Closteriaceae –
Archaeplastida
Observations on Closterium striolatum
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Closterium striolatum Ehrenberg ex Ralfs 1848
Most likely ID: n.a.
Basionym: n.a.
Add’l Synonyms: Closterium spirale Corda 1835
Closterium striolatum var. elongatum Rabenhorst 1868
Closterium subdirectum West 1889
Closterium striolatum var. orthonotum J.Roy 1890
Arthrodia striolata (Ralfs) Kuntze 1891
Arthrodia spiralis Corda ex Kuntze 1891
Arthrodia subdirecta (West) Kuntze 1891
Closterium striolatum var. subdirectum (West) Willi Krieger 1935
Sampling date 06/2024. Scale bars indicate 50 µm.
Three images. Optical journey into the cell.
| First: | Synoptic representation of the cell. |
| Second: | Optical cross-section showing alate (with star-shaped cross-section) chloroplasts. |
| Third: | Optical cross-section showing the nucleus. |
Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!
Place name: Wetland Lauchseemoor, Fieberbrunn (Tyrol, Austria)
Latitude: 47.46954439 Longitude: 12.53826499
Microscope Zeiss Universal, camera Olympus OM-D M5 MKII. DOF images.
Sampling date 06/2024. Scale bars indicate 50 µm.
Three images. Optical journey into the cell with unusual, slightly slanted striation.
| First: | Synoptic representation of the cell. |
| Second: | Optical cross-section showing two small crystals in the upper vacuole. |
| Third: | Optical cross-section showing the nucleus and a third crystal in the upper vacuole. Typically, the vacuoles contain only one crystal each. |
Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!
Place name: Wetland Lauchseemoor, Fieberbrunn (Tyrol, Austria)
Latitude: 47.46954439 Longitude: 12.53826499
Microscope Zeiss Universal, camera Olympus OM-D M5 MKII. DOF images.
Sampling date 06/2024. Scale bars indicate 100 µm.
Four images. Optical journey into the cell.
| First: | Synoptic representation of the cell. |
| Second and third: | Optical cross-section showing chloroplasts. |
| Fourth: | Optical cross-section showing a terminal vacuole with one crystal and the cell nucleus. |
Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!
Place name: Wetland Lauchseemoor, Fieberbrunn (Tyrol, Austria)
Latitude: 47.46954439 Longitude: 12.53826499
Microscope Zeiss Universal, camera Olympus OM-D M5 MKII. DOF images.
Sampling date 10/2019. Scale bars indicate 50 µm.
Two images.
| First: | Synoptic representation of the cell surface. |
| Second: | Optical cross-section through ribs of the stellate chloroplasts, nucleus and terminal vacuoles. |
Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!
Place name: Bog Waasenmoos, Pass Thurn near Mittersill (Tyrol, Austria)
Latitude: 47.30234117 Longitude: 12.41751194
Microscope Zeiss Axioplan, camera Olympus OM-D M5 MKII. DOF images.
Sampling date 10/2019. Scale bars indicate 100 µm.
Two images.
| First: | Synoptic representation of the stellate chloroplasts. |
| Second: | Optical cross-section through ribs of the stellate chloroplasts, nucleus and terminal vacuoles. |
Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!
Place name: Bog Waasenmoos, Pass Thurn near Mittersill (Tyrol, Austria)
Latitude: 47.30234117 Longitude: 12.41751194
Microscope Zeiss Axioplan, camera Olympus OM-D M5 MKII. DOF images.
Sampling date 06/2023. Scale bars indicate 50 µm.
Four images.
| First: | Synoptic representation of the cell surface showing girdle bands. |
| Second: | First optical cross-section showing the structure of the chloroplasts. |
| Third and fourh: | Pyrenoids. |
Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!
Place name: Wetland Lauchseemoor, Fieberbrunn (Tyrol, Austria)
Latitude: 47.46954439 Longitude: 12.53826499
Microscope Zeiss Axioplan, camera Olympus OM-D M5 MKII. DOF images.
Sampling date 04/2007. Scale bars indicate 25 µm.
Two images.
Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!
Place name: Bog near Salzburg (Austria)
Latitude: 48.068516 Longitude: 12.954134
Microscope Zeiss Universal, camera Olympus C7070WZ. DOF images.
Sampling date 04/2007. Scale bars indicate 100 µm.
Chloroplasts with stellate shape in cross-section. The inset shows the delicate surface texture of cell wall surface in high resolution (Planapochromat 63/1.4). The usually seen longitudinal stripes are not yet developed.
First cell developed from a cystozygote. In species with girdle bands, first cells are characterized by the fact that they are without them!
Place name: Bog near Salzburg (Austria)
Latitude: 48.068516 Longitude: 12.954134
Microscope Zeiss Universal, camera Olympus C7070WZ. DOF images.
© Wolfgang Bettighofer,
images under Creative Commons License V 3.0 (CC BY-NC-SA).
For permission to use of (high resolution) images please contact postmaster@protisten.de.
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discoides
gibba
cassis
elongata
oblonga
bathystoma
capreolata
var. masurica
globulosa
truncata
parva
globularis
fimbriata
chinensis
wailesii
concinnus
filifera
lineare
urceolata
enchelys
oblonga
artocrea
crenulata
spec.
brevicolla
placentula
var. euglypta
bryophila
spiralis
galeata
mitrata
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didelta
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