Hab. in n ia i’i n i e i l i l e r r a n e o .
Colo r ru b ro -p i i rp u ro u s vel vi re sc cns ." Planta mihi valde dubia. Si
Synoiiymis t r ib u en d a s i t fides, e a dem a Zanardini Saggio p . 48 e n ume ratur
.
LXXV. S u i I R I A J . Ag. Alg. med. p. 6 7 in not. Adoers. p.
4 4. Endl. Gen. pl. Suppl. IU. p 4-| (o x c l. sp. ap. u t r . ) Mont.
Voy. Bonite p. 7 7 et Poi. Sud. p. 1 1 5 . P h y llo p l io ræ sp. Grev.
Gelid ii sp . Kützing.; S p liæio c o o c i is sp. Ag. D e l e s s e r iæ sp .
Lamour.
F r o n s p la n a c o s ta ta p r o li f ic a t io n ib i is a c o s ta c t m a r g i n e e m e r g e n -
libiis d e c o m p o s i t o - r a m o s a , s tr a t is d i i o b n s c o n t e x t a ; i n t e r i o r i
fibris e l o n g a li s l o n g i tn d in a l ib n s d o n s i s s im e in t e r t e x t i s , c e n t r a -
b b n s l o n u i o r ib i i s ; e x t e r i o r e c e llu lis r o t u n d a t i s in fila b r e v i s s im a
v e r t ic a l ia m o n i i i f o rm i a s u b c o n j u n c t i s . F ru c tu s in pliyllis m a r -
g in a lib n s siti. Diclinidia in u t r a q u e p a g i n a p r om i n e n t i a , b i -
lo c iii a ria , ad d i s s e p im e n t nm l o n g i t u d i n a l e , fibris s im p l i c i b u s
c u r a p e r i c a r p i o j n n c t n m , g em m i d i a o b o v a t a , in filis s in g u la ,
f o v e n t ia . Sphærosporæ i n t e r fila m o n i i i f o rm i a e v o iu tæ , o b lo n gæ ,
c r u c i a t im divisæ.
LXXIVa. E c hi.nocaulon "K ü lz . P h y co l. p . 4 0 8 . S p . Alg. p . 7 6 2 .
Phycoma c omp lan a tum l in e a r e , ramelli.s sp in e s c e n t ib u s (ple rumq u e
ma rgina l ibus ) apice fruct ifer is n ume ro s i s ves ti tura. Cellulæ medul lä res
elongatæ in libras dens is s ima s p a r al lelas coalitæ, cor t icales Iio logonimicæ
rotunda tæ, s t r a tum te n u e formantes . Te t r a cb o c a rp ia in apicib iÎs r amel lorum
sphaoel lat is q u ad r ig emin a , globoso-el lipt ica. Cys toca rpia ignota.
1. E. spiNELLL'M (K ü lz . L c .) p hycoma to bas i d e c umb e n te filiformi ramis
vagis divar icat is rigidis c a r t i lagineo-corneis , obs es s i s ramell is f ruct i feris
p a t e i i t i -d i ia r ic a t i s cras s iusoul i s longior ibus r igidis laxiusculis
Long. 1—2 y(".
Hab. ad Ínsula s Mar ianas ; a d .Antillas.
2. E. HispiDUM (K u lz . I. C.) ph y coma te pr ima r io p a r c e ramoso, 1 - 2 -
poll ioari, rig ido, corneo, ros eo-va r ie ga to, ramell is fruct iforis div arioat is
s e ta ceis graci l ibus dens is s imis.
Gelidium Hys t r ix Z a n a r d .
Helminthochor ton spinel lum Z a n . Sagg. p . 4 8 ?
Hab. in ma r i adr iat ico ad Cys tos er ia s .”
An Gelidium hypnoides var. liyst rix Z a n . Sagg. p . 4 8 sit pianta a
Kiitzingio in d icata?
F r o n d e s p l a næ e t f e r e li n e a r e s c o s ta tæ, c o s ta i n f e r n e d e n u d a t a
c a u le s c e n t e s , p ro li fic a t io n ib i is tu ra a c o s t a t um a m a r g i n e e m e r -
g n iitib u s r am o sæ ; m a r g i n e s n im i r um , n t in i lio f o rm a n t u r , n u d i , at
ce llu l is la t e r a l ib u s s p a r s is ad u l t n r i o r em d iv i s i o n em p r o n i s p r o c e s s u s
la té r a l e s e v o l v u n tu r , in i tio d e n t i f o r r a e s a u t cilia æ m u l a n t e s , m o x in
folia f r o n d i c o n f o rm i a a b e u n t e s . In fo lio lis liis n o v e llis frnctiis
u t r i u s q u e g e n e r i s n i d u l a n t u r . C o lo r e x v io l a c e o p u r p u r a s c e n s . S u li-
s ta n t ia c a rt il a g in e a .
S t r u c t u r a f r o n d i s e t f r u c t u um ita c um G e lid io c o n v e n i t , u t vix
u n i c a d is t a n t n o t a . F r o n s in Siiliria f e r e t a n t um d u o b n s stra lis
c om p o n i t u r , q u o r u m i n t e r iu s fo r s a n in ipsis filis a liq iiam r a o n s t r a t
d if f e re n tiam. Fila n im i r u r a i n t e r i o r a t e n u i o r a e t e n d o c l i r om a t e d i s
tin c to i n s t r u c t a ; o x t e r i o r a c o n t i n u a e t i n a n i a a d p a r o n t .
G e n u s p ræ s e n t i a c o s tæ , r am if ic a tio n i s n o rm a , e t liab itu a Gelid io
d i s t i n g u e n d um , afiin ita te p r o x im um . S p e c i e s illius a p u d L am o u r o u x
i n t e r D e le s s e r ia s , a p u d Ag a r d li ium i n t e r illo s S p l iæ r o c o c c o s , q u ib u s
Gre v ille g e n u s Fliy llo p lio ræ p r o p o s u i t , e n u m e r a t e f u e r u n t . In Algis
M e d i t e r r a n e i s n o v nm g e n u s S u b r iæ , ty p o F o c o v itta to ( c n i F. L a -
b i l l a r d i e r i m a i e a s s o c i a b am ) p r o c l am a v i , q iio d Ge lid io p r o x im um p o s n i.
Kü tz in g b a n c a f f in ita t em o o u s q u e a g n o v i t, u t u t r um q u o g e n u s in
u nm n c o n j u n x n r i t .
1. S, PiusTOiDES (Turn. Hist. Fuc. lab. 3 9 ) f r o n d e a n g u s t e - l i n e a r i ,
p r o li f i c a t io n ib u s a c o s t a e t m a r g i n e em e r g e n t i b u s d e c o m p o s i t o -
r am o s a , m a r g i n o d e n t i c n l a t o , sp o ro p iiy llis o b o v a t is d e i iti c u la t is
sæ p e to r t is c r i s p a tis q ii e .
F ucus Pr is toide s T a rn . Ilis l. l. c. !
Suhr ia Pristoide.s J . Ag. Alg. L ie bm .
S p hæro co co u s Pr is toide s Ag. sp . p . 234! S y s t. p . 212!
Dele s ser ia Pr is toide s L a m o u r . E s s . p . 38!
Phyl lophora pr i s to id e s G re v. Alg. B r it . S y n . p . L V I \
Gelidium Pr is toide s K ü tz . Ph y c. p . 407. Sp. p . 768!
Fu cu s ii itidus Web. e t M o h r. B e itr . I . p . 270.
Fu c u s se r ru la tu s Thunb. m s c r .
Hab. a d Cap. b. S p e i (T l i u n b e r g ! Kr a u s s! Ha rv ey ! P a p p e ! e tc .).
Frons 3—4-pol l ica ri s , radic ibus fibrosis cæsp i to sa , erec t iuscula, d e -
o omp o s i to - r amo s a , l ineam p a rum la t i tudine e x su p e r an s , cos ta la ta at minus
promin u la pe r c u r s a , ma rgine den t icu l i s minut is a rma ta . Denticuli inilio
a bas i latior i acuminat i, dein apice bi-t rifidi s en s imq u e exc re s c e n te s in
foliola frondi conformia, ipsa d ent iculata e t decompos i ta, apice obtusa.
Prolificat iones conformes a co s ta p ro v en iu n t a t pa rc iore s . F ru c tu s u t -
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