Shiva Purana
उत्तरे चंदनं दद्याद्धरितालं तु पूर्वतः ॥ सुगन्धैः कुसुमै रम्यैर्विचित्रैश्चापि पूजयेत् ॥ १२ ॥
One should place sandalwood paste on the north and green palm trees on the east. One should worship them with fragrant flowers and beautiful and varied offerings.
english translation
uttare caMdanaM dadyAddharitAlaM tu pUrvataH ॥ sugandhaiH kusumai ramyairvicitraizcApi pUjayet ॥ 12 ॥
hk transliteration by Sanscript