Commelina Sellowina (Blue Spider Wort, or Day Flower).

A pretty greenhouse climber, bearing cobalt-blue flowers. It should occupy a sunny position, and be watered freely from March to September, after which very little should be given.

Related posts:

1. Tradescantia Virginica (Spider Wort).
2. Spider Wort.
3. Commelina Tuberosa.
4. Chinese Sacred Narcissus (Oriental Lily, Joss Flower, or Flower of the Gods, the Chinese emblem of good luck).
5. Hypericum (St. John’s Wort).