In 2002 I made the back-cross between Emerald Sea and N. viridiflorus, using a flat small flowered form of the species originally collected in Morocco. In some respects the offspring are rather like a larger form of the species and…
Here are two photos from N. viridiflorus which flowered at October 14 near La Roche and two from today in my green house. The petals of the flowers are more or less reflexed. Crosses of viridiflorus hybrids like Emerald Sea…