sub d iv a r ic a to - fu r c a l i s s e cu i ida t lmqi ie ramu lo s i s , apicibus ramul
i sq u e obtus is , co c c id i i s . . . .
- Var. a. succosa fr on d e v ir e s c en t e suc culenta.
Var. ß . Usneoides f r o n d e Lic b e n o id e a .
F u c u s Usneoides M e r t. m s c r .
Sphaerococcus Usneoides Ag. Sp. Alg. p . 333!
La u r en c ia Usneoides K ü tz . sp. p . 8S2I
l lab . ß . a d o r a s Bras i l iæ ( I lb . Me r te n s ! e t D:næ B o n n a y ! ) ; «.
ad c o r a l l i a Ins . St Cru c i s (O e r s t e d ! ) .
F ro n s 2—3-poI l icar is eximio suc cos a cras sa, exs ic c a t ione paululum
col labens c omp r e s s a ap p a re t , cellulis in ter ior ibus nullo modo (ut in Sph.
comp r e s so ) t r a n s lu c e n t ib u s ; senil is [?] Lichenoiden. Rami dichotomi p a tent
is s imi , nudi e t la te ra l i te r s u b s e c u n d a t im ramulos i, apice plur ies diva -
r ic ato- furoat i , fere a loioornes ; ramulis se cu n d a t i s s impl icibus aut d iva r icato-
furcat is . Apices ramo rum ramu lo rumq u e obtus i. Steri lem ta u tum vidi.
P lanta ju n io r (? var. n. nob. ) e s t qras s is s ima e t succbsa, exs ic cat ione
cart i laginea , vi re sc ens ; senil is [?J quas i Licbenoidea. Haue ta n tum vidit
Mer tens ius , qui n ome n junior i p la n tæ s a t ineptum imposi ii t.
Inte r Gr. c omp r e s s am a u t Gr. d i s t icham ex una pa r te , e t Gr. coral -
lopsin e t affines ex al tera in te rme d ia v id e tu r ; c ras s ior e t ramul is obtus is
b re v ib u s ab illis d i s t in g u en d a ; f ronde suc cos a mul to minus cart ilaginea ab
his d ignos c e nda . Ste ri lis s t r a t um offert p e r ip h e r ic um cellulis minut is s u b s
impl ici ser ie dispos i t i s co n t e x tum (var . /5.); fruct ífera ( s e d sphæro sp o r i s
n o n d um evolutis ) s t r a tum h a b e t p e r ip h e r ic um lîlis ver t ical ibus cons t i tutum
(v a r . K.).
At*** Fronde crassissima carnosa Icreti aut compressa, e x -
siccalionc cornea rugosa,
14. Gr. Poitei (Lamour. Diss. p. 6 3 ) fr on d e teret i cras s is s ima c a r -
n o s a - c o r n e a d e c om p o s i t o -d i c h o t om a d en s e fastigiata et s u b -
g lome ra ta , rami s er e c t iu s cu l i s , ramul i s patent ibus a basi parum
lat ior e in ap ic em obtns i im vix at tenuat is , c o c c id i i s . . . sphæro
sp o r i s in ramul i s parum incrassat is nidulant ibus .
Fu cu s Poite i L am o u r . l. c. tab. X X X fig. 2 e l 3!
Chondrus Poitei L am . E s s . p . 40.
? S p hæro o o c c u s coral lops is M o n t. Cuba p . 49. Pl. 3 fig. I l K iilz . Sp.
Alg. p . 777!
Chondr ia Wr ightii Ag. Sp. p . 364 (quoad p a r tem) !
Hab. in m a r i I n d iæ o c c id e n t a l i s ad I n s u l am St. Cru c i s (P a l l e -
B a n g ! R a f n ) , ad M a r t i n iq u e (D u p e r r e y ! ) , ad l i t to r a C u b e n s ia ( e x
Mo n t . ) ,
Frons 2 —4-poll ic iir is , cras s it ie inferne u sq u e p en n am corvinam at t in-
gens, in in fer iore p a r t e minus div isa, in su p e r io re dens is s ime d ic hotoma
e t al iquando q u id em ita d e compos i ta n t glomerulum rotu n d a tum effioiat.
Rami majores crcct iuscul i , minores e t p ræ c ip u e su p r emi ita p a t e n te s u t
fero divaricat i, omne s a bas i ad ap ic em e a n d em fero cra s s i t iem servantes .
Subs tant ia c a rnos a firma a t fragilis; exs ic cat ione cornea ev a d i t , admod
um cont rahit iir et rugis sulci sque longi tudina l ibus no ta ta ap p a re t . Omnia
no s t r a specimina decolorata. S p hæro sp o ræ a d su n t in ramul is vix quidem
inc ra s sa t i s inter fila proloi igata fere an a s toman t ia s trat i p e r ipher ici n idulantes
, c ruciat im div isæ.
F u cum Poitei Lam. ad pla ntam s iipra d e s c r ip tam p e r t in e r e , nullis dubii s
v ac are exi s t imo. Descr ipt io data e t icones æq u e conveniunt . S u n t quoque
specimina F. Poite i, ab Agardhio 1. c. ad F ucum Wr ight i i Turn, relata, q uæ a n s
am d e d e ru n t F. Poitei cum F. Wr ightii conjungere. Nos t ram vero pla ntam
et su p r a oi tatam Montagnei id e n t ic am es se, magis d u b ium; nullo hujus
speoimine viso vix hoc di judica rem. Suam geiat inosam de s c r ip s i t Montagne,
quod minus apte de no s t r a dicitur , q uæ ca rnosa quidem, sed f ra gilis.
Ramulis abbreviat i s la teral ibus pianta Cubens is qu o q u e in s t ru c ta es t,
quod vero de unico n o s t ro rum sp ecimine qu o q u e d ic en d um es t , licet r a muli
s ens im e x c re s c e r e e t cum segme nt i s f rondis conformes evadere vide -
antur . — Nos t ra qu o q u e c r a s s io r videtur , quam q uæ a p u d Montagneum
depiota exs tat.
15. Gr. Damæcornis (J. Ag. mscr.) f r on d e teret i cras s is s ima c a r n o s o -
cornea d e c om p o s i t o -d i c h o t om a subfas tigiata, ramis e r e c t ius cul i s
ISa. Hv px ea ? angllosa (M o n i. Voy. Poi. S u d . p . l o i t a b . f i g . \ ) fro n d e
c a rtila g in e a c om p r e s s a lo n g itro rs u ra r u g u lo s o - s u lc a ta , s ic c a h in c c a -
n a lio u la ta , ir r e g u la r ite r d ic h o to r a o - r am o s a , r am e n tis a c u le ifo rm ib u s
s im p lic ib u s a u t b ifu ro is su b s e c u n d is a c u tis o b s e s s a . K iilz . S p . Alg.
p . 789.
Hab. ad ru p e s in su læ Toud (D’Urville e t Hombron) .
Alga mul tum var ians e t tam sui dis similis in variis , q uæ ante ooulos
h abeo, ex emplar ibus , u t in plu re s d is t incta s sp e c ie s d ispesoendam facile
eam c r ed e r e s . Frons cart i laginea , s icc a (an e t v ig e n s ? ) comp r e s sa , s u b canaliculata,
longi t rorsum s t r ia to - ru g o s a , s tal im a bas i dichotoma i r r e g u -
la r i te rq u e ramosa , biuncial is , longior, c i r cums c r ip t io n e semiorbicular is , in
u no a u t al tero individuo d eo r sum linea cras s ior , iu rel iquis vero duplo
angus t ior , s ens im a t ten u a ta . Rami e r e o to -p a te n te s , interval lis 1— 2 l inear
ibus sejuncti, rament i s aculeiformibus , bas i sci l ice t dilatatis apice acut is
p a tent i - inourvins cul i s s impl icibus ra r i s s ime furcat is onus ti, axillis ro tu n datis
. S t ru c tu r a g ene r i s e t huic Hydropunt iæ b a u d absimil is. Subs tant ia
cart ilaginea. Color vir idis q u em fuisse, dum Alga vivebat, roseura nullus
dubito. Cha r tæ minime adhære t .
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