Crownbeard (dogweed)
Verbesina encelioides (Cav.)

First leaves: Opposite.

Leaves:
Opposite on lower stems and alternate towards the top.
Dull green on top, whitish due to dense hairs on underside.
Stipules - Leafy, ear-like appendage where petiole joins stem.
Petiole - Short, often broadly winged along its length.
Blade - 40-110 mm long by 25-60 mm wide. Thin. Somewhat triangular overall. Green on the topside and hairy underneath. Edges toothed or lobed. Tip pointed. Base abruptly tapered to almost square.
Stem leaves - Mostly alternate

Stems:
Dull green, 300 to 1500 mm tall, branching almost from the base. Hairy with dense, short, white hairs.
Flower stem - (peduncle) 250 mm long, leafless, erect.

Flower head:
Globular, 25-50 mm diameter. 2 rows of green, slender hairy bracts, 7-15 mm long underneath.
Usually single but occasionally in clusters on the ends of erect, long, leafless stalks (peduncles) to 250 mm long.
Involucre hemispherical.
Receptacle convex and pitted with non persistent scales.

Flowers:
Golden yellow and daisy like with 12-15 'petals' and a 25-50 mm diameter, yellow centre
Style - branches linear with shortly hairy, finely tapered tips.
"Petals" - Golden yellow, 10-20 mm long, lance shaped and in a single row around the flower. 3 toothed at the tips. Central florets are numerous, yellow, tubular and 5 lobed
Ray florets - With "petals" (ligulate). Female, fertile or sterile.
Disk florets - Yellow, bisexual, fertile, 5 toothed
Anthers - Obtuse at the base. Narrow acute appendage at the top