tāṅra - his; śiṣya - disciples; upaśiṣya - granddisciples and admirers; tāṅra - his; upaśākhā - subbranches; eimata - in this way; saba - all; śākhā - branches; upaśākhāra - subbranches; lekhā - to describe by writing.

His disciples and granddisciples are his subbranches. To describe them all would be difficult.