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Catha edulis (Vahl) Forssk. ex Endl. - Celastraceae - khat, Arabian tea, Khat, Katstrauch, Arabischer Tee
Evergreen shrub, up to 3m tall, native to South Arabia (Yemen), East Africa to South Africa, also cultivated; leaves opposite, toothed, oblanceolate; flowers small (3-5mm in diam.), white, in axillary cymes; calyx 5-lobed, petals 5, stamens 5; ovary 3-celled with 3 styles and 2 ovules in each cell; fruit a 3-celled loculicidally dehiscent capsule; seed with white aril at base.
http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=250084159
https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?id=9606
Catha edulis (Vahl) Endl. as Catha forsskalii A. Rich.
Richard,A., Tentamen florae Abyssinicae, Atlas, t.30 (1851) [A.C.Vauthier]
http://plantgenera.org/species.php?id_species=212907