Blainvillea acmella (L.) Philipson.

Common Name : Para cress flower
Family : Asteraceae

HABIT

AN ERECT HERB, 0.3-1.2 M HIGH.

STEMS

MUCH BRANCHED, BRISTLY-HAIRY.

LEAVES

ELLIPTIC TO OVATE, UP TO 12 CM LONG, 8 CM WIDE, BASE WEDGE-SHAPED, MARGINS SERRATE-CRENATE, TIP SHARP, 3-VEINED FROM BASE, BRISTLY-HAIRY.

FLOWERS

FLOWER HEADS ARE SLIGHTLY ELONGATED, BELLSHAPED. RAY FLORETS ARE WHITISH, 35 IN NUMBER, IRREGULARLY 3-PARTED, 10-12 MM LONG. DISC FLORETS WHITISH, 5-PARTED, 3-4 MM LONG.

FRUITS

ACHENES ARE NARROWLY OBOVOID, 35 MM LONG, PAPPUS OF WEAK BRISTLES UP TO 1 MM LONG, ON THE EDGE OF A SHALLOW CUP.