Reference for Bava Metzia 145:7

פרדיסא רב אסר ושמואל שרי רב אסר כיון דלקמיה שויא טפי מיתחזי כי אגר נטר ליה ושמואל שרי כיון דהוי ביה תיוהא לא מיחזי כי אגר נטר ליה

— He replied: R. Ishmael son of R. Jose wished to do so with linen garments, but was not allowed by Rabbi. Others say, Rabbi wished to do so with small ware, but R. Ishmael son of R. Jose did not allow him. An orchard:<span class="x" onmousemove="('comment',' Rashi: 'vineyard'. I.e., to advance money at a fixed price for the fruits of the orchard before they are ripe, to be delivered when ripe. The fixed price is naturally less than that of ripe fruit. ');">¹³</span>

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