Australasian
Pollen and Spore Atlas
 

Malvastrum americanum MALVACEAE

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Code178-6-2

Images

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) Grain Arrangement(s)
min max mean min max mean
pollen pantocolporate,
pantoporate
echinate 39.5 48.0 44.0 39.5 48.0 44.0 circular monad

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Wall Thickness 3.0
Pore Shape(s) circular
Pore Size 3-5
Morphology Notes pantoporate, some grains pantocolporate. Subspheroidal. Colpus visible in some grains. Pores circular, 3-5 u wide. 44 (39-48). Exine 3, sexine gt nexine; with spines 2 u high, 3 u at base.



Ecology and Geography

Plant Type Cotyledon Type Floristic Region(s)
angiosperm dicot Australia (arid)

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Herbarium Link: http://www.anbg.gov.au/cpbr/herbarium/index.html



Collection

Collector ANU Access Code
Singh ANU 17582 10424

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Collection Site Lake Cobham, 100 km south of Tibooburra, New South Wales
Collection Country Australia
Collection Notes Kimberley Region, Western Australian Pollen Flora