Passiflora vitifolia (Crimson Passion Flower, Fragrant Passion Flower)

Crimson Passion Flowers are fast-growing perennial Passion Flowers with conspicuous red blooms once mature. These climb on small shrubs and trees in South America (native) in order to accomidate their high light requirements.

Passiflora vitifolia (Crimson Passion Flower, Perfumred Passion Flower, Grape Leaf Passion)
Family: Passifloraceae
Subspecies: none, although Passion flowers are commonly hybridized
Native: South America
Hardiness Zones: 10-11
Height: climbing to 6 meters tall if environment permits
Diameter: to (presumably) 3 meters wide if allowed
Root System: becoming thick (but not woody), mostly shallow, transplant very poorly
Growth Rate: fast
Age: perennial (to over 10 years old)
Deciduous: not usually, may go dormant in cold spells (very frost tender)
Monoecious/dioecious: monoecious
Monocot/dicot: dicot

Tolerates: partial shade (may grow to accomidate low light levels)
Problems (major): fungal pathogens (if poor circulation)
Problems (minor): requires high humidity and air flow, flea beetles feed on foliage
Poisonous: The stems produce small quantities of HCN (Hydrogen Cyanide) and toxic tannins; the fruit is toxic as well.
Soil requirements: sandy/loamy, well-drained soils
Air requirements: requires high humidity and air flow
Watering requirement: moderate
Sun requirement: full sun, tolerates partial sun
Leaves: deeply 3-lobed (three segments), lobes lanceolate and toothed dark green, nectaries present at base of lamina to attract ants for protection, to 15 centimeters long by 18 wide
Stems: winding tendrils, glabrous
Flower structure: passionflower, to 15 centimeters across with outward-facing red filaments and inner white filaments, 10 crimson tepals (5 petals, 5 petal-appearing sepals),fragrant
Flowering frequency: year-round once mature
Fruit type: berry, bright green (with white or yellow speckles), ovate (turning globose) with fleshy white pulp, more than 25 black seeds per fruit
Fruit dispersal: unlikely by animals due to toxicity (although some parts of the fruit are edible)
Subterranean storage organ: none
Epiphyte: vine (no)
Notable characteristics:
Aside from the spectacular, bright red flowers, these can be reproduce via cuttings. The leaves superficially resemble grape

Uses:
Passion flowers are food to caterpillars and butterflies. These are frequently used due for their aesthetic appeal.

Passiflora_vitifolia_
Flower

DSC07969  DSC07970 DSC07971
Another Passiflora species

Passiflora_vitifolia
Close-up of P. vitifolia flower at the Southern Illinois Univeristy Carbondale Plant Biology greenhouse
Sources used:

All of the images provided were taken by me. They may be used for educational/informational purposes only, provided that this article/online journal is appropriately citedfirst.

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