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PalDat - Palynological Database

an online publication on recent pollen

Asperula tinctoria

Taxonomy: Spermatophyta, Gentianales, Rubiaceae, Asperula

Published: 2005-06-01

Pollen Description

Shape, Size and Aperture

pollen unit: monad,  dispersal unit and peculiarities: monad,  size (pollen unit): small (10-25 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: oblate,  shape: -,  outline in polar view: elliptic,  dominant orientation (LM): -,  P/E-ratio (dry pollen): prolate,  shape (dry pollen): -,  outline in polar view (dry pollen): elliptic,  infoldings (dry pollen): aperture(s) sunken,  aperture number: 6,  aperture type: -,  aperture condition: colpate,  aperture peculiarities: aperture membrane ornamented

Ornamentation and Structure

LMornamentation LM: -,  nexine: -,  sexine: -,  SEMornamentation SEM: perforate, microechinate,  suprasculpture SEM: -,  TEMtectum: -,  infratectum: -,  foot layer: -,  endexine: -,  intine: -,  wall peculiarities: -,  supratectal element: -

Miscellaneous

pollen coatings: absent,  reserves in cytoplasm: -,  cell number: -,  Ubisch bodies: present

Author(s) of diagnosis: Halbritter, H.

Pictures

flower(s)

1. flower(s)

polar view

2. polar view

detail of aperture

3. detail of aperture

exine surface

4. exine surface

dry pollen grains

5. dry pollen grains

Picture legend

  1. flower(s), photographer: Halbritter, H.
  2. polar view - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  3. detail of aperture - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  4. exine surface - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
  5. dry pollen grains - dry, sputter coated with gold, photographer: Halbritter, H.

Literature

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  • Behnke HD (1975) Elektronenmikroskopische Untersuchungen zur Frage der verwandtschaftlichen Beziehungen zwischen Theligonum und Rubiaceae: Feinbau der Siebelement - Plastiden und Anmerkungen zur Struktur der Pollenexine. Pl Syst Evol 123: 317-326
  • Belmonte J, Pérez-Obiol R, Roure JM (1986) Claves para la determinación de los polenes de las principales especies melíferas de la Península Ibérica. Orsis 2: 27-54
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  • Diez MJ (1987) Agavaceae, Anacardiaceae, Apocynaceae, Arecaceae (Palmae), Asclepiadaceae, Asteraceae (Compositae), Betulaceae, Boraginaceae, Brassicaceae (Cruciferae), Callitrichaceae, Campanulaceae, Capparaceae, Caprifoliaceae, Ceratophyllaceae, Clusiaceae (Guttiferae) In: Valdés B., Díez M.J., Fernández I. (eds) Atlas polínico de Andalucía occidental. Inst de Desarrollo Regional 43, Univ de Sevilla
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  • Wang PL, Pu FT (1995) Pollen morphology of Bupleurum L. from Sino-Himalaya and it systematic significance. Chin J Appl Environ Biol 1: 34-43

Copyright and Citation

Cite this publication as:

Halbritter H. 2005. Asperula tinctoria. In: PalDat - A palynological database. https://www.paldat.org/pub/Asperula_tinctoria/108993;jsessionid=BEB52E2979FEBCAA740FF2C643333210; accessed 2021-12-05

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