niatifidara a b e u n t e , s e g in e n li s f o lio lis q u e a m a r g in e p r o li f i-
c a n tib iis c u n o a t o - lin e a r ib n s m a r g in o d e n lic iilu t is , sp b æ r o sp o r
is in s o r um in fra a p ic e s s e gm e n to r um ro tu n d a tum c o l -
Ic c tis.
Phyllophora crenulata J. Ag. l. c. Aresch. Icon tab. IH! Kii lz . sp.
p . 701 !
Cryptonemia crenulata J. Ag. Alg. Liebm. p . 11 in not.
Rhodomenia dentata Suhr . ms c r . (fido sp e c , m is s i!)
Ilab . in o c e a n o a lla n t ic o ad o r a s Am e r icæ a u str a lis ; p r o p e
Baliiam ( llb . D u b y ! ) , ad P e r n am b u c c o ( llb . A r e s c b o u g ! ) , ad Curacao
(I lb . S u b r l ) .
Ab exp an sion e radicali frondes plures sem ip ed a le s g regarie surgunt,
s tip ite brevi infima basi te r e tiu sculo , m o x plano cuneato e t in frondem
abeunte . Frondes cunea tæ aut sub lin ea res, unguem latæ aut aliquando
la tio res, distante r dichotomæ aut subpalmatiiidæ, a margino e t quandoquidem
a disco proliferæ, tru n o a to -obtu sæ, margino denticulatæ, denticulis
bifidis trifidisque, demum d en ticu lis o b so le tis c r e n a te aut immo in teg r iu s-
cu læ . Color e x roseo purpurascens, in v ir e sc en tem sæp e tendens. Substantia
membranacea. Sori infra apioem segmentorum rotundati, discum
occup an tes, in ex sio ca ta pianta maculam pelluc idio rem re fe ren tes.
S p e c ie s a mometipso e t Suhrio fere eodem tempore distincta . Nomen
Suhrii nusquam p ub lic i juris factum v id eo .
II. Cryptonemia. Fronde su b c o sta ta , co sta caulem evidentiorem
co n tin u a n te, p ro lifica lio n ib u s a co sta et ma rg in e emergentibus
r am o sa ; sporophyilis su b p ro p riis soro sp hæ ro sp o ra rum
in s tru c tis .
3 . Cr. SE.MINERVIS (A g . Leon, i n e d . I I p a g . 2 ) s u b c a u l c s c o n s , c a u le
a b b r e v i a t o , i n l am i n am o b l o n g am e v a n e s c e n t i - u n i - b i - c o s t a l am
i n c i s o - l o b a t am a b e u n t e , fol iol is c o n f o rm i b u s n o v e l l i s a c o s ta
p r o d u c í a p u l l u l a n t ib u s .
Sphæ ro co c cu s sem in e rv is Ag. l. c. tab. 17. Sp. Alg. p . 232 e t Sys t.
p . 212.
Cryptonemia seminervis J. Ag. Alg. Liebm. in not. p . 11!
Euhymenia semin erv is Kù t z . sp. p. 742!
Hab. in m a r i a tla n tic o ad Gades e t T in g in (C a b r e ra ! S c b o u s -
b o e ! ) .
Pianta Juvenilis stip ile linea s nonnullas (3 — 4 ) longo e t pemiam p a sserinam
crasso suffulta, c ircite r 3 -p o llio a r is e t p o llio em lata, ambitu oblongo,
in lob o s p auco s oblong o s, n unc ab ap ic e deorsum produc to s, nunc
m a g is pinnatim d isp o sito s, div isa ; nervo p er laminam mediam a co sta
producto, sim p lic i aut sæpe bifido, ramo minori ad lobum basilarem cæ teris
majorem tendente.
Pianta se iiilis folium D o lesseriæ sanguineæ non malo referons, caule
brevi sod crassior i suffulta e st, nervo principali per laminam elongatam con tinuato,
se cu n da r iisq u e diversa altitudine ad lob o s principales tcndentibus
instructa, lamina ipsa plus minus læsa fo lio lis no v is a co sta pullulantibus.
F o lio la nova prima juventute in teg ra , ob o v a lo -e lo n g a ta ; mo x in formam
supra descriptam p ia n t e ju v en ilis Iranseunlia. Substantia ch a r ta c eo -m em -
b ran a c ea ; chartæ v ix adhærens. Madefacta faciliimo r e v iv isc it; juv enilis
ten u issim o membranacea e t in aqua fluctuans, colore pulcherrime c o c c i-
n eo -ro seo .
4. CR. Lactuca (A g . s p . p . 2 3 1 ) s u b c a u l e s c e n s , c a u l e a b b r e v i a to
s u p e r n e a l a to in l am i n am r e n i f o rm em e v a n c s c e n t i -m u l t i c o -
s t a t am p a lm a t i - l o b a t am u n d u l a t o - c r i s p am a b e u n t e , fo l io l i s i i o -
vel l is a c o s ta p u l l u l a n t i b u s b a s i c u n e a t i s , s u p e r n e c o n f o rm i b u s .
Sph. Lactuca Ag. l. c. partira (quoad d e sc r iptionem !).
Sph. Lactuca ß. con cr etus Ag. l. c.
lla b . in m a r i a tla n tic o ad G ad es (C ab r e ra !).
Frons 2— Spollicaris, stip ite surg en s brev i, parum ramoso aut indiv
iso , apice c.xpanso in laminam circurnscriptione reniformem palmatim
multicostatam, c o s tis supra medium ev an e sc en tibu s, ver sus lob o s p rin cip
a le s ten d en tib us. Ambitus totus in lob o s 5—7 p r incipa les, frondis medium
usq u e a ttin g eu te s, margine ex im ie u nd u la te s e t in lob o s plures
secunda r io s div iso s finditur. Lobi omnes rotundati, principales po llic cm
fere la ti. Substantia quam in seq uente magis membranacea mihi videtur.
Fructificatio nondum observata. Foliola nova in hao quoque pullulantia
vidi, ambitu initio cuneata, mo x reniformia, ap ic e undula to -loba ta .
Hano cum seq uente con ju nx it Agardh; d islinguendam vero credidi
quum inter plurima spe cimina p ia n t e mediterraneæ numquam p resen tem
v id er im . Si pianta ead em e s s e t, neutiquam ut forma laminis o oncre tis
orto, ut apud Agardhiuin 1. c. dicitur, habeatur, sed contra ju v en ilis, lobis
nondum in foliola diversa sep a ra tis. Hoc demum quoque fit, u t e x sp e c
imine v e tu sto mihi liquet, scd etiam h o c statu a seq uente co gno so enda .
Quum ceterura foliola pullulantia formam frondis fere statim rocuperent,
de div er sita te sp e c ifica v ix dubitandum mihi videtur. Magis sane ad Cry-
ptonemiam seminerv em a cc edit.
5 . CR. I.0MAT10N (B e r l o l . O p u s e . B o t . I I p . 2 8 9 ) c a u le s c e n s , c a u le
r am o s o su p e r n e a la to e t in lam in a s c o s ía la s o b lo n g a s a b e u n t e ,
fo lio lis n o v e llis a c o s ta p u llu la n tib u s o b o v a to - r o tu n d a t is le v ite r
s in u o s is s tip ita tis su b e n e r v ib u s .
F u cu s lomation Ber lol . l. c. lab. fig. 3 et Am. p . 289 lab. 4 f. 3.
Sph. la c tuca Ag. sp. p . 231 (p a r lim i
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