m
j
1
I
r am o s a r am i s e l o n g a ti s s p in u lo s is , s p in u li s u n d i q u e vago e g r c -
d i e n t i b u s d e n s i s s im i s m i n u t i s c o n ic is .
Gigart ina hor ida Harv. l. c. (excl . syn. Agardh.)
l lab . ad In s u l am l’r a n c iæ (D:na T e l f a i r ! )
Cæspi tosa, a bas i i r re g u la r i te r ramos i s s ima su bdicbotoma , ramis alte
rnis aut s e cundat is llexuos is subdivar icat i s s u r sum acuminat is , dense
spinulos is , exs ic cat ione rugulos is . Spinulæ % — 1 l ineam longæ, a latiore
bas i a t te n u a tæ conicæ hor izontales qu o q u o v e r sum egrediente s . Caules
in fe r iores d iamet ro 2 - 3 lineas , su p e r io re s l ineam a t t ingunt . Substantia
ex gelatinoso cart i laginea. Colo r ex p u rp u r a s c e n t i lividus.
Sph. hor r idus Ag., q u em cum su a pianta ident icum cred id i t Harvey,
e s t species dis t incta e t diversi generi s . IIarveyana species ad Fucum spi -
nosum Turne r i pro x ime accedit .
3. Eucii. S eiiha (J. Ag. Symb. 1 p. 1 7 ) f r o n d e t e r e ti s u b c om p r e s s a
d e c om p o s i t e p in n a t a p in n i s o p p o s i t i s d is tie b is , p in n u l i s s p i n æ -
f o rmib iis , s u p e r i o r i b u s s u b u la t is , i n f e r i o r i b u s d e n t i f o rm i b u s .
Sp hæro c o c c u s Se rra J. Ag. l. c. M lz . Sp. Alg. p. 777.
Rhynchococcus sp in o su s M lz. Phyc. Gen. p. 403 (fid. Kiilz.')
Hab. a d o r a s In d iæ Orien ta lis.
Frons 4—6-poll icaris , c ras s i t ie p e n næ corvinæ, 3—4 pinna ta, pinnis
subdis t ichis oppos itis elongatis 2 - 3 - p o l l i c a r i b u s , inter joot is spinis minor
ibus . Spinæ 1 - 4 l iueas longæ, a. bas i la t iore a c um i n a t e subulatæ, p in n
a r um longiores , caul inæ b r ev io r e s e t d en te s s e r ræ h a u d male referentes .
Colo r e t su bs tant ia s equent is , a qua graci l i tate et reg u la r i ta te rarai f icatio-
nis abludit. S t ru c tu r a g ene r i s v id e lu r ; s t r a tum me dul lä re a dmo d um a n gu
s tum fjlis c o n s ta t nulla granulosa ma te r ia r ep le t i s ; hinc qu o q u e inter
cellulas ma gna s s t rat i intermedi i fila ex c u r r e n t ia vix con sp ic iu n tu r . S p hæ rosporas.
vidi generis .
4. Eucti. SPINOSUM (Linn. Mant. p. 3 1 3 ) f r o n d e t e r e ti s u b v a g e r a m
o s a , r am i s e l o n g a ti s s p in o s is , s p in i s q u o q u o v e r s um o g r e d i e n -
tib u s s o lit a r ii s g em in a t i s t e r n i s v e o p p o s i t i s c o n i c is o b t u s i u s -
cu lis, d em n m d e n s i s s im i s c a p s u l ig e r is .
Fu c u s spinosus L. l. c. el Syst. Nat. Gm. II. p. 1386. l ’urn. Fuc.
tab. 18!
Sp hæro c o c c u s spinosus Ag. Sp. Aly. p. 271. Syst. p. 223! M lz. Sp. *
Aly. p. 177!
F. mu r ic a lu s Gm. Ilist. Fuc. p. 1 1 1 . tab. 6 f, i \ Web. et Mohr.Iieilr.
I. p. 291 !
Fuous d ent iculatus Burm. prodr. p. 28 (fid. Kiitz.)
Hab. in O c e a n o I n d i c o , a S um a t r a ! a d Cap. b. S p ei d e s c e n d o n s .
Callo radicali , fibras p au c a s emi t tente, adlixa, 6 - 9-poIlioaris , cras s it ie
p e n n am ans er inam æquans , teres , rami s obs ita p a tent i -hor izonta l ibus s u b -
vagis, n u n c dichotomis, nuno su b s e c u n d a t i s , nun o al ternis oppos itisve.
Spinæ a basi latiore conicæ a t t e n u a t e a t sæp iu s obtus ius culæ, rar ius
solitariæ, p le rumq u e g eminate' subo p p o s i tæ a u t te rnæ vert icillata ;, initio
vix la t i tudinem longi tudine æq u an te s , sens im elongatæ in ramos e x o r e -
scei i te s ; aliiiiiando d ens is s imæ formam oíferentes quam depinxi t Gmelin.
Capsulæ in apice sp in a rum intumesce i i t ium forma tæ, obtusæ. Color sordide
albicans . Sp hæro sp o r a s e t s t ru c tu r am gene ri s vidi.
Inter Algas edules Oceani Indic i en ume r a tu r .
Species cum aff inibus in col leet ionibus rara e t minus quam fas es t
revera intelleota , formis ludeiis ideoque cum vicin is ac cu r a t iu s conferenda.
Specimina a Kiinigio le cta vidi. Liuiieana ex eodem fonte fo rsan proveniunt .
Hinc milii dubium aii r everá ad Cap. b. Spel provcniat.
5. Eccir. ISIFOH.ME (Ag. sp. p. 2 7 1 ) f r o n d e t e r e t i s u b v a g e rarao.sa,
r am i s e l o n g a ti s p a p i llo s is , p ap illis v e rtic illa tis c o n i c o - o b t i i s i s ,
d em u m liic illic d e n s i s s im i s .
Sp hæro c o c c u s is iformis Ay.
l. c. et Syst. Alg. p. 223! Kütz. sp.
777!
Hab. ili In d ia Oc c id e n ta l i . (Hb. A s p e g r e n ! ) .
’’Habitus fere Isis nobil is” a u t si mavis gelat lnæ sub h ac forma effusæ
et c o n g e la te , p u rpureo I rans lucent is , a u t si firmiu s exs ic cata fueri t colore
Coralli. Froiis cæspi tosa 3—5-poll icaris , exs ic cata rugosa, inferne usque
p e n n am an s e r in am cras s a, ma defacta valde lumen s ita ut recens p en n am
cygnoam siiie dubio cras s i t ie æ q u e l ; valde e t ir regular ius ramosa , ramis
horizontal ibus a u t p a len t ib u s elongatis e t int r icatis , nuno p e r longius sp a tium
cyl indraceis e t nudiuscul is , nuiic dense p api l los is ; papi l læ 3—8 in
vertioillos regulares c o n ju n c tæ e t p ræ te r e a bic illic ir regular ius s t i p a t e
n odum u udique h o r r e s c en tem formantes , 1—2 lineas longæ, oonico-cyli ii-
d r ao eæ o b tu sæ, al iquando a bas i fere scutelli formitor e x p a n sa emergente s
or tum novo ramo præbei i t , cujus vertic ill is bas is scute ll i formis pr ima vid
e tu r origo. S t ru c tu r am vidi generi s . Specimina no s t r a ste ri lia.
Species nobil is sima, F. spinoso pro x ime affinis, s ed q u a n tum video
a b u n d e diversa. Mortens ius hai ic F. sp in o sum L. denominavi t .
2. Fronde p rima ria plana.
6. E l'Ci i . G elidium ( J . Ag. Symb. I. p. 1 7 ) f r o n d e c om p r e s s a a n c i p
it e a m a r g i n e d is ti c h e p in n a t a , p in n i s e l o n g a ti s d e c om p o s i t i s ,
i n f e r i o r i b u s s p i n æ f o rm i b u s , s u p e r i o r i b u s d i v a r i c a t o - r am o s i s s im i s ,
a p i c e c o r ym b o s o - c o n g e s t i s .
Sp hæro c o c c u s Gelidium J. Ag. l. c. Kiilz. sp. p. 776.