16 
COPELAND. 
3. Osmunda lancea Thunb. 
Like Q. regalis var. japonica except for the sterile pinnules, which are 
3.5 to 4 cm long, at most 7 mm broad, acute at both ends, serrulate only 
above the middle, and borne on stalks 1 to 3 mm long. 
Japan. 
4. Osmunda cinnamomea L. 
Stipes densely tufted, 30 to 60 cm high, those of the fertile frond the 
higher and more densely woolly: sterile frond 50 to 100 cm high, about 
20 cm wide, abruptly contracted at the top : pinnse sessile, close, 10 to 
13 cm long, about 25 mm broad; acuminate, cut almost to the costa;, 
lobes close, subfalcate, and traversed obliquely by the main vein in (typ- 
ical) American plants, more remote and straighter in Japanese specimens, 
oblong, subcoriaceous, glabreseent ; fertile frond 20-35 cm high, hardly 
3 cm wide, dense, bipinnate, transient. 
Eastern Asia south to China; America. 
Var. fokienense C'opel. 
Fronds less than 1 m high including stipe, about 10 cm broad, when 
very young ciliate, especially in the sinuses, otherwise practically glabrous, 
coriaceous; segments almost straight, oblong, rounded. 
Collected by Mr. Dunn in Fokien, No. 3763. 
5. Osmunda claytoniana L. 
Frond less woolly when young; pinnae obtuse; segments rounded, the 
vein hardly oblique, texture herbaceous; fertile pinnae borne midway, with 
upper and basal parts of frond sterile; otherwise like O. cinnamomea. 
The Himalayas and western China; eastern United States. 
6. Osmunda bromel i ifol ia (Presl) Copel. Philip. Journ. Sci. Bot. 2 (1907) 
147. 
Stipe 25-40 cm high, slender; frond including stipe usually less than 
1 m high ; pinna? borne at an acute angle, the larger ones up to 23 cm 
long, 7 to 9 mm broad, on stalks more than 1 cm long with acuminate 
base and long-acuminate apex, sharply serrate except near the base with 
teeth about 5 mm long and 0.5 to 1 mm deep, glabrous, hard-coriaceous, 
veinlets mostly simple; fertile pinna? medial, considerably shorter than the 
sterile, pinnate and the pinnules lobed. 
Luzon, Mindoro. 
7. Osmunda banksiifolia (Presl) Kuhn. 
Caudex sometimes 60 cm high and 15 cm thick, stipe stout; frond 
including stipe 1.5 to 2 m high; pinna? about as long as in the preceding 
species and more than twice as broad, short-stalked, acuminate, acute at 
base, serrate with prominent teeth as long as in the preceding species 
