Pollen and Spore Atlas

Canthium cymigerum RUBIACEAE

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


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 triporate reticulate 29.0 33.0 31.0 32.0 36.5 35.0 oblate triangular (convex) monad

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Surface Pattern 'reticulate':
Murus Formation 3
Wall Thickness 1.8
Morphology Notes Triporate. Oblate spheroidal in ev, rounded triangular in pv. 31 (29-33) x 35 (32-37). Exine 1.8, retipilate/reticulate.

Ecology and Geography

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

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Habitat Notes Project Areas: Moorea, Tahiti
Herbarium Link:


Collector ANU Access Code
T. Hartley 10196 CSIRO 10667

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Collection Site Morobe Province, Lae District, Burep River, 15 miles northeast of Lae
Collection Country Papua New Guinea
Collection Notes M. Prebble's collection.