Pergularia tomentosa L.

This is a common desert perennial, it has toxic white sap and coiling stems.

This is a common desert perennial. Stems climb on other plants and also coil on themselves. This common perennial grows in the extreme desert and since grazing pressure by mammals and insects is so high, it is protected by its extremy toxic white sap.

This is the fruit of an extreme desert perennial. It has poisonous white sap, so no animals harm it.

This is a poisonous climber, found in the extreme desert, where there is only 30-50 mm of rain every year. In this pic you can see its strange looking fruit, that is full with seed.