The term 'bulrush, e.g.' refers to a type of plant that is commonly found in wetlands and other areas with shallow water. The two crossword solutions for this term are 'SEDGE' (5 letters) and 'REED' (4 letters). SEDGE is a grass-like plant that typically grows in wetland areas and is characterized by its triangular stems. REED is a tall, slender grass-like plant that is often found in shallow water or on the banks of rivers and streams. Both SEDGE and REED are members of the bulrush family and are commonly used for landscaping and erosion control.