Fig. 266: Carex nebraskensis: a, pistillate flower with perigynium removed, X 12; 

 b, scales of pistillate flowers, X 12; c, scales of staminate flower, X 12; d, achene (cross 

 section), X 12; e, perigynium, flattened and strongly many-ribbed. X 12; f and g, 

 ligiiles, sometimes punctate, X 6; b, habit, upper part of plant, showing the leaves, the 

 culm and the inflorescence with the spikes staminate above and pistillate below, the 

 subtending bracts short, X %; i. lower part of plant, showing the stout horizontal 

 rhizomes, X %. (From Mason, Fig. 94). 



