Australasian
Pollen and Spore Atlas
 

Dillenia papuana DILLENIACEAE

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Code182-3-6

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 reticulate 23.9 28.1 25.8 21.4 25.2 23.7 oblate circular monad

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Aperture Count(s) 3
Wall Evenness(es) thinner on pole
Colpus Length(s) 1/2, 1/3
Morphology Notes Tricolpate. Oblate spheroidal in ev, circular in pv. Colpus membranes patterned. 21 (19-24) x 22 (20-24). Exine 1.8, sexine greater than nexine; reticulate to granulate



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, open forest
Ecology Notes Synonyms: Dillenia calothyrsa Diels Wormia calothyrsa (Diels.) Gilg. & Werderm Wormia papuana (Martelli) Gilg. & Werderm
Habitat Notes Large canopy tree Freshwater swamp forests associated with river environments and behind mangrove habitats.
Herbarium Link: http://www.anbg.gov.au/cpbr/herbarium/index.html



Collection

Collector ANU Access Code
P. J. Darbyshire & Hoogland. 11283

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Collection Site Near Geinini Village.
Collection Country Papua New Guinea
Collection Notes Photographed