TAB. XXIX 



CRYPTOGRAMMA 



ACROSTICHOIDES 



FILICES. 



Gy 



RATiE. 



r. 



PotY 



podiace^. Kaulf. Filices verse. Willd 



Gen. Char. CRYPTOGRAMMA. Br 



obl 



qui 



sidente 



Sori lineares (vel subrotundi) venulis 



Capsula pedicellatae 



ptaculo communi elevato nullo 



e (pinnulae) 



Involucrum 



commune (pinnulae) marginale, continuum, disco venoso, margine scarioso libero ssepius indu- 



Pl 



partiale nullum 



Filiculae glabella 



tilibus. exterio 



Frondibus ccBspitosis bi-tripinnatifidis : centralibus mutato-contractis ft 



bus sterilibus. Involucris dorsum 



pinnula tegentibus. Capsuli 



breve pedicellatis, annulo incompleto : sporulis obtuse trigonis, lavibus. B 



■ 



Cryptogramma acrostichoides ; frondibus bipinnatifidis, sterilium pinnulis ovalibus crenatis ; fer- 



tilium demum explanatis, soris linearibus discum totum occupantibus. Br. 

 Cryptogramma acrostichoides. Brown in App. to Frankliris Journ.p. 797. 



Hab. Apud Nootka Sound. D. Menzie 



Reg 



subarctica Americae Septentrionalis 



ylvis opacis scopulosis inter lat. Septentr. 56° et 6o°. Richardson 



F 



8-uncialis, glabra, laete-virens, frondibus c 

 adversus lucem conspicuis. 

 Frondes exteriores caespitis steriles, circumscriptione 



pitosis, stipitatis, crasso-membranaceis op 



bipinnatifidae apice pinnatae pinnis distinctis 



brevissime petiolatis ; pinnulis confluentibus, ovalibus, obtusis, crenatis, inferioribus passim dent 



omnium 



e 



prominula 



6 



distinctis simplicibus bifidisve intra marginem crenaturae 



desinentibus. 



Stipites pallidi, subtus semiteretes, antice bisulci, infra medium conspersi, squamulis lineari- 

 lanceolatis acuminatis, disco fusco-atro, limbo pallido, supra glabri. Rachis epaleata, angusta, compressa, 

 colore et fere substantia frondis. Frondes centrales fertiles stipite sterilium longiore alioqui simili insidentes 



bipinnatae : pinnae petiolatae ; pinnulce omnes fructiferae distinctae inferiores brevissime petiolatae 



pl 



cationem involucri lineares, limbo utrinque recurvo, efFormante involucrum fornicatum discum totum operiens 



pallide viride venosum margine scarioso avenio saepius indupl 



demum expl 



gusto-oblon 



« 



involucro quasi nullo : costa subtus particulis parvis flavis conspersa, venis costae obliquis, alte bifidis, fere 

 bipartitis distinctis. 



Sori ramulos omnes venarum a basi ad apicem occupantes, lineares, distincti sed ita approximati ut discus totus 





pinnulae explanatae capsulis maturus 

 evadit. 



hoc stadio filix species Grammitidis vel Acrostichi quasi 



" Capsulde breve pedicelJatae, turgide lenticulares annulo incompieto, altero lateri infra annuli terminationem trans- 



versim dehiscentes, receptacido communi elevato nullo sed venae parum incrassatae insidentes. 



" Sporultz triangulares, laeves, 'absque striis manifestis vel puncto opaciori, in cumulo dilute flavae separatim hya- 



linae." Br. 



1 



Fig. 1. Pinnulae duae fertiles, involucris adhue involutis. f. 2. Portio pinnulae transversim secta. f. 3, Pinnula, 



involucris explanatis. f. 4. Portio pinnulae, cum soris. f. 5. Capsulae. f. 6. Semina vel Sporulae : — magn. 



auct. 



• 



To so adinirable a description of this plant as that here copied verbatim from Mr. Brown, we cai 

 add nothing. We believe the plant has never been found except in the stations above given 



Mr. Brown has drawn up the character of the 



so as to include our Pteris crispa; which he 



vertheless, considers a doubtful species of Cryptogramma 



generic difference 



and the fertile fronds have the clo 



To us 

 milarity 



however, there appears no 



$t every particular, 



almo 



cept in the rather shorter sori of capsules. In the sterile fronds the pinnules are much broader 

 d never wedge-shaped, in the plant now before us. 



