brasil
Figs. 2-24. 2. Euastrum abruptum var. lagoense; 3. E. ansatum var. attenuatum; 4, 5. E. attenuatum var. brasiliense; 6. E. arciferum var. mediolaeve; 7, 8. E. binale var. hians; 9. E. binale var. papiliferum; 10, 11. E. cornubiense var. cornubiense; 12. E. cornubiense var. medianum; 13, 14. E. croasdaleae var. croasdaleae; 15. E. cuspidatum var. goyazense; 16, 17. E. divaricatum var. divaricatum; 18, 19. E. dubium var. dubium; 20, 21. E. eckertii; 22. E. evolutum var. perornatum; 23, 24. E. fissum var. brasiliense. Barras: Figs. 6-9, 13, 14, 16, 17 = 10 µm; Figs. 2-5, 10-12, 15, 18-24 = 20 µm.
Fig. 1 in Novos registros de táxons dos gêneros Euastrum Ehrenb. ex Ralfs e Micrasterias C. Agardh ex Ralfs (Zygnematophyceae, Desmidiaceae) para a Bahia e o Brasil
Fig. 1. Mapa de localização do Brasil e do estado da Bahia. Em destaque a Área de Proteção Ambiental Litoral Norte.
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 –. Euastrum subalpinum (114–117), apical view (115), lateral view (116), morphological variability (117); Euastrum subalpinum var. crassum (118–121), apical view (119), lateral view (120), semicell face with wart (arrow) (121); Micrasterias laticeps var. aequilobata (122–123), morphological variability (123); Micrasterias truncata var. pusilla (124–125), median sinus, lobes and lobules – detail (125); Spondylosium pulchellum var. constrictum (126–128), apical view (127), lateral view (128); Staurastrum capitulum (129–132), apical view (130), lateral view (131), cell wall (132); Staurastrum circulare var. americanum (133–135), apical view (134), lateral view (135); Staurastrum cosmarioides (136–138), triangular apical view (137), quadrangular apical view (138); Staurastrum margaritaceum var.alpinum (139–142), apical view (140), cell wall (141), apical view and cell wall (142); Staurastrum orbiculare (143–145), apical view (144), closed basal angles (145); Staurastrum punctulatum (146–147), apical view (147); Staurodesmus controversus (148–149), apical view (149); Staurodesmus convergens (150–151), apical view (151); Staurodesmus croasdaleae (152–153), morphological variability (153). Scale bar 10 µm (114–121, 125–135, 137–151)), 50 µm (122–124, 136, 152–153). in The forgotten world of subaerial desmids (Zygnematophyceae) in the Atlantic Forest, southeast Brazil
FIGURES –. Euastrum subalpinum (114–117), apical view (115), lateral view (116), morphological variability (117); Euastrum subalpinum var. crassum (118–121), apical view (119), lateral view (120), semicell face with wart (arrow) (121); Micrasterias laticeps var. aequilobata (122–123), morphological variability (123); Micrasterias truncata var. pusilla (124–125), median sinus, lobes and lobules – detail (125); Spondylosium pulchellum var. constrictum (126–128), apical view (127), lateral view (128); Staurastrum capitulum (129–132), apical view (130), lateral view (131), cell wall (132); Staurastrum circulare var. americanum (133–135), apical view (134), lateral view (135); Staurastrum cosmarioides (136–138), triangular apical view (137), quadrangular apical view (138); Staurastrum margaritaceum var.alpinum (139–142), apical view (140), cell wall (141), apical view and cell wall (142); Staurastrum orbiculare (143–145), apical view (144), closed basal angles (145); Staurastrum punctulatum (146–147), apical view (147); Staurodesmus controversus (148–149), apical view (149); Staurodesmus convergens (150–151), apical view (151); Staurodesmus croasdaleae (152–153), morphological variability (153). Scale bar 10 µm (114–121, 125–135, 137–151)), 50 µm (122–124, 136, 152–153).
FIGURES 15–30 in Five new taxa and a new record of Euastrum (Desmidiaceae) from the Chapada Diamantina region, Bahia State, Brazil
FIGURES 15–30. Euastrum marimbusense sp. nov.: LM (15–18); SEM (19), frontal view (15, 16, 19), apical view (17), lateral view (18). Euastrum ornatiscrobiculatum sp. nov.: LM (20–24); SEM (25), head of arrows indicating scrobiculae along the lateral margins of the lobes; frontal view (20–22, 25), apical view (23), lateral view (24). Euastrum praemorsum var. foersteri var. nov.: LM (26–29); SEM (30), frontal view (26, 27, 30), apical view (28), lateral view (29). Scale Bars: 10 μm.
FIGURES 2–14 in Five new taxa and a new record of Euastrum (Desmidiaceae) from the Chapada Diamantina region, Bahia State, Brazil
FIGURES 2–14. Euastrum abruptum var. chapadae var. nov.: LM (2–4); SEM (5), frontal view (2, 3, 5), lateral view (4). Euastrum fissum var. nordestinum var. nov.: LM (6–8); SEM (9). Euastrum groenbladii: LM (10–13); SEM (14), head of arrows indicating a line composed of supra-isthmal granules; frontal view (10, 11, 14), apical view (12), lateral view (13). Scale Bars: 10 μm.
FIGURE 1 in Five new taxa and a new record of Euastrum (Desmidiaceae) from the Chapada Diamantina region, Bahia State, Brazil
FIGURE 1. Map of the Pantanal dos Marimbus, Chapada Diamantina, Bahia, Brazil (modified from França et al. 2011).
FIGURES 4–10 in Euastrum kossinskiae: a new species of desmid from the aapa mire of the Vologda Region (European Russia)
FIGURES 4–10. Euastrum kossinskiae sp. nov. 4–6. Light microscopy: 4, 5 Cell in frontal view. 6 Cell in lateral view. 7–10. SEM: 7, 8 Cell in frontal view. 9 Cell in apical view. 10 Cell in lateral view. Scale bars: 4–6 = 10 μm; 7–10 = 2 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.
Figs. 61-67. 61, 62 in Novos registros de táxons dos gêneros Euastrum Ehrenb. ex Ralfs e Micrasterias C. Agardh ex Ralfs (Zygnematophyceae, Desmidiaceae) para a Bahia e o Brasil
Figs. 61-67. 61, 62. Micrasterias thomasiana var. notata; 63, 64. M. torreyi var. nordstedtiana; 65-67. M. truncata var. truncata f. gibbosa. Barras: Figs. 63-67 = 50 µm; Figs. 61, 62 = 100 µm.
FIGURES 26–29. Euastrum spondylosioides. 28–29 courtesy M in Taxonomic notes on Dutch desmids VII (new species, new names, new record)
FIGURES 26–29. Euastrum spondylosioides. 28–29 courtesy M. van Westen. Scale bar = 10 μm.
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