Pollen and Spore Atlas

Scyphiphora hydrophyllacea RUBIACEAE

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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 20.7 23.9 22.5 18.1 22.2 19.9 circular circular monad

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Aperture Count(s) 3
Wall Evenness(es) even
Wall Thickness 2.34
Pore Shape(s) circular
Pore Size 3.07
Morphology Notes Circular to suboblate in ev. Colpi broad and long with granular membrane. Pore structure complex, size: 2.86 - 3.35. Exine thickness: 1.91 - 2.66 with strong reticulation.

Ecology and Geography

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

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Vegetation Community(-ties) woodland, open forest
Common Name yamstick mangrove
Habitat Notes Along the inner (landward) margins of mangrove zones, tidal swamps and waterways. Monotypic along Indo-malaysian to north Australian coasts.
Herbarium Link:


Collector ANU Access Code
R. D. Hoogland. No. 4378 11656

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Collection Site Northern Province
Collection Country Papua New Guinea
Collection Date 1954-01-01
Collection Notes Photographed