Botanists on ropes
To save a plant, biologists rappel down 910‑metre cliffs. Their mission: pollinate flowers clinging to sheer rock.Hawaii’s Cliff Gardeners: Saving Brighamia
When a pollinator vanishes
The endemic plant Brighamia now needs hand‑pollination because its natural pollinator is presumed extinct.Hawaii’s Cliff Gardeners: Saving Brighamia
