A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. Euphorbiaceae: subfamily Euphorbioideae: tribe Euphorbieae Flora Zambesiaca 9(5). Four species of Poinsettia have been previously reported from Bolivia, and a fifth species, Euphorbia mayfieldii, is herein described. This taxon is sometimes treated as an independent genus or as a subgenus of Euphorbia, but it is currently placed within the recently recircumscribed subgenus Chamaesyce. Pantropical introduced in tropical Africa and becoming naturalisedĬarter, S. (Poinsettia 'flowers' are botanically bracts that surround the true flowers. Euphorbia section Poinsettia contains approximately 25 species native to the Americas. Seeds blackish-brown bearing sharply pointed warts. Capsule 4 × 5 mm, exserted on a reflexed pedicel. The peduncle is formed by the fusion of bases of axillary branches and the main axis. A single lateral branch pushes it to one side but also itself ends in a flower. Involucral gland 1, barrel shaped, with a transversely elliptic opening. The terminal bud of main axis ends in flower. Basal bracts similar to leaves but with a bright orange-red blotch at the base upper bracts smaller, more completely red. Inflorescence of densely clustered cyathia in terminal cymes. Leaves: petiole to 1.5 cm lamina panduriform margin irregularly toothed base cuneate apex obtuse. Rose (Species) Cyme Rose Profile Image Rahul Chaudhari Rahul Chaudhari. Each cluster is a dichasial cyme reduced to two scorpioid. Verticillaster: Here, one inflorescence consisting of two clusters develops from each of the two opposite axils of the leaves. Detailed records: Display species records QDS maps by: Google Maps Point records by Google Maps Species details: Click on each item to see an explanation of that item (Note: opens a new window) Synonyms:Įrect annual herb to 1 m. The stalked flowers are subtended by a bracteole.
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