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Family |

Gentianaceae

Blackstonia perfoliata

(L.) Huds.

Blackstonia perfoliata (L.) Huds.

(Nouvelle Flore du Liban et de la Syrie, vol. 3, Pl. XV nº 1; 1983)


  • Life-form & habit: Erect annual, 20–40 cm tall, leafy, ending in a corymbose inflorescence.

  • Leaves: Cauline leaves glaucous-green, triangular-ovate, fully connate at the base into an entire, elliptical, perfoliate blade not constricted at mid-length.

  • Inflorescence & flowers: Corymbose clusters.

  • Calyx: Divided to the base into 8 subulate, uninerved lobes.

  • Corolla: With oblong, obtuse lobes.

  • Fruit: Not described in detail by Mouterde.

  • Phenology: Flowers from February to September.

  • Habitat & elevation: Moist places, near seepages.

  • Lebanese distribution: Ct. Nahr Damour, Ras Beyrouth, Nahr el-Kelb, Nahr Ibrahim; Mi. ‘Abey, Jeba‘a, under Beit Méri, ‘Ain Zehalta, Mayrouba, Faraya; Mm. Dimane to Hadeth, Hasroun, Bcharré–Cedars, Blaouzé, Ehden; Herm. Rachaya.

  • Native range: Albania, Austria, Baleares, Belgium, Bulgaria, Corse, Cyprus, Czechia-Slovakia, East Aegean Is., France, Germany, Great Britain, Greece, Hungary, Iraq, Ireland, Italy, Kriti, Krym, Lebanon-Syria, Morocco, Netherlands, NW. Balkan Pen., Palestine, Portugal, Sardegna, Sicilia, Sinai, Spain, Switzerland, Türkey, Türkey-in-Europe

  • Introduced into:Argentina Northeast, Argentina Northwest, Azores, New Zealand North, Uruguay


Location

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© Ramy Maalouf 2020 - 2025

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