Australasian
Pollen and Spore Atlas
 

Jubaea chilensis ARECACEAE

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Code13-66-1a

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 Polar Size Equatorial Shape(s)
min max mean min max mean
pollen monocolpate (monosulcate) foveolate,
psilate
45.0 31.0 oblate

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Aperture Count(s) 1
Wall Evenness(es) thinner on pole
Exine Type(s) tectate
Columella visible
Colpus Length(s) full
Morphology Notes Gossen(2010): furl longer than grain, wraps around end. Thin sculpture: psilate microfoveolate. Techtate perforate. Collumnellae under perforated tectum. Structure: ectexine >3 times than endexine.



Ecology and Geography

Plant Type Cotyledon Type Floristic Region(s) Habit Terrestrial(s)
angiosperm monocot East Pacific Islands,
Other
tree

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Vegetation Community(-ties) open forest, open woodland and/or savannah
Common Name Chilean wine palm, Palma chilena, Palma de coquitos
Habitat Notes Dry coastal Chile. Andean foothills, in dry river valleys or open hillsides in seasonally dry regions with Mediterranean climate. At low elevations Jubaea prefers mild winters and can tolerate cool summers. This Jubaea species found in the fossil pollen of the lake sediment core KAO3 in Rano Kao, Rapa Nui (Easter Island) is now called Paschalococos disperta by Dransfield as one of the extinct trees of Easter.(Gossen 2010)
Herbarium Link: http://www.anbg.gov.au/cpbr/herbarium/index.html



Collection

Collector Institution
Philippi Kew

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Collection Site Santiago
Collection Country Chile
Collection Date 1888-02-01
Institution Link www.kew.org
Herbarium Sample true
Herbarium Notes Male flowers collected by Philippi. Jubaea is monoecious, single flowers are either male(pollen bearing) or femaie (fruit bearing) only, but both sexes of flowers occur on the same tree.
Preparation Method Cor, KOH, acet, saf
Slide Medium silicon
Preparation Date 2007-12-07
Microscopic Instrument LEICA DMLB #188768
Publication Information Jubaea chilensis (Molina) Baill., Hist. Pl. 13: 397 (1895).
Collection Notes Jubaea chilensis (Molina)Baill. Processed at the Pollen Laboratory, University of Minnesota, USA from the collecton of Ed Cushing, slide ref. B3658.