moss-rose purslane; Portulaca grandiflora
A common garden flower with colorful blooms; the name is usually written in katakana.
Many moss-rose purslanes are blooming in the garden.
Kanji spelling is rare; the katakana form is standard.
The name マツバボタン literally means 'pine-needle peony', referring to the plant's needle-like leaves and peony-like flowers.