Australasian
Pollen and Spore Atlas
 

Ipomoea batatas CONVOLVULACEAE

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Code254-2-2b

Images

equatorial view
equatorial view
polar view
polar view
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 Equatorial Shape(s) Grain Arrangement(s)
min max mean
pollen pantoporate echinate 81.1 95.7 89.9 circular monad

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Aperture Count(s) M
Pore Shape(s) circular
Pore Size 3.0 - 3.8
Morphology Notes Echini length: 4.4 - 7.7. Echini width: 3.1 - 5.0 Baculate, reticulate pattern between pores.



Ecology and Geography

Plant Type Cotyledon Type Floristic Region(s) Habit Terrestrial(s) Cultivated
angiosperm dicot India (tropical),
China (tropical),
Papua New Guinea (highland),
Central Pacific,
East Pacific Islands
herb true

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Vegetation Community(-ties) herbland, open forest
Common Name sweet potato. camote, kumara, uala
Habitat Notes Broad habitat ranging from cool temperate to wet tropical and wet forest shade. Tolerant of 31 to 429mm precipitation and temperature ranges of 8 to 28C. Soil fertility ranges from a pH of 4.3 to 8.7. The plant prefers a stable temperature between night and day and is drought tolerant, which resumes growth in rains return. Native to South America, introduced and cultivated as important food crop in India, China, Phillipines and the South Seas. Found growing wild on the edge of Rano Kao, Rapa Nui (Easter Island) March 2008.
Herbarium Link: http://www.anbg.gov.au/cpbr/herbarium/index.html



Collection

Collector Institution ANU Access Code
J. Flenley ANU 2122

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Collection Site Eastern Highlands Province, Goroka District, Goroka
Collection Country Papua New Guinea
Collection Date 1965-04-01
Collection Notes Also found in Diego Garcia, Indian Ocean. Photographed