Needle-like leaves are at least 10 times as long as wide and rarely wider than 3 mm:

In some cases they are cylindrical or diamond-shaped in section...:

...in other cases they are strongly flattened:

More or less 'needle-like' leaves are present also in several species of Angiosperms, e.g. in the genera Erica and Empetrum:


In the plants of the genus Asparagus the leaves are substituted by strongly modified stems which resemble needle-like leaves: you will reach them both with the option 'leaves needle-like' and with the option 'plant without leaves':


Scale-like leaves are usually strongly appressed to the branches and do rarely exceed a few mm in length...:


...with the exception of those of the genus Araucaria, which can exceed 1 cm in length: