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Grana Volume 32, 1993 - Issue sup002
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Original Articles

Morphology and Taxonomic Application of Orbicules (Ubisch Bodies) in the Genus Euphorbia

Gamal El-Ghazaly Palynological laboratory, Swedish Museum of Natural History, S-110405, Stockholm, Sweden
&
Ram Chaudhary Department of Botany, Tribhuvan University, Kathmandu, Nepal
Pages 26-32 | Published online: 01 Sep 2009

Citations (18)

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Shixiong Yang, Limi Mao, Zhuo Zheng, Bishan Chen & Jie Li. (2020) Pollen atlas for selected subfamilies of Euphorbiaceae from Southern China: a complementary contribution to Quaternary pollen analysis. Palynology 44:4, pages 659-673.
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E Lattar, BG Galati & MS Ferrucci. (2014) Comparative study of anther development, microsporogenesis and microgametogenesis in species of Corchorus, Heliocarpus, Luehea and Triumfetta Malvaceae: Grewioideae) from South America. New Zealand Journal of Botany 52:4, pages 429-445.
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G. El-Ghazaly, Y. Takahashi, S. Nilsson, E. Grafström & B. Berggren. (1995) Orbicules in Betula Pendula and their Possible Role in Allergy. Grana 34:5, pages 300-304.
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Articles from other publishers (15)

Mariela Nuñez-Florentin, Brecht Verstraete, Roberto M Salas & Steven Dessein. (2023) Insights into the morphology and evolution of orbicules in the Spermacoce clade (Spermacoceae-Rubiaceae) and implications for systematics . Botanical Journal of the Linnean Society 203:3, pages 253-270.
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FERNANDA C. FERNANDES & ANDREA P. LUIZI-PONZO. (2023) Morphology of pollen grains and orbicules of two threatened species of Cedrela P. Browne (Meliaceae A. Juss.). Anais da Academia Brasileira de Ciências 95:suppl 2.
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Rania Benjamaa, Abdelkarim Moujanni, Neha Kaushik, Eun Ha Choi, Abdel Khalid Essamadi & Nagendra Kumar Kaushik. (2022) Euphorbia species latex: A comprehensive review on phytochemistry and biological activities. Frontiers in Plant Science 13.
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Airã de Lima Bomfim, Francisco de Assis Ribeiro dos Santos & Daniela Santos Carneiro Torres. (2021) Pollen morphology of Acalypha L. (Euphorbiaceae) with emphasis on Brazilian species from Bahia. Acta Botanica Brasilica 35:4, pages 589-596.
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Franco Ruggiero & Gianni Bedini. (2020) Phylogenetic and morphologic survey of orbicules in angiosperms. TAXON 69:3, pages 543-566.
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Beatriz G. Galati, Marina M. Gotelli, Andrés E. Dolinko & Sonia Rosenfeldt. (2019) Could microechinate orbicules be related to the release of pollen in anemophilous and ‘buzz pollination' species?. Australian Journal of Botany 67:1, pages 16.
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Franco Ruggiero & Gianni Bedini. (2018) Systematic and morphologic survey of orbicules in allergenic angiosperms. Aerobiologia 34:3, pages 405-422.
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Marina M. Gotelli, Beatriz G. Galati & Gabriela Zarlavsky. (2016) Pollen development and anther morphology in 14 species of Rhamnaceae. Plant Systematics and Evolution 302:10, pages 1433-1444.
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Alexandra H. Wortley, Hong Wang, Lu Lu, De-zhu Li & Stephen Blackmore. (2015) Evolution of Angiosperm Pollen. 1. Introduction 1 . Annals of the Missouri Botanical Garden 100:3, pages 177-226.
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XingRu Li, XiaoMin Fang, FuLi Wu & YunFa Miao. (2011) Pollen evidence from Baode of the northern Loess Plateau of China and strong East Asian summer monsoons during the Early Pliocene. Chinese Science Bulletin 56:1, pages 64-69.
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Stefan Vinckier & Erik Smets. (2002) Morphology, ultrastructure and typology of orbicules in Loganiaceae s.l. and related genera, in relation to systematics. Review of Palaeobotany and Palynology 119:3-4, pages 161-189.
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Stefan Vinckier & Erik Smets. (2001) A survey of the presence and morphology of orbicules in European allergenic angiosperms. Background information for allergen research. Canadian Journal of Botany 79:7, pages 757-766.
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Stefan Vinckier, Suzy Huysmans & Erik Smets. (2000) Morphology and ultrastructure of orbicules in the subfamily Ixoroideae (Rubiaceae). Review of Palaeobotany and Palynology 108:3-4, pages 151-174.
Crossref
G. El-Ghazaly. 1999. Fertilization in Higher Plants. Fertilization in Higher Plants 157 173 .
Suzy Huysmans, Erik Smets, Gamal El-Ghazaly & Siwert Nilsson. (1997) Systematic value of tapetal orbicules: a preliminary survey of the Cinchonoideae (Rubiaceae). Canadian Journal of Botany 75:5, pages 815-826.
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