Livistona humilis ARECACEAE
Sample information
Morphology
Pollen / Spore | pollen |
---|---|
Morphologic type | monocolpate (monosulcate) |
Surface pattern | scabrate |
Equatorial size | min 16.2, mean 21.1, max 22.9 |
Polar size | min 11, mean 14.5, max 18.6 |
Equatorial shape | bilateral |
Polar shape | circular |
Grain arrangement | monocot |
Aperture count | 1 |
Colpi length | full, > 2/3 |
Wall thickness | 1.65 |
Dispersal form | monad |
Morphology notes | Colpus long. 12 (11-13) x 16 (13-18) x 18 (17-20). Exine (sexine slightly larger than nexine, finely reticulate). |
Ecology and Geography
Plant type | angiosperm |
---|---|
Floristic region(s) | Australia (tropical) |
Vegetation communities | open forest, woodland |
Ecology notes | Endemic to the Northern Territory of Australia. Tolerant of fire and typically subject to a modern annual burning regime. |
Habitat notes | Occurs on sandy or sandy literitic substrates, commonly forming dense stands beneath eucalypts. |
Collection
Collector | Anne & Mark Myerscough |
---|---|
Institution | Charles Darwin University |
ANU access code | 17016 |
Collection method | floral reference |
Herbarium sample? | False |
Collection site | Casuarina Coastal Reserve, Darwin, Northern Territory |
Collection country | Australia |
Collection date | 2004-07-15 |
Collection notes | Photographed |
Updated: 26 March 2023/ Responsible Officer: Director School of Culture, History & Language/ Page Contact: APSA Webmaster