Few are being replaced with young palms, Dunlap says.His department has no budget for palms and the threat of disease makes the most desirable varieties a poor choice to plant anew.

• 邓执普表示，这些棕榈树很少被年轻的棕榈树取代，他的部门没有买棕榈树的预算，而树木生病造成的威胁也使主管部门在重新栽植时不太愿意考虑这些最受人青睐的树种。