Pollen and Spore Atlas

Polygonum attenuatum POLYGONACEAE

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polar view
polar view
surface pattern
surface pattern
wall view
wall view
aperture view
aperture view


Pollen / Spore Morphologic Type(s) Surface Pattern(s) Polar Size Equatorial Shape(s) Polar Shape(s) Grain Arrangement(s)
min max mean
pollen pantoporate reticulate 37.6 51.0 43.8 circular circular monad

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Aperture Count(s) M
Surface Pattern 'reticulate':
Murus Formation 3
Murus Complexity(-ties) simplicolumellate
Wall Evenness(es) even
Columella visible
Pore Shape(s) circular

Ecology and Geography

Plant Type Cotyledon Type Floristic Region(s) Habit Aquatic(s)
angiosperm dicot Papua New Guinea (lowland) emergent

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Common Name hairy knotweed
Habitat Notes Edge of lake-water depth. 2 m aquatic - flower stalks and hairs above water. Long subaqueous thizones.
Herbarium Link:


Collector ANU Access Code
Garett-Jones 21183 12094

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Collection Site Morobe Province, Lae District, Markham Valley, Yanamugi Lake, near Yatsing village
Collection Country Papua New Guinea
Collection Latitude & Longitude 0.0, 0.0
Collection Notes Photographed