| Sample ID | 11-57-1a |
|---|---|
| Species | contortus |
| Genus | Heteropogon |
| Family | POACEAE |
| Common name | black spear grass |
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| Pollen / Spore | pollen |
|---|---|
| Morphologic type | monoporate |
| Surface pattern | reticulate |
| Equatorial size | min 42.2, mean 49, max 53.7 |
| Equatorial shape | circular |
| Grain arrangement | monocot |
| Aperture count | 1 |
| Pore surface shape | circular (with annulus) |
| Wall thickness | 2.37 |
| Wall evenness | even |
| Dispersal form | monad |
| Morphology notes | Pore (3.42-5.07) and with annulus 10.57um (9.64-11.43). Wall thickness (1.87-2.70). Faint reticulation, |
| Plant type | angiosperm |
|---|---|
| Floristic region(s) | Australia (tropical) , Australia (east coast) |
| Vegetation communities | woodland, open forest |
| Ecology notes | Waters, C., Whalley, W. and Huxtable, C. (2001) Field crops and pastures. New South Wales Department of Primary Industries (Agriculture), Sydney. |
| Habitat notes | Typical species of Australian tropical and subtropical tall grass vegetation. Understorey to eucalypt woodland and open forest. Most abundant under average annual rainfall of 600 - 1000mm, with marked wet/dry seasons (Waters et. al., 2001). |
| Collector | Fay Johnston & David Bowman |
|---|---|
| Institution | Charles Darwin University |
| ANU access code | 17343 |
| Collection method | floral reference |
| Herbarium sample? | False |
| Collection site | Casuarina Coastal Reserve, Darwin, Northern Territory |
| Collection country | Australia |
| Collection date | 2004-05-15 |
| Collection notes | Kimberley Region, Western Australian Pollen Flora |
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