11. tti.vmnopiioha ramis alterne geminis, cyslocarpiis singulis in
sporophyllis axillaribus fasciculalis.
* Fronde subecostata, sporophyllis dioaricato-pinnatis substellatis,
ramis lanceolatis, duplici serie longitudinali
sphærosporas foventibus.
8. P i,. T ei.faiiiiæ (Harv. Alg. T e lf n:o 8 ) f r o n d e l i n e a r i s u b e c o s t a t a
d e c o i n p o s i t o - p i n n a t a , p in n i s a l t e r n o g em i n i s , i n f e r i o r e l a c i -
i i iisqiio s n p e r i o r i s a b a s i l a t io r e lo n g e a c nm i n a l i s s u b l in e a r ib u s
i n t e g e r r im i s , sp o ro p i iy l l i s d iv a r i c a l o - p i n n a t i s s i ibs lol lat is , r am i s
l a n c e o la t i s d u p l i c i s e r i e l o n g i tu d in a l i s j ibæ r o s p o r a s fo v e n t ib u s .
Thamnopliora Telfairiæ Harv. l. c in Hook. Journ. o f Bot. I. p. 147
tab. CXXYU
Plocamium Telfairiie Ilare.-, Kiilz. sp. p. 88o.
[ lab. in o c e a n o In d ic o a d I n s u l am Mau r i t i i (Din a T e l f a i r ! ) .
Radix fib rosa. Pianta minuta 3-pol l icari s , in ferno vix l ineam lata,
s u r sum s ens im a t tenuata, su p e rn e te nui ta te confervoidea sæp e s u b c o rym-
bosa. Pin n u la rum geminar i im infer ior sim)ilex, ¡ / ( - l in eæ p a r t em bas i vix
lata , linoam c i rci ter longa, longe a t ten u a ta , in t e g e r r ima ; su p e r io r g emin a -
rum piunulata . Sporophyl la a p a r t e t r a n s fo rma ta p in n u læ supe r ior i s g e -
min a rum orta, e t in ra chide abbreviata p inna t im dispos i la, ramis ianceolatis
nu n o s impl icibus nuno ip s is div a r ic a to - r amo s i s c t subs tel lat i s . Colo r d ilute
ros eus . S u bs tant ia te n u e memb r an a c e a .
S pecies habi tu a seq u en t ib u s a l iquantulum diversa, sporophyllis ah
ip s a pin n u la t r a n s fo rma ta or t i s a b u o rmi s ; cum cæte r i s tamen ramifioat ione
conveniens c t s p hæro sp o r a rum s t ru c tu r a , a tq u e ita b a u d divellenda, nis i
c a p su læ ( i g n o t e J differentiam offerrent. His dif fercnti is duotus , sp e c iem
Ro nnemaisoniæ p e r t in e r e , olim s u sp ic a lu s sum ( Atg.,med, p. M 6 ) ; sed
p ia n ta ipsa examina ta , h ano optimo ju r e a p r imo deso r ip to re T ha ran o p h o ræ
r e la tam fuis se, hodie a g n o s c e r e debeo.
* * Fronde enervi aut demum tenuissime costala; sporopbyllis
simpliciusculis in axilla fasciculalis serialisve.
9 . P l. procerum (J. Ag. Symb. p. 1 0 ) f r o n d e l i n e a r i e c o s t a t a p e c l i -
n a t o - p i n n a t a p i n n i s a l t e r n e g em i n i s , i n f e r i o r e l a c in i i s q u e s i i -
p e r i o r i s a bas i l a t io r e a c um i n a t i s s u b u la t i s s u b - i n t e g e r r im i s ,
s p o r o p b y l l i s ..................
T h amn o p h e ra p ro o e ra J. Ag. l. c. in Linitæa XV.
P lo c amium p ro c e rum Harv. Alg. Nov. Zel. in Hook. Journ. IV .p.hH.
Alg. Tasm. p. 8. Ner. Austr. p. 1221
Delesser ia ploc amium var . p ro c e r a Ag. sp. p. 181 ct Sgst. p. 251
(quoad sp. Nov. Holl.)
T h am n op lio ra d en ta ta Suhr. mscr.
Hab. ad o r a s Novæ Ho lla n d iæ o c c i d e n t a l e s (Mu s. P a r i s i ) ; ad
T ü sma iii am (G u i i n i ) ; a d N o v am Z e la n d i am.
Frons podal is 3—4:dr i -pinna ta . l’in næ minores ci rcums c r ip t io n e fere
l ineares . Pin n u la rum g emin a rum infima s implex, a b as i q uar tnm lineæ
p a r tem vix lata s ens im a t tenuata, lineam ci rc i te r longa, fere subulota
acutis s ima, oculo nudo opuspecta integer r ima, sed s u b i e n t e valde augento
apice su b s e r r a ta ; pinnula g emin a rum su p e r io r 1 ' / (—2 - l in e a s longa s u b -
arcuata, in t ro r sum n uda , e x t ro r sum lacin iis cum pinnula inferiori confor mibus
3— 4 p e c t in a ta . Fro n s ecos tata, l ineam c i rci ter la ta , te n u e m em brana
c e a , pulc hor r ime coccinea.
Forma et integr i tate la c iniarum a Th. Merteusi i, co s ta nulla a Th.
cos tata e t affinibus di s t inguendo. Fru c tu s , mihi ignoti, alios forsan d a b u n t
cha ra cte ros . S pecies inter p u lc h r a s sororcs pulchor r ima.
10. P l. Mertensii (Grev. Alg. Brit. Syn. p. X L IX ) f r o n d e t e n u i s s
ime c o s ta ta p e c t i n a t o - p i i i i i a t a , p i n n i s a l t e r n e g em in i s , in f e r i o r e
iaciiiiisqiie s u p e r i o r i s a b asi vix l a t i o r e s u b l i n e a r i b u s o l i tu s iii s -
culis e x t e r n o s u p r a m e d i u m s e r r a t i s , s p o ro p iiy llis in r am iilo
ax illa ri siibfa sc iciilatis p e d i c e ll a ti s a r c u a t i s u t r i n q u o a t t e n u a t i s ,
s e r i e lo n g i tu d in a li s p h æ r o s p o r a s f e r e n t ib u s .
Th. Mertonsii Grev. l. c. J. Ag. Sgmb. in Linncea XV p. 10. Sond.
Atg. Preiss. p. 401!
Plocamium Mer tensi i Harv. Ner. Austr. p. 122!
Tbamn o c a rp u s Mer tensi i Kiitz. Sp. Alg. p. 887!
Hab. a d Nov. l l o l l a n d i am ( F r a s e r ! P r e i s s ! ) .
Fro n s pedalis , 3 - 4 : d r i - p i n n a t a , linearis, d emum cos ta, l ineam intor
pinnas f lexuosam te nui s s imam referente, p e r c u r s a . P in n u la rum gemin a rum
in fe rior s implex, a b a s i q u a r t am l ineæ p a r t em vix la t iore longi s s ime vel
9,1 . P lo c am ium a u x o rm e (Hook, et Harv. in Lond. Journ. IV. p. 5 4 3 )
f ronde an g u s ta tenui nervo obsoleto p e r c u r s a p e c t in a to -p in n a ta , pinnis
al terne geminis , infe r iore la cini isque su p e r io r i s a bas i latiore a c umi nat
is subulat is integer r imis , sporophyllis in axilla fasciculat is la n c eo -
la tis s impl icibus furcat isve u t r in q u e at tenuat is , duplici ser ie longi tudinali
s p hæro sp o r a s ge rent ibus .
Plo c amium a b n o rme Hook, et Harv. l. c. Ilarv. Ner. austr. p. 1 2 3 !
Hab. ad oras Novæ Ze landiæ (Cunningham, Hooker).
Affinitate ad Pl. a n g u s tum sec. .Auct. p ro x ime accedit , ab hoc f ructu
diversum. Pin n u læ ul t imæ in Pl. abnormi apices sp hæro sp o r i s fertiles
sæ p e g e runt . Habitu Pl. c o c c in eüm refert . — Sp e c iem non vidi ; o ba-
r a c tore s a d Iconem I la rv ey an am exaravi.
F ' . tl
H. 2G