tt Leaves 2-pinnatifid. 
“2to 5 of the middle pairs of pinnae fertile; pin- 
nae without an axillary tomentum. 
2. O. Claytoniana L. 
Osmunda Claytoniana L.\.c. 1066. Eaton, \. c. 
I: 219. t. 29. ff. 1,2; in Gray |. c. 693. Underw. 
ane etl 0, Nat berms 77. im oritt. le rcs Ae 
Clute, 1. c. 30, Waters, |. c. 303. 
CLAYTON’s FERN. 
Plants 6--12 dm. high; leaves oblong-lanceolate, the 
pinnae 0.5 to 1.5 dm. long, the ultimate divisions round- 
ed; fertile leaves somewhat taller than the sterile ones; 
sporebearing pinnae reduced. 
In moist woods. May-July. 
** Fertile leaves distinct, sterile pinnae with an 
axillary tomentum. 
3. O. cinnamomea L. Pi. 3. 
Filix botryitis Virgintana . . Moris. 1699. Hist. 
Bt 5.036 SEC 1 An sh. Ari 
Osmunda arborea. . surculis sementferts radt- 
calibus. Gron. 1. c. 2: 196. 
O. cinnamomea L.\. c. Haton, \. c. 227.t. 29. ff. 
3--5; in Gray l. c. €93. Underw. in ll. Fl. 1: 
5; Nat, Ferns 77; in Britt.1.c.4. Clute, 1. c. 
25. Waters, |. c. 307. 
CINNAMON FERN, 
16 
