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ENUMERATIO PLANTARUM JAPONICARUM. 
Rachis paleis setaceis, fuscis, dense vestita ; pinnz lineari lan- 
CO o Roms sio s. — Asp. cycadinum. 
Rachis parce paleacea, paleis fuscis, linearibus; pinnæ lan- 
ceolaipi eau ou vifa docu i Lx — Asp. Dickinsii. 
Frondes basi paleis nigris linearibus dense obsite ; pinnæ in- 
fimæ latere inferiore conspicue adauctæ, pinnatifidæ, mediæ 
lantum dentate. . . . . . . . o. = Asp. varians, forma. 
Pinnæ omnes symetricæ vel vix conspicue latere superiore 
adaucte, profunde pinnatifidæ. . . . . . . . . . . .. 
Nervi tertiarii omnes simplices. . . . . . . . . COE do. 
Nervi terliarii pro majore parte furca... ese 
Rachis dense paleacea . . . o . . . . — Asp. polylepis. 
Rachis glabra vel breviter pilosula . . . . . . . + . . . . 
Lamina basi longe decrescens, præsertim subtus villosula, glan- 
dulis destituta . . . , . . . . — Asp. nipponicum. 
Pinnæ infimæ non vel vix decrescentes, subtus sæpe plus minus 
apèrse glandulosss. 7, c.c 002 DT PERS 
Frons 1-2 ped. alta, subtus glandulosa ; lobi omnes basi æquales 
nécánguslali ^ it. | ARR Es gracilescens. 
15 ( Frons palmaris vel vix pedalis, subtus vix vel non glandulosa ; 
lobi infimi pinnarum, presertim in latere superiore, basi an- 
gusti, oblongi, .. . , : . .. — Asp. angustifrons- 
Pinnæ omnes sessiles, basi :equales vel sublatiores, lobis inte- 
gerrimis vel apice obsolete denticulatis . . . + + «7 
Pinnæ infim:z breviter petiolatæ, basi angustatæ, a proximis 
longe distantes; lobi sinuato crenati. . . — Asp. lazum. 
Petiolus laminà multo brevior, dense paleaceus ; lamina glabra, 
longe decrescens, usque bipedalis; sori ad basin loborum 
WAA AAA — AW. gu 
15 | Petiolus laminà longior, glaber vel tenuissime pilosulus ; lamina 
puberula basi vix decrescens, palmaris vel vix pedalis; S6! 
inter marginem et costulam seriati, marginibus loborum 
revolutis sepe pro parte velati . . . — Asp. thelypteris- 
Textura coriacea, opaca ; pinnæ subintegræ vel inciso serrate ; 
nervatio inconspicua, copiose anastomosans ; indusium pelta- 
D 0 S ECT Sion init euer doce ov 
16 : at 
| Testura membranacea, plus minus translucens ; pinna pinos 
fidæ; nervatio conspicua; nervi tertiarii contigui apice 
A connati e E E QUITE uM to 
17 Pinnæ utrinsecus tantum 1-5. o; IR AS falcatum, font; 
Pinnæ utrinsecus 10-90 , . . . . . . . + - » * ed m 
Pinnz obsolete crenatx vel dentate. . . —— Asp. falcatum. 
18 | Pinnæ profunde dentato serrate . . . o ->> rm 
= Aspl. falcatum P. caryolideun - 
H 
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