Epilobium montanum
Taxonomy: Angiospermae, Myrtales, Onagraceae, Epilobium
Links: http://flora.nhm-wien.ac.at/Seiten-Arten/Epilobium%20angustifolium.htm
Published: 2020-12-15
Pollen Description
Shape, Size and Aperture
pollen unit: tetrad, dispersal unit and peculiarities: tetrad tetrahedral, size (pollen unit): large (51-100 µm), size of hydrated pollen (LM): 51-100 µm, shortest polar axis in equatorial view (LM): 51-100 µm, longest polar axis in equatorial view (LM): 51-100 µm, shortest diameter in equatorial or polar view (LM): 51-100 µm, longest diameter in equatorial or polar view (LM): 51-100 µm, pollen class: tetrad, polarity: heteropolar, P/E-ratio: -, shape: -, outline in polar view: triangular, dominant orientation (LM): oblique, P/E-ratio (dry pollen): oblate, shape (dry pollen): -, outline in polar view (dry pollen): triangular, infoldings (dry pollen): interapertural area sunken, aperture number: 3, aperture type: porus, aperture condition: porate, triporate, aperture peculiarities: -
Ornamentation and Structure
LM ornamentation LM: verrucate, scabrate, gemmate, nexine: -, sexine: -, SEM ornamentation SEM: perforate, rugulate, microgemmate, suprasculpture SEM: -, TEM tectum: -, infratectum: -, foot layer: -, endexine: -, intine: -, wall peculiarities: viscin threads, supratectal element: -
Miscellaneous
pollen coatings: -, reserves in cytoplasm: -, cell number: -, Ubisch bodies: -
Author(s) of diagnosis: Halbritter, Heidemarie; Heigl, Helmut
Pictures
Picture legend
- 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 tetrad - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- detail of exine and pollen connecting thread - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- exine bridges between adjacent pollen grains of one tetrad - fresh, rehydrated (water) & critical point dried & sputter coated with gold, photographer: Halbritter, H.
- dry tetrads - dry, sputter coated with gold, photographer: Halbritter, H.
Literature
- (1982) Starchy and starchless pollen in the Onagraceae. Ann Miss Bot Gard 69: 748-754
- (1967) Studies on the pollen grains of Indian Epilobium L. Palynological Bull Lucknow II & III: 24-29
- (1967) Pollen morphology of the Onagraceae. Rev Palaeobot Palynol 3: 163-180
- (1978) Zweierlei Formen der Pollenverkittung bei den Onagraceae. Naturk Jahrb Linz 23: 9-16
- (1980) Zur Stereostruktur der Viscinfäden bei Ericaceen und Onagraceen. Beitr Elektronenmikroskop Direktabb Oberfl 13: 211-216, 2 pl
- (1981) Pollenkitt and viscin threads: their role in cementing pollen grains. Grana 20: 145-152
- (1981) Viscinfäden bei Angiospermen - homologe oder analoge Gebilde? Mikroskopie Wien 38: 85-89, 1 tabl, 1 pl
- (1983) Dissimilar pollen tetrad development in Ericaceae and Onagraceae causes family specific viscin thread configuration. Pl Syst Evol 143: 163-165
- (1988) Apertural development of pollen grains of Clarkia elegans, Epilobium angustifolium and Godetia purpurea (Onagraceae). 7 Int Palynol Congress Brisbane, Abstracts : 82
- (1992) Notes on the exine ultrastructure of Onagraceae and Rhododendroideae (Ericaceae). Grana 31: 119-123
- (1963) Cercetari palinologice asupra microsporilordin Familie Onagraceae. Acta Bot Horti Bucuresti 1961-1962 1: 435-457
- (1966) A new taxonomy for Epilobium angustifolium L. (Onagraceae). Brittonia 18: 167-188
- (1994) Onagraceae Juss Circaeeae DC., Hauyeae Raimann, Epilobieae Spach. World Pollen and Spore Flora 19: 1-38
- (2003) Onagraceae. The Northwest European Pollen Flora 67. Rev Palaeobot Palynol 123: 107-161
- (1977) Generic and sectional delimitation in Onagraceae tribe Epilobieae. Ann Miss Bot Gard 63: 326-340
- (1996) Structure of the exine of Epilobium angustifolium (Onagraceae). Grana 35: 79-86
- (1983) Fine structure of viscin threads in Epilobium angustifolium. J Ultrastruct Res 85: 112
- (1983) Viscin threads considered as connective structures between pollen grains and tapetal cells. Fertilization and embryogenesis in ovulated plants. VEDA, Bratislava : 89-92
- (1978) An ultrastructural study of viscin threads in Onagraceae pollen. Pollen et Spores XX: 5-143
- (1975) The evolution of pollen tetrads in Onagraceae. Amer J Bot 62: 6-35
- (1976) Ultrastructural survey of Onagraceae pollen. Linn Soc Symp Ser 1: 447-479
- (1966) Pollen morphology of Onagraceae. Pollen et Spores 8: 9-36
- (1988) Morphologie florale en microscopie électronique á balayage. Editions des Conservatoire et Jardin Botaniques de Genéve : 167 pp
- (1982) Actinidiaceae, Aquifoliaceae, Araliaceae, Combretaceae, Erythroxylaceae, Hydrocaryaceae, Ochnaceae, Onagraceae, Verbenaceae, Restionaceae. In: Angiosperm pollen flora of tropic and subtropic China. Inst Bot South China : 17-18, 48-58, 97-100, 125-126, 180-181, 249, 256-260, 390-400, 427-428
- (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:
Halbritter H., Heigl H. 2020. Epilobium montanum. In: PalDat - A palynological database. https://www.paldat.org/pub/Epilobium_montanum/304244; accessed 2024-05-30