The word(s) "tree" appears 42 time(s) in 40 verse(s) in Quran in Muhammad Pickthal translation.

(11) And the pangs of childbirth drove her unto the trunk of the palm-tree. She said: Oh, would that I had died ere this and had become a thing of naught, forgotten!

(12) And shake the trunk of the palm-tree toward thee, thou wilt cause ripe dates to fall upon thee.

(13) (Pharaoh) said: Ye put faith in him before I give you leave. Lo! he is your chief who taught you magic. Now surely I shall cut off your hands and your feet alternately, and I shall crucify you on the trunks of palm trees, and ye shall know for certain which of us hath sterner and more lasting punishment.

(14) But the devil whispered to him, saying: O Adam! Shall I show thee the tree of immortality and power that wasteth not away?

(15) Hast thou not seen that unto Allah payeth adoration whosoever is in the heavens and whosoever is in the earth, and the sun, and the moon, and the stars, and the hills, and the trees, and the beasts, and many of mankind, while there are many unto whom the doom is justly due. He whom Allah scorneth, there is none to give him honour. Lo! Allah doeth what He will.

(16) And a tree that springeth forth from Mount Sinai that groweth oil and relish for the eaters.

(17) Allah is the Light of the heavens and the earth. The similitude of His light is as a niche wherein is a lamp. The lamp is in a glass. The glass is as it were a shining star. (This lamp is) kindled from a blessed tree, an olive neither of the East nor of the West, whose oil would almost glow forth (of itself) though no fire touched it. Light upon light. Allah guideth unto His light whom He will. And Allah speaketh to mankind in allegories, for Allah is Knower of all things.

(18) And tilled fields and heavy-sheathed palm-trees,

(19) Is not He (best) Who created the heavens and the earth, and sendeth down for you water from the sky wherewith We cause to spring forth joyous orchards, whose trees it never hath been yours to cause to grow. Is there any Allah beside Allah? Nay, but they are folk who ascribe equals (unto Him)!

(20) And when he reached it, he was called from the right side of the valley in the blessed field, from the tree: O Moses! Lo! I, even I, am Allah, the Lord of the Worlds;