30 



Var. melanolepis (Franch. et Sav.) Makino. 



Stipe long, shorter than the frond, black-brown at the base ; scales 

 lanceolate * or broadly lanceolate, black-brown, denser towards the base of 

 stipes. Frond ample, tripinnatifid, broadly ovate-lanceolate, about 40-63 

 cm long, 23-40 cm broad ; pinn&e spreading, alternate, lanceolate, 1J— 5 

 cm wide, middle ones 12-21 cm long, distant and smaller in the inferior 

 ones ; pinnules spreading, lanceolate, acute, sessile or sometimes subsessile, 

 deeply pinnatifid, §-3 cm long, 4-8 mm wide ; segments oblong or 

 elliptical, more or lees dilated at the base, sharply denticulate, subtruncate 

 at the apex ; veinlets mostly simple. Sori 1-6 to a segment, situated 

 nearly on the middle part of lower veinlets, usually hamate at the top, 

 about 1 mm long ; indusium fimbriato-ciliated on the margin. 



Azplenium melanolepis Franch. et Sav. Enum. plant. Jap. II. p. 

 226 et 623. 



"Nom. Jap. Me-shida (Z. Matsumura), O-inuwarabi (Z. Matsumura). 



Hab. Prov. Shimotsuke : Mt. Mkko (Herb. ! Sc. Coll. Imp. Univ. 

 Tokyo, sub nom. Asplenium Filix-fcemina, July 31, 1877), Mt. Shirane^ 

 yama in Nikko (Herb. ! 1. c. sub nom. Aspl. Filix-fozmina y Aug. 28, 

 1884) ; Prov. Oshima in Hokkaido : Hakodate (Herb. ! 1. c. sub nom. As- 

 plenium spimdosum, Aug. 14, 1878) ; Prov. Ishikari : Sapporo (Herb. ! 

 1. c. July 30, 1878); Prov. Hidaka : Samani (K. Miyabe\ herb. 1. c. sub 

 nom. Aspl. spinulosurn, June 18, 1884); Prov. Kusuri: Sempoji (K. Miyabel 

 herb. 1. c. sub nom. Aspl. spinulosum, Aug. 10, 1884). 



A remarkable variety. 



Var. deltoideum Makino var. nov. 



Cauclex thick, stout, oblique. Stipe tufted, long, slender, erect, clothed 

 with scales towards the base ; scales rufous-brown, membranaceous. Frond 

 deltoid, or ovato-deltoid, sub-tripinnate, 30-60 cm long, 20-40 cm broad ; 

 , pinna? erect-patent, about 10-14 on each side, oblong-lanceolate, shortly 

 petioled, more often subopposite, lowest ones largest ; pinnules sprearing, 

 lanceolate, very shortly petiolulate, acute or obtuse, |-8 cm long, ^— 2§ cm 

 wide, nearly pinnate below in the inferior ones, but else pinnatifid ; 

 segments spreading, lower ones elliptical-oblong, sometimes ovato-lanceolate, 

 often subcuneate towards the base, usually abruptly obtuse or acute at the 

 apex, frequently pinnatifid into the sharply dentate small lobes in lower 

 ones, sometimes with a minute auricle on the upper lower side, the upper 

 ones merely sharply dentate ; veinlets simple in the Upper segments, but usual- 

 ly 2-forked or pinnate in the lower segments. Sori short, elliptical, often 

 horseshoe-shaped ; indusium very thinly membranaceous, fimbriato-ciliated. 



