Dalechampia spathulata
Taxonomy: Angiospermae, Malpighiales, Euphorbiaceae, Acalyphoideae, Plukenetieae, Dalechampiinae, Dalechampia
Links: https://tropicos.org/name/12801237
Published: 2022-05-09
Pollen Description
Shape, Size and Aperture
pollen unit: monad, dispersal unit and peculiarities: monad, size (pollen unit): medium-sized (26-50 µm), size of hydrated pollen (LM): 41-50 µm, shortest polar axis in equatorial view (LM): 41-50 µm, longest polar axis in equatorial view (LM): 41-50 µm, shortest diameter in equatorial or polar view (LM): 41-50 µm, longest diameter in equatorial or polar view (LM): 41-50 µm, pollen class: colporate, polarity: isopolar, P/E-ratio: isodiametric, shape: spheroidal, outline in polar view: circular, dominant orientation (LM): oblique, P/E-ratio (dry pollen): prolate, shape (dry pollen): -, outline in polar view (dry pollen): lobate, infoldings (dry pollen): irregularly infolded, aperture number: 3, aperture type: colporus, aperture condition: tricolporate, colporate, aperture peculiarities: brevicolporus
Ornamentation and Structure
LM ornamentation LM: reticulate, nexine: -, sexine: -, SEM ornamentation SEM: free-standing columellae, reticulate, heterobrochate, suprasculpture SEM: -, TEM tectum: -, infratectum: -, foot layer: -, endexine: -, intine: -, wall peculiarities: -, supratectal element: -
Miscellaneous
pollen coatings: -, reserves in cytoplasm: -, cell number: -, Ubisch bodies: -
Author(s) of diagnosis: Heigl, Helmut; Brkic, Amra
Pictures
Picture legend
- inflorescence(s), photographer: Brkic, A.
- hydrated pollen - fresh, glycerine, unstained, photographer: Heigl, H.
- hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
- hydrated pollen - fresh, glycerine, ruthenium red, photographer: Heigl, H.
- hydrated pollen, oblique view, equatorial view - fresh, critical point dried & sputter coated with gold & rehydrated (water), photographer: Brkic, A.
- hydrated pollen, oblique view, polar view - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
- exine surface - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
- aperture detail, aperture - fresh, critical point dried & rehydrated (water) & sputter coated with gold, photographer: Brkic, A.
- dry pollen - dry, critical point dried & sputter coated with gold, photographer: Brkic, A.
Literature
- (2018) Illustrated Pollen Terminology 2nd Edition
- (1998) Preparing living pollen material for scanning electron microscopy using 2,2-dimethoxypropane (DMP) and criticalpoint drying. Biotechnic Histochem 73: 137–143
Copyright and Citation
Cite this publication as:
Heigl H., Brkic A. 2022. Dalechampia spathulata. In: PalDat - A palynological database. https://www.paldat.org/pub/Dalechampia_spathulata/306543;jsessionid=C3E1AF016493C516475388753B7A0023; accessed 2024-03-29