Flowers of Passiflora foetida when exposed to ...

The image showcases two photographs of flowers from the Passiflora foetida plant, one captured under regular daylight and the other illuminated by a 365 nm ultraviolet (UV-A) blacklight.

**Photograph 1: Daylight**

* The top photograph features three flowers with dark purple petals that are slightly wilted.
* Each flower has five sepals, a yellow center with red streaks, and a greenish-yellow stamen.
* A few of the petals have fallen off one of the flowers.

**Photograph 2: UV-A Blacklight Illumination**

* The bottom photograph presents three flowers that are slightly different from those in the daylight photograph.
* They have lighter purple petals with more pronounced veins and a larger yellow center with red streaks, which appears to glow under the blacklight.
* One of the stamens is also visible.

**Comparison**

* Under regular daylight, the flowers appear dark purple with wilted petals.
* When illuminated by UV-A blacklight, they display lighter purple petals and a glowing yellow center.

The image highlights the unique appearance of Passiflora foetida flowers when exposed to different light sources. – AI vision