On Wednesday afternoon, the Central Park Conservancy Garden boasted blooms — and hats — of all varieties for the 44th annual Frederick Law Olmsted Awards Luncheon. Known colloquially as the “Hat Luncheon,” this year’s sold-out event, hosted by the Women’s Committee of the Central Park Conservancy, honored longtime park supporters Judy Hart Angelo and Janet Ross and raised a record amount of money for New York City’s “backyard.” But first, back to the hats. While florals reigned supreme, a few women used the opportunity to show their support for another New York institution — the Knicks — as the basketball team was heading into Game Two of the NBA finals. There were a few classic team caps (and one jersey) in the crowd, and one woman had tucked a print-out of the team logo the brim of her floral-accented hat: the best of both worlds. At the hat luncheon, almost anything goes.…