Valmiki Ramayana Kishkindha Kanda Sarga 43 Shloka 39

तं तु देशम् that region, अतिक्रम्य on passing, शैलोदानाम called Sailoda, निम्नगा mountainstream, तस्याः its, उभयोः both, तीरयोः on the banks, कीचकाः नाम called Kichakas, वेणवः bamboos, ते you, सिद्धान् ascetics, परं तीरम् to the other bank, नयन्ति going, प्रत्यानयन्ति च and get back.

'Passing that region you will reach a mountain stream called Sailoda. On both the banks of the stream are bamboo groves called Kichakas. They waft the siddhas to and from the river. (Kichakas bend forward forming an arch and thus help sages to cross the river.)