Triumfetta rhomboidea TILIACEAE

Sample information

Sample ID177-3-3a
Common nameTriumfetta burr, chinese burr


Pollen / Sporepollen
Morphologic typetricolporate
Surface patternreticulate
Equatorial sizemean 52
Polar sizemean 30
Equatorial shapeprolate, rectangular (broad)
Polar shapecircular
Grain arrangementdicot
Pore colpuses3
Colpi length> 2/3
Exine typesemitectate
Morphology notesTricolporate. Pore aperture transverse colpi, three pores, thins near colpus. Exine structure prolate with very thick approximately 3um, heavy reticulated. Prominant single round column evenly spaced columnellae on single row under muri. Lumina microret <1um. Structure: semi-tectate, per-reticulate,homobrocate with adjacent lumina similar size openings.

Ecology and Geography

Plant typeangiosperm
Floristic region(s)Northwest Pacific , West Pacific , Central Pacific , Hawaiian Islands , China (tropical) , Other outside Australasia , Maritime Southeast Asia , Australia (tropical) , Australia (east coast)
Vegetation communitiesscrub and/or heathland
Habitat notesWidespread tropical and sub-tropical plant often called a "weed"


CollectorPurnomo 36
Collection siteJawa Timur,Lumajang
Collection countryIndonesia
Collection date1998-08-12
Collection notesProcessed at the Pollen Laboratory, University of Minnesota, USA from the collecton of Ed Cushing, slide ref. B3350. Kimberley Region, Western Australian Pollen Flora
Equatorial view
Polar view
Surface pattern
Wall view
Aperture view
Unique feature