Crossandra flava
Taxonomy: Spermatophyta, Scrophulariales, Acanthaceae, Crossandra
Published: 2012-04-05
Pollen Description
Shape, Size and Aperture
pollen unit: monad, dispersal unit and peculiarities: monad, size (pollen unit): large (51-100 µm), size of hydrated pollen (LM): -, shortest polar axis in equatorial view (LM): -, longest polar axis in equatorial view (LM): -, shortest diameter in equatorial or polar view (LM): -, longest diameter in equatorial or polar view (LM): -, pollen class: -, polarity: isopolar, P/E-ratio: prolate, shape: -, outline in polar view: circular, dominant orientation (LM): -, P/E-ratio (dry pollen): prolate, shape (dry pollen): -, outline in polar view (dry pollen): triangular, infoldings (dry pollen): aperture(s) sunken, aperture number: 3, aperture type: -, aperture condition: colpate, aperture peculiarities: heteroaperturate
Ornamentation and Structure
LM ornamentation LM: -, nexine: -, sexine: -, SEM ornamentation SEM: granulate, perforate, suprasculpture SEM: -, TEM tectum: eutectate, infratectum: -, foot layer: -, endexine: -, intine: -, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: absent, reserves in cytoplasm: -, cell number: -, Ubisch bodies: absent
Author(s) of diagnosis: Halbritter, H.
Pictures
1. inflorescence(s)
2. inflorescence(s)
3. hydrated pollen grains
4. hydrated pollen grains
5. polar view
6. exine surface
7. detail of aperture
8. dry pollen grain
Picture legend
- inflorescence(s), photographer: Buchner, R.
- inflorescence(s), photographer: Buchner, R.
- hydrated pollen grains - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- hydrated pollen grains - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- dry pollen grain - dry, sputter coated with gold, photographer: Halbritter, H.
Literature
Copyright and Citation
Cite this publication as:
Halbritter H., Buchner R. 2012. Crossandra flava. In: PalDat - A palynological database. https://pc8.botanik.univie.ac.at/pub/Crossandra_flava/207791;jsessionid=6B1718989CE4495A345EB4F420C8F828; accessed 2025-01-10