Pollen and Spore Atlas

Potentilla erecta ROSACEAE

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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 striate 19.0 25.0 22.0 15.0 20.5 18.0 subprolate circular monad

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Wall Thickness 1.8
Pore Shape(s) lalongate
Morphology Notes Tricolporate. Subprolate in ev, circular in pv. Pore lalongate; colpus membrane patterned. 22 (19-25) x 18 (15-20). Exine 1.8, striate.

Ecology and Geography

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

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Habitat Notes On bank of river
Herbarium Link:


Collector ANU Access Code
Robbins 2444 MF No 106 2276

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Collection Site East Sepik Province, Sepik River near Nemchan village
Collection Country Papua New Guinea