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Abstract:

Pollen morphology and the degree of pollen variability within nine species and two varieties of Oxalis species from Buenos Aires Province (Argentina) were studied using light microscopy (LM), scanning electron microscopy (SEM) and transmission electron microscopy (TEM). Oxalis pollen grain is generally 3-colpate and the shape is prolate spheroidal, oblate spheroidal or spheroidal. The exine is microreticulate. The brochi are circular to polygonal; brochi sizes decrease near the colpi. The colpus membrane observed in unacetolysed material, is crustate or granular. The colpus length varies within a species; the largest grains are produced in stamens with long filaments and the smallest ones in stamens with short filaments. Four pollen types are distinguished by means of LM, SEM and TEM. They are recognized mostly on the basis of their colpus membrane structure. In conclusion, the morphological similarity among Oxalis species is also reflected in their pollen morphology.

Registro:

Documento: Artículo
Título:Pollen morphology of Oxalis species from Buenos Aires province (Argentina)
Autor:Rosenfeldt, S.; Galati, B.G.
Filiación:Departamento de Biodiversidad Y Biología Experimental, Facultad de Ciencias Exactas Y Naturales, Pab. II, C1428EHA, Argentina
Departamento de Biodiversidad Y Biología Experimental, Facultad de Ciencias Exactas Y Naturales, Ciudad Universitaria, C1428EHA Buenos Aires, Argentina
Palabras clave:Morphology; Oxalis; Pollen; Structure; article; controlled study; electron microscopy; nonhuman; Oxalis; plant; plant morphology; plant taxonomy; pollen analysis; Angiosperms; Argentina; Microscopy, Electron, Scanning; Microscopy, Electron, Transmission; Pollen; Oxalis
Año:2007
Volumen:31
Número:1
Página de inicio:13
Página de fin:21
Título revista:Biocell
Título revista abreviado:Biocell
ISSN:03279545
CODEN:BOCEE
PDF:https://bibliotecadigital.exactas.uba.ar/download/paper/paper_03279545_v31_n1_p13_Rosenfeldt.pdf
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_03279545_v31_n1_p13_Rosenfeldt

Referencias:

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  • Erdtman, G., Pollen Morphology and Plant Taxonomy (1952) Angiosperms (An Introduction to Palynology I), , Waltham, Mass, U.S.A. The Chronica Botanica Co
  • Ghosh, T.K., Verma, D.K., Pollen types in Oxalis (1985) Acta Botanica Indica, 13, pp. 148-151
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  • Huynh, K.L., Etude du pollen des Oxalidaceae. II. (suite et fin) Palynotaxonomie des Oxalis sud-africains- Considerations générates (1969) Bot Jb, 89, pp. 305-334
  • Huynh KL (1969b). Etude du pollen des Oxalidaceae. I. Morphologie generale - palyno- taxonomie des Oxalis Americains. Bot Jb. 89: 272-303; Lourteig, A., Flora Ilustrada Caterinense. Fascículo: Oxalidaceas (1983) Iajaí-Santa Catarina, , Brasil. 176 pp
  • Lourteig, A., Oxalis L. subgéneros Monoxalis (small) Lourt., Oxalis y Trifidus Lourt (2000) Bradea, 7 (2)
  • O'Brien, T.P., McCully, M.E., The study of plant structure (1981) Principles and selected methods, , Termarcarphi Pty.Ltd, Melbourne. Australia
  • Perveen A, Qaiser M (2003). Pollen Flora of Pakistan XXII. Oxalidaceae. Pakistan. Journal of Botany 35: 3-6; Punt W, Blackmore S, Nilsson S, Le Thomas A (1994). Glossary of Pollen and Spore Terminology. LPP Contributions series No 1.LPP Foundation. Utrech; Rosenfeldt, S., Galati, B.G., Orbicules Diversity In Oxalis Species From Buenos Aires Province (Argentina) (2005), In press; Wang, Y.F., Chen, S.H., Pollen Flora of Yuenyang Lake Nature Preserve (2001) Taiwania, 46, pp. 167-191

Citas:

---------- APA ----------
Rosenfeldt, S. & Galati, B.G. (2007) . Pollen morphology of Oxalis species from Buenos Aires province (Argentina). Biocell, 31(1), 13-21.
Recuperado de https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_03279545_v31_n1_p13_Rosenfeldt [ ]
---------- CHICAGO ----------
Rosenfeldt, S., Galati, B.G. "Pollen morphology of Oxalis species from Buenos Aires province (Argentina)" . Biocell 31, no. 1 (2007) : 13-21.
Recuperado de https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_03279545_v31_n1_p13_Rosenfeldt [ ]
---------- MLA ----------
Rosenfeldt, S., Galati, B.G. "Pollen morphology of Oxalis species from Buenos Aires province (Argentina)" . Biocell, vol. 31, no. 1, 2007, pp. 13-21.
Recuperado de https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_03279545_v31_n1_p13_Rosenfeldt [ ]
---------- VANCOUVER ----------
Rosenfeldt, S., Galati, B.G. Pollen morphology of Oxalis species from Buenos Aires province (Argentina). Biocell. 2007;31(1):13-21.
Available from: https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_03279545_v31_n1_p13_Rosenfeldt [ ]