Bladdernut (Staphylea colchica) (more) Crossosomatales plant order Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/plant/Crossosomatales Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a type (Required) Factual Correction Spelling/Grammar Correction Link Correction Additional Information Other Your Feedback Submit Feedback Thank you for your feedback Our editors will review what you’ve submitted and determine whether to revise the article.

　　External Websites Ask the Chatbot a Question Also known as: rockflower order Written by Paul E. Berry Professor and Herbarium Director, Botany Department, University of Michigan. Paul E. Berry Fact-checked by The Editors of Encyclopaedia Britannica Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... The Editors of Encyclopaedia Britannica Article History Table of Contents Table of Contents Ask the Chatbot Related Topics: bladdernut Malvid Crossosomataceae Staphyleaceae (Show more) See all related content Crossosomatales, rockflower order of dicotyledonous flowering plants, belonging to the basal rosid group of the Angiosperm Phylogeny Group II (APG II) botanical classification system (see angiosperm). The order is a heterogeneous assemblage of eight families, which can be broken down into two groups. The first group consists of the families Crossosomataceae, Stachyuraceae, Staphyleaceae, and Guamatelaceae, and the second includes Aphloiaceae, Geissolomataceae, Ixerbaceae, and Strasburgeriaceae. Most members of the order are woody shrubs or trees of the northern temperate region that contain copious amounts of crystals, with toothed leaf margins. Their flowers typically possess a perianth with four or five sepals ...(100 of 452 words)

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