■i
m a i 'g in em m o x lio x a e d ris, p a r a n em a t um a r t ic u l is d i am e t r o æc ju a -
iiluis, s p h æ r o s p o r i s e i i ip s o id e is , c y s t o c a r p i o r um n u c i e o o b l o n g o
s imp l ic i , g em m i d i a d is c o i d e a 5 — -6 f o v e n t e ,
Peys sonnel ia Dubyi C ro u a n I. c. la b . H . liH fla r v . Phy c. B r it. lab.
L X X I ! k ü l z . Sp. Aly . p . 094!
r iab. in o c e a n o a l l a n t i c o ad r u p e s e t s axa Gall iæ o t l i r i ta n n iæ .
F ro n s ci rc i te r poll icar is , memb r a n a c e o - c ru s ta o o a , tota in fer iore p agina
a rc t i s s ime adna ta. Cellulæ, q uæ p e r ip h e r iam f rondis co ns t i tuunt , su n t
velut in a u to c ed en te specie hor izontal i ter e x p a n sæ, cyl indraoeæ a d p a re n t
e t in fila radiant ia c o n ju n c tæ ; cellulæ a u tem liæ p e r ip b e r icæ s u n t b r e viores,
d iamet ro æquales , ot p a u cæ ta n tum ita s e r ia tæ, q uinta a u t 6:ta
jam p one ma rg in em pe r ipl ie r iæ an gulata e t inte r io r ib u s omnibus fere
h exa edro areolat i s . Ver rucæ f ruc t i fe ræ nullo ordino p e r super f iciem
sp a r sæ. P a r a n ema ta subclavata, ar t icul is d iamet ro æqua l ib u s cons t i tuía .
Cys toca rpia oblonga, gemmidi is S —G, uno su p r a al te rum ser ia t is , c o n -
sta iit ia. Gemmidia latiora q u am longa, dep re s so -d i so o id e a . Sphærosporæ.
el l ipsoideæ podic eüa tæ, p a r a n ema t ib u s p a rum b rev io re s . P a r a n ema ta quam
iu p ræc o d e n t i b reviora ad p a re n t .
H. Frondibus margine su bliberis, cysto ca rp io rum nucleo elongato
oblongo subramoso, gemmidiis s e r ia tis p lu r im is
constante.
3. P. rubra (Grev. Lin. Tr. XV. II. p. 3 4 0 ) f r o n d i b u s m e m b r a -
n a c e is a g g r e g a t i s im b r i c a t o - s i i p e r j i o s i t i s c m i c a t o - s u b r e n i f o rm i -
b u s , m e d i o l o b o r um affixis, m a r g i n e in v o lu tis , fru c t ib u s . . .
Zonaria ru b r a G re v. loc. c it.?
P. orbicular is M i z . Phy c. p . 383. S p . Alg. p . 694?
llab . in m a r i a d r i a t i c o ad o r a s Da lma tiæ ( li ia s o lo l to ! ) .
P. Sq u ama r iæ proxima, sed p ia n ta minor , dilute rubra, e t tenuius
memb r a n a c e a ; f rondes qu o q u e mul to dens ius lobis imb r ic a t i s invicem
s i ipe rpos i tæ. Folli 6- l iue a s c i r c i te r la t i tudine æq u an te s , tota super f icie
inferiore r evera radic ante s , s ed radiculæ brevi s s ima; in s tu p am P. S q u a ma
r iæ b a u * ovolutæ. Ob ma rgines ii icurvatos (an et iam in pia n ta re c e n t i? )
lobi s q u ama t im solvi v identur .
F o rmam juveni lem P. Sq u ama r iæ h ah u i s s em, nis i s p e c imin a juvenilia
il lius speciei vider im, q uæ coloro e t su b s ta n t ia cum p ia n ta adul ta b en e
coiivenireii t. Lobi in P. S q u ama r ia inc is ionibus ma rg in a l ib u s f rondis
o r iu n tu r ; in P. ru b r a forsan u t proli f icat iones inohoantur .
4. P. Squamaria [Gm. Hist. Fuc. p. ALA) f r o n d i b u s c o r i a c c i s r e n i -
fo rmib iis , i n c i s o - l o b a t i s , lo b is r e n i f o rm i b i i s im b r i c a t o - s i i p e r p o -
sitis, m e d i o t e n u s villo l o n g i o r i afflxis, c y s t o c a r p i o r um n u c l e o
elongato subramoso, gemmidiis oblongo-rotundis plurimis seriatis
constante.
F u o u s .squamariiis Gm. l. c. ta b . 20 fiy. 1 ! W u lf. C r yp l. aq u . p . 34.
T u rn . Ilis t. F u c . ta b . 244 ! B e r to l. am o en . p . 311 !
Peys sonne i ia Sq u ama r ia D e c sn e . J . Ag. Alg. med. p . 92. M t z . Ph y co l.
tab. 77. I ! e t S p . Aly. p . 693! M o n t. F l. Alg. p . 123!
Sq u ama r ia vulgar is Z a n a r d . S y n . p . 133!
Zonar ia S q u ama r ia Ag. sp . p . 131. S y s l. p . 265. N a c c a r . Algol. A d r.
p . 8Ü.
Stif tia S q u ama r ia N a rd o .
Icon. S eb a Thes. 3 tab. 99 fig. 5, Gin n . tab. 34 pg. 73.
llab. ad s t ip i te s F i i c o r um c o n c l i a s q u e d e n i e r s a s m a r i s m e d i t e r r
a n e i e t a d r i a t i c i ; in o c e a n o a l l a n l i c o ad Ga d e s !
F'roiis juvenilis reni formis , e s t ipi ta ta e t s u b in te g r a ; s ens im a ma rgine
in t ro r sum s in u o s a e t in lobos divisa, qui r eni formi ter mo x e x p a n d u n tu r
et ma rginibus sup e r imp o s i t i s f rondem imb r ic a tam r eddunt . P rolonga tur
in te re a p a r s infer ior f rondis e t fere in s t ip i tem p la n um cuneatiim abit,
iobis s ens im n ume ro s io r ib u s e t pr in c ip a l ib u s magis s ep a r a t i s . fiadioulæ
in pia n ta junior i p e r zorias coi icent r ica s e r um p u n t ; quo vero adul t iores
frondes eo magis ver sus ma rg in e s lo b o rum obl i te r a n tu r radiculæ, e t infer
ior p a r s frondis tomen to dens ior i obduci tur . in pia n ta demum s u b s
t ipi tata, 1—2-poll ioar i , s t ipe s p e r infer iorem p a g in am s tupa, ve r su s lobos
radiante, obs i ta ad p a re t . S tupa villis longis mol libus formata. Pagina
su p e r io r nuda, lineis r a d ian t ib u s c t co n c en t r ic i s n o ta ta . Colo r ca s taneus .
Su b s tan t ia iìrma co r iacea .
Ve r ru cæ f ructus sp a r sæ a u t fe ro zona t im d i spos i tæ. P a r a n ema ta
e longata subclavata, inferne ar t icul is loi igis, su p e rn e br ev ib u s contexta,
ima b as i ramosa . Cys toca rpia in te r hæo sita, n u n c s impl iciuscula valde
elongata, s e r iem longam g emmid io rum s e r ia to rum offerentia , nuno dic lio-
toma a u t ramosa , g emmidia in rami s e o d em modo ser iatis , n u n c dilata ta ,
gemmidi is p lur ibus juxtapos i l i s . S p hæ ro sp o ræ oblongæ, cruoiat im div isæ.
Margo f rondis an g u s ta s emp e r libera manet . Ut vero hæo la t i tudinem
l ineæ dimidiæ at tiger it, r ad icu læ e rump u n t e t zona conc ent r ic a pilorum
f rons adfigitur. Zonæ n u dæ e t radicul i s tome n to sæ ita cont in u o a l te r -
niint; in v e tu s t a f ronde zonæ i s tæ liaud dis t in g u en dæ, s ed s tu p a fere
cont inua e t p ot ius radiata. Hoc s ta l a ab Auctor ibus describituF.
Var iotatem N o væ H o lla n d iæ (P. Novæ Hollandiæ M t z . in B o t Z e it.
1847 p . 33) in ultimo suo opero memo r a i Kutz ing, q uæ f ronde ca r t i la ginea
inferne adna ta, i r r e g u la r i te r multi flda su b -d ich o toma , lacin iis a n gus
t is apioem ve r sus dilatatis, apice late flabellatis rotunda t is , diversa
dic i tu r ; ad hano Ma s tophoram r o s e am Mont. u t synonym, ducit.
Species inquirendoe.
5. P. MAJOR (M t z . Sp. Alg. p. 6 9 3 ) phyllomate siibtiis tomentoso
libero, lalo flabellato vel siibreniformi concentrice striolato,