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. 2022 Mar 29;9:819753. doi: 10.3389/fnut.2022.819753

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Copyright © 2022 Reddy, Stander, Stafford and Makunga.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Species of Sceletium collected from the wild. (A) Sceletium tortuosum (De Rust); (B) Sceletium strictum (Anysberg); (C) Sceletium emarcidum; (D) Sceletium rigidum; (E) Upright growth-form of Sceletium rigidum; (F) Sceletium tortuosum (Ladismith 1).