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134 FERNS OF NORTH AMERICA.
shorter sterile frond reclined upon
it ” {Davenport).
Time of fruiting, July and August.
segment clasping the fertile, and
its apex overlapping the whole ”
{Davenport).
Time, two or three weeks earlier
than the other.
Plate XVII., Figs. 9 - 14 . — Botrychium matricarieeflMn.
Fig. 9 is a plant of small size, though not so small as is sometimes
seen. It is from Bethlehem, New Hampshire, collected by Mr. Granville
B. Putnam.
Fig. 10, a large and fully-developed specimen from near Utica, New
York, collected by Mr. Edwin Hunt.
Fig. 1 1 shows the commonest form. The specimen is from Mrs.
Hathaway, who collected it in Otsego County, New York.
Fig. 12 represents the vernation, Fig. 13 the venation, of a roundish-
ovate segment, and Fig. 14 a spore.
More decidedly ternate forms than Fig. 10 have been found in Lewis
County, New York, by Mrs. Barnes, some of them with the sterile segment
bearing scattered sporangia.
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