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THE BRITTLE BLADDER FERN.
CYSTOPTERIS FRAGILIS.
C. fronds membranaceous oblong-lanceolate, bipinnate ; pinnæ
ovate-lanceolate or oblong-lanoeolato ; pinnules ovate lanceolate or
oblong, blunt or acute, toothed, incised or pinnatifid.
■ (rip®) : pinnæ acute, pinnules ovate or lanceolate, acute,
pinnatifid with ovate or ohlong toothed segments ; sori medial.
[Plate Cl.]
C t s t o p t e r i s f r a g i l i s , Bernhardi, Schrad. neues Journ. Bot. i. p a r t 2, 26, 4!),
t . 2, fig. 9 . Hooker é Amo tt, Brit. FI. 7 e d . 5 8 7 . BaUngton, Man. Brit.
Bot. 4 e d . 4 2 3 , iiio l, S . Deakin, Florigr. Brit. i r . 85, flg . 1 6 0 0 . Maekay,
FI. Hib. 3 4 1 . Newman, Hist. Brit. Ferns, 3 e d , 87. Moore, Handb. Brit.
Ferns, 3 e d . 2 3 3 ; Id ., Perns o f Gt. Bril. Nature Printed, t . 46 A , fig 1.
Bentham, Handb. Brit. FI. 6 3 6 , Sowerby, Ferns o f Gt. Brit. 36, t . l o .
Hooker, Gen. F il. t . 6 2 B ; Id ., Sp. Fil. i. 1 9 7 . Schott, Gen. F i l ’. (t. 8).
L in k , F il. Sp. 4 6 . Presl, Tent. Pterid. 9 3 , t . 3, fig. 1. Fée, Gen. Fil. 29 9 .
Mettenius, Fil. Hort. Bot. Lips. 9 7 . Koch, Syn. 2 e d . 9 8 0 . Frk.s, Sum.
Veg. 82 . Ledebour, FI. Boss. i r . 5 1 6 . A . Gray, Bot. N . United St. 5 9 6 .
Pappe A Bawson, Syn. Fil. A fr. Aust. 16 . Lowe, Nat. Hist. Ferns, v ii. t . 3 1 .
C y s t o p t e r i s o r i e n t a l i s , Desvaux, Prod. 2 6 4 ; a c c o r d in g to Hooker.
C y s t o p t e r i s v i r i d i i l a , Desvaux, Prod. 26 4 .
P o l y p o d iu m f r a g i l e , Linnaeus, Sp. Plani. 1 5 5 3 . Bolton, Fil. Brit. 60 , t . 27
(bad), and t . 46. FI. Dan. iii. t . 401. Pmret, Ene. Bot. v. 639 (excl. B).
P o l y p o d iu m a n t h e i s c if o l iu m , Hoffmann, DeutseU. E l. ii. 9 ; Id ., Bcem. and
Ust. Bot. Mag. ix . 1 1 , fig, 1 4 , c, e.
P o l y p o d iu m o y n a p if o l iu m , Hoffmann, Deutschl. FI. i i. 9.
P olypodium polymo rph um (b) l a c in ia tum , a n d (d) f r a g il e , Villars, Hist.
PI. Dauph. ii i. 8 4 7 , t. 63 , fig s . B. D.
P o l y p o d iu m t e i f id u m , WUhering, A r r . Brit. PI. ii i . 7 7 9 ,
P olypodium album , a, Lamarck, FI. Franc, i, 21.
P o l y p o d iu m f u m a e io id e s , a. l o b a t u m , Weis, PI. Crypt. 3 1 9 . Hoffmann,
Deutschl. FI. ii. 9.
A s p id ium f r a g il e , Swartz, Schrad. Journ. Bot. 1800, ii. 40 ; Id ., Syn. F il 58
Willdenow, Sp. Plant, v. 280. Schkuhr, Krypt. Gew. 63, tt. 54, 65, 56.
Sprengel, Syst. Veg. iv. 107. Kaulfuss, E n vm . F il. 242. Sturm, FI.
(Fan-n.) t. 4. Nyman, Syllog. FI. Europ. 432. ’
A s p id ium t e if id u m , Swartz, Schrad. Journ. 1800, ii. 41 (excl. syn. Eng. Bot.).
A s p id ium d ia p h a n u m , Bory, Hb. D e s f ; according to "Webb.
A s p id iu m v ir id u l u m , Desvaux, Beri. Mag. v . 3 2 1 ,
A s p id ium n b pa len se , Edgeworth U S . Hb. Hook.
A t h y e i u m f e a g il e , SadUr, Adumb. Epiphyll. Hung. 22.
A spl en ium f r a g il l im um , Jacguemont MS. Hb. Mus. Par.
C y a t h e a FEAGILIS, Smith, Mem. Acad. Boy. Sc. Tu rin , v . 4 1 7 : Id . FI. Brit.
iii. 1 1 3 9 ; Id ., Eng. Boi. xxiii. t. 1 5 8 7 . ’
C y a t h e a c y n a p i f o l ia . Both, FI. Germ. i i i. 98.
C y a t h e a a n t h r is c i f o l ia , Beth, FI. Germ. iii. 98 .
Cystba FEAGILIS, Smith, Eng. PI. 2 e d . iv . 2 8 5 .
Cy s t e a e e g ia . Smith, Eng. PI. 2 e d . iy . 2 8 9 ( in p a r t , i. e., t h e a lp in e p l a n t s ) .
C y c l o p t e e i s FEAGILIS, Gray, Nat. A rr. Brit. PI. ii. 9.
Yar. angustata ; pinnæ acutely elongated, pinnules lanceolate or
ovate-lanceolate acute, pinnatifid or incised with long narrow acute
teeth ; sori medial. [Plate CII C.]
C y s t o p t e r i s f r a g i l i s , v . a n g u s t a t a , Fil. Sfp. 46 (excl. s y n . Linnæus,
Sclikulir, and Swartz). Bahington, Man. Brit. Bot. 4 ed. 4 2 4 . Deakin,
Florigr. B rit. iv . 85, fig. c. Sowerby, Perns o f Gt. Brit. 37, t. 20.
C y s t o p t e r is f r a g i l i s , S. t r i p in n a t a , Ruprecht, Dist. Crypt. Ross. 40.
C y s t o p t e r is r i iæ t ic a . L in k , Hort. Reg. Berol. ii. 1 3 1 . Fée, Gen. Fil. 2 9 9
(e x c l. s y n .) .
Cy s t o p t e r is d e n t a t a , S, Hooker, Brit. FI. 1 e d . 445.
P o l y p o d iu m f r a g i l e a n g u s t a t u m , Hoffirumn, Rcem. Ust. Bot. Mag. ix . 1 1 ,
fig. 14 X
P o l y p o d iu m t e n u e , Hoffmann, Deutschl. FI. ii. 9.
P o l y p o d iu m r h æ t ic u m , Dickson, Hort. Sice. fase. i. 1 7 . Bolton, Fil. Brit. 80,
t. 4 5 . Withering, A rr. B rit. PI. iii. 780. Poiret, Enc. Bot. v . 5 3 8 .
P o l y p o d i u m p o l y m o r p h u m (a) r h æ t i c u m , Villars, Hist. PI. Dauph. i i i. 8 4 6 ,
t. 53, fig . A.
P o l y p o d iu m f u m a r io id e s , /3. l a c in ia t u m , Weis, PI. Crypt. 3 2 1 .
Cy s t e a a n g u s t a t a . Smith, Eng. FI. 2 e d . iv . 2 8 8 (e x c l. s y n . Asp id ium
rhoeticim).
C y a t h e a f r a g i l i s /3. (excl. syn. Ray and Plukenet) and 7 , Smith, FI. Brit. iii.
1 1 3 9 .
Cy a t h e a r e g ia , Roth, FI,. Germ. iii. 9 6 (e x c l. s y n . Linnæus).
A spid ium f r a g il e j8. Willdenow, Sp. P lant, v. 281 (excl. syn. Ray and
Plukenet).
A s p id iu m r h æ t ic u m , Willdenow, Sp. PI. v . 2 8 0 (excl. syn.).
A t h y r ium rhæ t icum , S a d k r , Adumb. Epiphyll. Hvmg. 22.
C y c l o p t e r i s f r a g i l i s , j3. RHÆTICA, Gray, Nat. A r r . Brit. PI. ii. 1 0 .
Var. dentata : pinnnles oblong, blunt obscurely tootbed, or shallowly
lobed with sbort blunt teetb; sori submarginal. [Plate
CII A.]
C y s t o p t e r i s f r a g i l i s , v . d e n t a t a , Hooker, Sp. F il. i. 1 9 8 . Moore, Ferns o f
Gt. Brit. Nature Printed, t . 46 A. fig. 4. Deakin, Florigr. Brit. iv . 84,
fig. a.
C y s t o p t e r i s f r a g i l i s , Kunze, Linncea, ix. 97 , according t o Hooker ; Id ., L in .
X. 551.
Cy sto pter is d en tata , Desvaux, Prod. 2 6 3 . Hooker, Brit. FI. 1 e d . 4 4 5 . L in k ,
Fil. Sp. 4 5 . . Fée, Gen. Fil. 2 9 9 . Sowerby, Ferns o f Gt. Brit. 3 8 , t. 21.
Bahington, Mam. Brit. Bot. 4 e d . 4 2 4 .
Cy s t o p t e r is P o n t e d e r æ , L in k , Fil. Sp. 45, i n ohs.
Cy s t o p t e r is ja m a ic e n s i s , Desvaux, Prod. 2 6 3 .
C y s t o p t e r is f u m a r io id e s , Kicnze, Linnoea, ix . 9 7 . Fée, Gen. Fil. 2 9 9 .
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