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FERNS OF NORTH AMERICA.
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Pr.ATE XVII. — F ig s . i - 8 .
BO T R YCH IUM S IM P L E X , H it c h c o c k .
Hitchcock’s Moonwort.
B o t r y c h iu m S IM P L E X : — Plant smooth, fleshy, not often
over six inches high; sterile segment petioled, set near the base
of the plant, rarely above the middle, varying from simple and
roundish-obovate in small plants to triangular-ovate and deeply-
lobed, or eyen fully ternatc with incised divisions in more developed
forms ; segments broadly obovate-cuneate or slightly lunate,
the outer margin obscurely crenulate, sometimes lobed; veins
flabellately forking; fertile segment once or twice pinnate.
Botrychium simplex, H it chco c k , in Silliman’s Journ., 18 2 3 , v i ., p. 10 3 , t. 8.
H o o k e r & G r e v il l e , I c . F il, t. 82 (right-hand figure). — H o o k e r ,
FI. Bor. Am.. it., p. 2 6 5 .— T o r r e y , Flora of New York, ii., p. 5 0 7 .
■— G r a y , Manual, ed. i., p. 6 3 5 : ed. v., p. 671. — M il d e , N ov.
Act. Acad. Nat. Cur., xxvi., ii,, p. 664, t. 49, 50, figs. 13 8 - 17 4
(t. 54, fig. 204, epidermis')-, Fil. Eur. et A t l, p. 19 7 ; Botr.
Monogr., p. 137, t. 8, fig. 9 ; t. 9, figs. 4, 16 {details). — D a v en po
r t , Notes on Botrychium Simplex, p. 5, etc., t. i.
Botrychhim Virginicum, var. (?) simplex, G r a y , Manual, ed. iii., p. 602.
Botrychium Kannenbergii, “ Klinsmann, in Bot. Zeitung, 1852, p. 378.” '—■
“ L a sch , in Bot. Zeitung, 1856, p. 606" (M il d e ) .
The following varieties are given by Milde in “ Botrychiorum Mono-
graphia: ” —
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