Definition of "honeysucker"

There were also many palms, some of them more than one hundred feet high, and the largest and most beautiful tree ferns that I ever saw, about which hung clouds of jewelled honeysuckers and great-winged butterflies.

1886 October – 1887 January, H[enry] Rider Haggard, She: A History of Adventure, London: Longmans, Green, and Co., published 1887