Can ls be made to only list directories?

[Al Marmora]

In article <1990Sep3.032037.487 at iwarp.intel.com> merlyn at iwarp.intel.com (Randal Schwartz) writes:
>
>You *never* need
      ^^^^^
>
>	`echo something`
>
>Just use
>
>	something
>
>Think about it.

I did;  in a Bourne Shell try:
	echo hello > foobar ; cat < foo*
instead of
	echo hello > foobar ; cat < `echo foo*`

--al