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Senna L.

Género con unas 270 especies propias de las zonas tropicales, representado en el territorio por 4 especies arbustivas autóctonas, aunque una de ellas, S. occidentalis (L.) Link, (Cassia occidentalis L.), indicada para Egipto [Fl. Egypt (Boulos) 1: 361 (1999)], es generalmente herbácea. De este género, además, se cultivan algunas especies en el territorio, entre ellas S. bicapsularis (L.) Roxb. (C. bicapsularis L.), en Marruecos y Egipto, y S. multiglandulosa (Jacq.) H.S.Irwin & Barneby (C. multiglandulosa Jacq.) en Marruecos. Ambas son nativas de América del Sur.

Bentham, G. 1871. Revision of the genus Cassia. Transactions of the Linnean Society of London 27: 503-591.

Brenan, J.P.M. 1958. New and noteworthy cassias from tropical Africa. Kew Bulletin 13: 231-252.

Lock, J.M. 1988. Cassia sens. Lat. (Leguminosae-Caesalpinioideae) in Africa. Kew Bulletin 43(2): 333-342.

Clave de especies

1 Hojas con folíolos obovados, obtusos; valvas de la legumbre recorridas por una cresta longitudinal integrada por un resalte o ala desarrollada a la altura de cada semilla Senna italica

1 Hojas con folíolos lanceolados u ovado-lanceolados, agudos; valvas de la legumbre no recorridas por una cresta longitudinal 2

2 Pétalos 7-17 mm; legumbre (3)4-7 × 1,6-2,6 cm; hojas con pecíolo y raquis glabros o glabrescentes Senna alexandrina

2 Pétalos 4-8 mm; legumbre 2,5–4(5) × 1,2–2(2,5) cm; hojas con pecíolo y raquis densamente pelosos Senna holosericea

Actualizado por: J.A. Devesa.

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