常见例句Perianth segments (3 or)6, in (1 or)2 whorls, free, usually greenish to brownish or blackish, rarely white or yellowish, glumelike. 花被片(3或者)6,(1-)2輪,離生,通常綠色,棕色或黑色,少數白色或黃色,穎狀。 返回 glumelike