Assertion: moss's cell | /r/HasProperty | hydroid
Facets:
Source sentences:
text: Many moss taxa have rudimentary internal conducting cells (hydroids and leptoids), but these cells are generally absent among the aquatic species.
text: Although mosses are considered non-vascular plants, many true mosses in fact have a primitive vascular system consisting of a central strand of water-conducting cells called hydroids.
text: It consists of an internal cylinder of water-conducting cells (the hydroids) surrounded by layers of living cells (leptoids) that conduct the sugars and other organic substances manufactured by the gametophore.
text: …cylinder of water-conducting cells (the hydroids) surrounded by layers of living cells (leptoids) that conduct the sugars and other organic substances manufactured by the gametophore.
text: …of elongated thick-walled cells called hydroids that are involved in water conduction and that have been compared to the xylem elements of other plants.
text: In these latter cases, mosses have evolved special water-conducting cells, called hydroids , which function like xylem, but lack thickened/lignified walls.