differing chiefly in the shorter cauline leaves, which are more
papillose, and not plicate.
Fissidens, Hedwig Fund. ii. p. 91.
936. *F. Helenicus, sp. nov.— Monoicus. Canlis gracilis elon-
gatus ramostis. Folia erecto-patentia lineari-lanceolata opaca, nervo
luteo pellùcido excurrente, lamina vera usque ad medium producta
limbo crassiusculo luteo pellùcido marginata, lamina dorsalis infra
medium laminae verse evanescens lamina apicalisque integerrima, im-
marginata. Peduneulus brevis. Theca oblongo-pyriformis inclinata,
operculo magno subulato. Calyptra angusta subulam operculi tegens,
latere fissa.—Bnrchell, barren ; with fruit, Capt. Haughton.
Stems scarcely an inch high, with the leaves, measuring a line in
width. Leaves two-thirds of a line long; of an seruginose green or
y*i'ow»fc colour, u n itom i in appearance when dry. The seta is
it. Hn* u half long, 'i v ¡ f the genus. '
Via rt, S4, £*, .1, ' iim * v - ti» {»turai m * ; ■% a leaf with portion
of th e -stem ; $, the wftfc vfmmkam jmd ealyptra ;; all
magnified.
937. fF . asplenioides, Swartz.—Hab. Tristap d’Aeunha, Milne.
Barren specimens only of this very widely distributed species.
Eustiehia, Bridél. ii. 674.
938. fE . lòngirostris, Brid. I.e.—Hab. Tristan d’Acunha, Milne.
Specimens small and barren, but to all appearance identical with
the Andine Moss. The species was originally described from
Bourbon specimens.
' Polytrichum, Dill. Linn.
939.. fP . junipermum? Hedwig. -H a b . Tristan d’Acunha,
Milne. Specimens rather slender, with short set®, but not otherwise
different from European states of the species.
123. Hepatic^ {Liverwort#).
The following account has been kindly prepared by Mr. Mitten:—
Plagiochila, Nees ab Esenbeek et Montagne.
940. *P. insularia, sp. nov. — Caulis ascendenti subsimplex.
Pla te 56.
Vincent Brooks Liy&SouJnip
1. F I S S I D E N S HE L ENICUS . b, L 0 PH 0 C 0 LEA SERRATA .
C. TYLIMANTHUS ANI S 0 D 0 N . à. L E J E C N IA PTEROTA.
e. POLYP OHUS (AN OD ERME I ) INDÙ RAT. US.