Pollen and Spore Atlas

Homalanthus nervosus EUPHORBIACEAE

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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 26.0 28.0 27.0 21.5 24.0 23.0 subprolate trilobate monad

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Wall Thickness 2.4
Pore Shape(s) lalongate
Morphology Notes Tricolporate. Subprolate in ev, trilobed in pv. Pore lalongate. 27 (26-28) x 23 (21-24). Exine 2.4, sexine = nexine, reticulate.

Ecology and Geography

Plant Type Cotyledon Type Floristic Region(s)
angiosperm dicot Papua New Guinea (highland)

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Habitat Notes Small tree 4-6 metres
Herbarium Link:


Collector ANU Access Code
Darbyshire 336 2466

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Collection Site West Sepik Province, Aitape-Lumi District, Mt Somaro
Collection Country Papua New Guinea
Collection Altitude 1371.6