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Passiflora alata

  • P. alata – quite like P. quadrangularis but smaller flowers. A very variable species.
  • 2-4 petiole glands per stem. Stipules 1-2cm long by 0.3-1cm wide. Single lobed ovate leaves
  • Flowers 10-12cm wide with neat corona filaments. Sepals and petals red inside & green out.
  • Fruit ovoid, 10-15cm long by 5-10cm wide, bright orange or yellow when ripe.
  • Image © 2010 Stephen Gray More images

Passiflora x decaisneana

  • (P. alata x P. quadrangularis) often mislabelled and sold as P. quadrangularis. There are a number of clones of this cross.
  • 4 glands on 90% of the stems. Stipules 15mm long by 6mm wide. Large ovate leaves.
  • Heavy flowers 10-13cm, corona filaments a bit scruffy at the end compared with alata. Sepals and petals red inside & sepals green out & petals red out.
  • Fruit egg shaped up to 18cm long, dull orange when ripe.
  • Image © 2012 Martine Sanchez

Passiflora phoenicea

  • A great selection by Patrick Worley, P. phoenicea ‘Ruby Glow’ is widely available in cultivation. Often incorrectly known as P. alata ‘Ruby Glow’.
  • 2 bright yellow petiole glands near the leaf make ID easy. Stipules 10-12mm long by 3-4mm wide. Large ovate leaves.
  • Flowers 11-13cm. Petals brick red outside & rich purple inside. Neat corona filaments. Sepals shorter than petals.
  • Fruit large ovate, up to 13cm long & 8cm diameter, yellow when ripe.
  • Image © 2012 João Franco

Passiflora quadrangularis

  • P. quadrangularis A huge vine.
  • 6 glands on 90% of the leaf stems. Stipules 2-3.5cm long by 1-2cm wide.
  • Large ovate leaves. Flowers 8-12cm. Very scruffy corona filaments, sepals a little paler than petals inside.
  • Fruit quadrangular (four sided), 20-30 cm long by 10-20 cm wide, pale yellow-green when ripe.
  • Image © 2012 Marcel Böhrer Stuttgart Botanical Gardens