Nerine angustifolia Nerine from Quackin Grass Nursery Plant Crush of the Week: Philodendron Emerald King This one has quickly become a favorite. I picked up this Philodendron Emerald King from Leaf Vine Node at the Winter Bash at Ted's Common Name: Cornflower or knapweed, Genus: Centaurea, Species: cyanus, Found in: The rolling green hills of Germany, Color: intense or bright blue and many other shades of blue., Number of petals: Philodendron Imperial Red