Base de données des plantes d'Afrique

Sansevieria patens N.E. Br.
Famille : Dracaenaceae
Protologue : Bull. Misc. Inform. Kew 210 (1915)
Informations sur le genre : Sansevieria
Statut pour TA : accepté (présent)
Synonyme(s) homotypique(s)
 Acyntha patens (N.E. Br.) Chiov. (1932)
Ecologie et distribution
Afr. Trop.
Biologie : Description by Brown (1915): Stemless plant; rootstock creeping, c. 2 cm Ø; leaves 5-10 to a growth, 2-ranked, recurved-spreading from the base, like a fan, slightly rough, the inner ones of adult plants 45-60 cm long, c. 2,5 cm thick from front to back, the outer gradually shorter, compressed-cylindric, with an acute channel much narrower than the leaf extending from base to apex on the face, tapering upwards, at apex somewhat abruptly contracted into a hard acute whitish point c. 4-12 mm long marked with a brown band at base, somewhat indistinctly marked with dark green and paler green transverse bands becoming bluish-green with age, longitudinally marked with numerous blackish-green lines, several of them continuing to apex; flower stem c. 35(-75 ?) cm long, pale green, with 2-3 acuminate sheaths 2-5 cm long on basal 1/3; raceme spike-like of flowers 2-3 in clusters on upper 2/3; perianth white; pedicel 5-6 mm long, jointed at middle; tube c. 1 cm long; lobes revolute, c. 1,2 cm long, 1 mm wide.
Ecologie : “Origin unknown, but probably British East Africa”. “The origin and identity of Brown’s original Sansevieria patens remains an unsolved mystery” (Jankalski, 2006). Species not cited by Mansfeld, 2013.
  This plant is widely cultivated, i.a. in the USA.
Plus d'info sur :
voir d'autres informations sous Jstor_African Plant Initiative
voir d'autres informations sous The International Plant Name Index
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