👉 Rigidipenna is a type of plant that grows well in cold climates, typically found in the northern parts of the world. It is characterized by its long, slender stem and leaves, which can be up to 10 feet long. The leaves are usually arranged in alternate pairs on the stem, with each pair resembling an umbrella or raindrop shape. This plant has a distinctive coloration that ranges from greenish white to deep purple, depending on the cultivar variety.