Multiple choice

In which of the following plants, only one functional megaspore is present?

  1. Selaginella chrysocaulos

  2. S. rupestris

  3. S. Pallidissima

  4. S. gracilis

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Selaginella rupestris, the northern selaginellla or rock spike-moss, is a species of spike-moss. It has only one functional megaspore.