participates_in participates in unicellular plant gametangium Occurs in some green alga, such as Ulva. Participates in the gametophyte development stage (PO:0028003). PO_GIT:513 A native plant cell (PO:0025606) that produces one or more gametes (PO:0025006) and participates in the gametophyte development stage (PO:0028003). plant_anatomy PO:0025521 単細胞植物配偶子嚢 (Japanese, exact) gametangium (broad) 2012-12-03T16:09:54Z Laurel_Cooper native plant cell gametophyte development stage