Australasian
Pollen and Spore Atlas
 

Ilex arnhemensis AQUIFOLIACEAE

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Code159-1-3c

Images

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

Morphology

Pollen / Spore Morphologic Type(s) Surface Pattern(s) Equatorial Size Polar Size Equatorial Shape(s) Polar Shape(s) Grain Arrangement(s)
min max mean min max mean
pollen tricolporate gemmate 20.7 25.3 23.8 17.4 21.4 19.8 oblate circular monad

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Aperture Count(s) 3
Wall Evenness(es) even
Wall Thickness 5.2
Pore Shape(s) lalongate
Morphology Notes Oblate to spheroidal. Wall thickness average 5.2; sexine thicker than nexine.



Ecology and Geography

Plant Type Cotyledon Type Floristic Region(s) Habit Terrestrial(s)
angiosperm dicot Papua New Guinea (lowland) tree

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Vegetation Community(-ties) closed forest
Ecology Notes Brock, J. (2001) Native Plants of Northern Australia. Reed New Holland Publishers, Sydney. Recorded by pollen sample collector as a small tree (3m) in grasslands on slope bording a swamp.
Habitat Notes Small tree 3m in grasslands on slope borering swamp
Herbarium Link: http://www.anbg.gov.au/cpbr/herbarium/index.html



Collection

Collector ANU Access Code
Van Royen NGF 20083 11430

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Collection Site Morobe Province, Lae District, Red Hill swamp
Collection Country Papua New Guinea
Collection Notes Kimberley Region, Western Australian Pollen Flora