Pollen and Spore Atlas

Cyperus vegetus CYPERACEAE

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equatorial view
equatorial view
polar view
polar view
surface pattern
surface pattern
wall view
wall view
aperture view
aperture view
unique feature
unique feature


Pollen / Spore Morphologic Type(s) Surface Pattern(s) Equatorial Size Polar Size Equatorial Shape(s)
min max mean min max mean
pollen inaperturate psilate 25.0 20.0 prolate

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Aperture Count(s) 4
Exine Type(s) tectate
Pore Size irregular
Pore Colpus(es) 4
Morphology Notes Periporate. Lacunae (pore aperture): exine broken with irregular pore apertures poorly defined. Tectate/psilate. Exine: 1.5um thick. Ovoid to pear shaped. Lacunae length more than 20% of grain.

Ecology and Geography

Plant Type Cotyledon Type Floristic Region(s) Habit Terrestrial(s) Habit Aquatic(s)
angiosperm monocot East Pacific Islands,
Other outside Australasia
herb emergent

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Vegetation Community(-ties) disturbed/anthropogenic, herbland
Common Name Tall Flatsedge, Nutsedge, Umbrella Sedge
Habitat Notes Temperate South America, Juan Fernandez, Easter Island. Considered native to western North America but also found in the Canary Islands and southern Europe. Collected from the floating mat of Rano Kao March 2008 by Gossen et al. Sedge prefers moist places including wet soils, clay or gravel. Thrives on disturbed plant communities and seasonal creeks.
Herbarium Link:


Warnock 63

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Collection Site Christchurch
Collection Country New Zealand
Collection Date 1935-03-03
Preparation Method Cor, KOH, acet, saf
Slide Medium silicon
Preparation Date 2007-11-13
Microscopic Instrument LEICA DMLB #188768
Collection Notes Processed at the Pollen Laboratory, University of Minnesota, USA from the collecton of Ed Cushing, slide ref. B3641.