Their tubular flowers, which can be pink, purple, white, or yellow, grow on tall spikes and attract pollinators like bees and ...

For example, white ... Indian pink flowers (Spigelia marilandia) are made up of upright orangey-red cones that wag yellow banners at pollinators. Hummingbirds can't stay away from this tubular ...

pith is brown and hollow Flowers are small and tubular, paired and borne on stalks arising from the leaf axils, can be white (Morrow’s), white-pink-red (Tatarian), or just pink (Bell’s), blooms ...