To avoid loss of water through the surface of leaves (stomatal & cuticular transpiration.)
Leafless cactus plants
cacti, small leafless bushes and some types of trees
Cuscuta, Orobanchae etc. are leafless angiosperms
Leafless plants have developed adaptations such as storing water in their stems, reducing water loss through specialized structures, and relying on photosynthesis in their stems or roots to survive in their environment.
Some desert plants have spines or thorns, some have a bad taste and some are toxic if eaten.
Leafless
Some desert 'bugs' eat plants, some eat other 'bugs' and some are parasites on reptiles, birds and mammals.
Some plants that can be found in the Iranian desert include orchids, willow, and walnut.
Cactus
Yes, there are some plants in the desert with long leaves. A few examples:Palm treesYuccasSotol
Some of the plants that live in the Simpson Desert: Canegrass Acacia Parrot Bush Spinifex Grass
Cactus