Coprosma sp RUBIACEAE
Sample information
Morphology
Pollen / Spore | pollen |
---|---|
Morphologic type | tricolpate , tricolporate |
Surface pattern | psilate , reticulate |
Equatorial size | mean 37 |
Polar size | mean 37 |
Equatorial shape | circular |
Polar shape | circular |
Grain arrangement | dicot |
Pore colpuses | 3 |
Colpi length | > 2/3 |
Exine type | tectate |
Dispersal form | monad |
Morphology notes | Tricolpate or pericolpate. Three to 4 colpi in ektexine (equatorial) and one transverse colpus in endexine. Sculpture: tectate/psilate. Spheroidal shape with scabrate surface. |
Ecology and Geography
Plant type | angiosperm |
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Floristic region(s) | Australia (south coast) , Northwest Pacific , Central Pacific , Hawaiian Islands , New Zealand (north) , Australia (east coast) |
Habitat notes | Coprosma is a genus of about 90 species that are found in New Zealand (45 species) Hawaii (20 spp) and in Borneo, java, New Guinea, islands of the Pacific Ocean to Australia. These species are sensitive to climate change and drought, while also being habitat for endangered bird species have a direct link to each other. The genus Coprosma represents Hawaii's only wind pollinated dicots. Although extinct from Rapa Nui, Gossen noted it in the fossil pollen record of KAO3 in Rano Kao, but Skottsberg did not identify the plant alive by 1920. (Gossen, 2010) |
Collection
Collector | ANU 2224 |
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ANU access code | 1619 |
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