Base de données des plantes d'Afrique


Sansevieria powysii L. E. Newton
Famille : Dracaenaceae
Famille (APGIII) : ASPARAGACEAE
Protologue : Bradleya 28: 24 (2010)
Informations sur le genre : Sansevieria
 
 
Statut
Statut pour TA : accepté (présent)
 
Ecologie et distribution
Afr. Trop.
Biologie : Caulescent rhizomatous herb; stem erect, unbranched, to 2 m or more tall; leaves spreading, becoming deflexed, spirally arranged, to 43x2 cm wide near base, 1,7-2 cm thick near base, canaliculate above, convex below, margin red-brown, 1 mm wide, apex a firm brownish spine 5 mm long; inflorescence to 85 cm long, 45 cm wide, paniculate, with up to 20 branches, branches spreading-ascending, lower ones to 35 cm long, uppermost to 11 cm, up to 6 lower branches with secondary branching; flowers 4-6 per cluster, pale yellowish with brown midstripe on lobes; tube 5-6 mm long, lobes to 7 mm long, nocturnal; fruit spherical, 8-9 mm Ø.
Ecologie : Coral cliffs in dense vegetation; dunes close to the sea.
  Newton suggested (Bradleya, l.c.) that Thulin’s plate of S. powellii might be S. powysii. However, Butler (Sansevieria 24, 2010) thinks that this is not the case.
 
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Carte
carte afrique num 223003
 
Enregistrement n°223003 crée le 2010-10-08 - modifié le 2010-10-08
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