Pinaropappus roseus aka Rock Lettuce
Taxonomy
Common names
Rock Lettuce, White Dandelion, White RocklettuceHow to care for Rock Lettuce
Water
Rock Lettuce should be watered regularly, allowing the soil to dry out between waterings.
Toxicity
The toxicity level of this plant has not been officially confirmed by Ploi. If there is a possibility of ingestion of plant material with an uncertain toxicity by you, a family member, or a pet, it is advisable to seek the assistance of a medical professional.
Growth-pattern
Rock Lettuce grows vertically and new growth emerges from the top of the plant.
More info:
Wikipedia