When there is a "Rabbi Shimon" without giving his father's name or his town, who is it assumed to be? The specific example I'm looking at is in Yerushalmi Brachot Daf 25.-25:.
I heard a shiur where there was a mention of a 100 amos tall carob tree. I think he mentioned it was in yerushalmi kilayim, but i'm not sure. Can you tell me where I might find this gemarah?
The halacha we have today is mostly sourced in Talmud Bavli(the Babylonian Talmud),Medrash and Zohar. I would like to know what Halachot which we have today which are sourced strictly in the ...