vṛkṣera dvitīya skandha--ācārya-gosāñi
tāṅra yata śākhā ha-ila, tāra lekhā nāñi
vṛkṣera—of the tree; dvitīya skandha—the second big branch; ācārya-gosāñi—Śrī Advaita Ācārya Gosvāmī; tāṅra—His; yata—all; śākhā—branches; ha-ila—became; tāra—of that; lekhā—description; nāñi—there is not.
Śrī Advaita Prabhu was the second big branch of the tree. There are many subbranches, but it is impossible to mention them all.
Link to this page: https://prabhupadabooks.com/cc/adi/12/4