Carex Sparganoides, p. 20
72 Carex sparganoides, Muhlenberg.
Spikes 6 to 10 clustered above, more or less remote
below, ovate; perigynia, diverging at maturity,
broadly ovate, compressed, two toothed, scabrous on
the margin, about twice the length of the ovate
acute scale; achenium roundish-ovate; style
short timid at the base. Culms two
feet high; flowers in May. Moist grounds.
Plate VIII fig. 10. a Head of spikes
one half the natural size; b a spike; c the
perigynium and scale; d achenium, style &
stigmas; e section of the perigynium.
Occurs at Milwaukee in Wisconsin;
also in Illinois, southern Indiana, Ohio
and Michigan. Extends to the southern
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