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Class and O rd e r CRYPTOGAMIA ALGÆ, U n n N a t. Ord. ALGJE, Juss.
De Cand. ^c.
GENERIC CHARACTER.
Frons varia (plana, compressa vel cylindrica) . Fructus, capsulce sphoerica:
nucleo globoso sporidiorum.
Frond various (plane, compressed or cylindrical). Fructification, spherical
capsules containing a globular nucleus of sporidia.
SPECIFIC CHARACTER.
Sphærococcus Teedii ; yrowde membranacea, flaccida, compresso-plana, lineari,
vage bi-tri-pinnatifida, ciliis marginaldms subulatis capsulferis, capsulis
solitariis.
S. frond membranaceous, flaccid, nearly plane, linear, vaguely bi-tri-pin-
natifid, with marginal, subulate, capsuliferous ciliæ ; capsules solitary.
Sphærococcus Teedii, Ag. Sp. Alg. v. 1. p. 277.— Syst. Alg. p. 255.—Spreng.
Sp. PL V. 4. p. 337-
Fu cu s Teedii, Turn. Hist. Fuc. t. 208.
F ucus pistillatus, var. B. Lamour. Diss. p. 51. t. 28. mala.
C e r a m i u m Teedii, Roth. Cat. Bot. v. 3. p. 108. t. 4.
G ig a r t in a Teedii, Lamour. Ess. p . 4 0 . t . 4 . f. 11.
H a b . On the coast of Devonshire, at Lupton Cove, Torbay, growing from
the margin of small rocky pools ; October. Mrs G r i f f i t h s .
Root m in u te ly scutate. Fronds d u ll p in k or red , several from th e same
base, 3 -5 inches in le n g th , n e a rly cylindric a l a t th e base, b u t immediately
becoming plane, an d ab o u t a lin e or a line an d a h a lf in b re ad th ,
till tow a rd s th e apex, where it becomes a tte n u a te d an d a cu te : a t a few
lines above th e root, th e fronds b eg in to pro d u c e numerous branches,
some o f th em often h a lf as long as th e en tire frond, spre ad in g n e a rly
horizontally on each side in a p in n a te d man n e r, an d a tten u a ted a t each
extremity. These pinnæ are set w ith pin n u læ , which in th e ir tu rn
sometimes b e a r a few little b ran ch le ts, b u t in any case have ra th e r dista
n t m a rg in a l ciliæ, or short, slender, su b u late processes, on w h ich th e
capsules are placed. Capsules minute, red , globose, situ a ted mostly
ab o u t th e c en tre o f th e ciliæ, con ta in in g a mass o f v e ry m in u te red
seeds.