Assertion: cactus's flower | /r/HasProperty | shaped with darker mid-stripe
Facets:
Source sentences:
text: The flowers are funnel-shaped and range from 7 mm to 40 mm and more in length and in diameter, from white and greenish to yellow, pink and red in colour, often with a darker mid-stripe; the reddish hues are due to betalain pigments as usual for Caryophyllales.