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S E L L IG U E A . Bory.
C e t e r a c h i s , spec. Hook.et Grev, P o l y p o d i i e t G r a m m i t i d i s , spec. ìValt.
Sori dorso venularum suprapositarum inserti, lineares, elongati, crassi, continui,
ra rius in te rru p ti, inte r venas uniseriales, n u di.— Filices intratropicoe, indicoe.
Rhizoma repens. Frondes sparsoe, simplices, unica vice pinnatifidoe, similes herbaceoe,
aut dissimiles sterilibus herbaceis fertilibus subinde coriaceis. Y enæ pinnatæ,
parallelæ, ramosissimoe, Venulæ internæ, primariæ in maculas hexagonoideas p lus
minus regulares anastomosantes, secundarioe in maculas minores irregulariter angulatas
confiuentes, aut liberoe apice globuloso-incrassatoe simplices furcatoeve rectoe
hamatoeve.
Selliguea Wallichiana. Hook. le. Plant, v. 3. t. 204.
Grammitis macrophylla. Wall. Cat. [non Blume.)
What Phymatodes is to Polypodiaceoe, (especially the section Pleuridium), Aspidium to
Aspidiaceæ, Amphiblestra to Adiantiaceoe and Gymnopieris to Acrostichaceoe, Selliguea is to
Grammitideoe.
T A B . L X X IV . B.
H FM IO N IT IS . Lin n .
H e m io n i t i s , Sw. A n t r o p h y u m , Kaulf.
Sori lineares, angusti, elongati, sæpe immersi, nudi, venarum venularumque dorso
insidentes.— Filices intratropicoe. Frondes fasciculatoe, coriaceoe, simplices, in-
tegc.rrimoe, aut pabnato-tri-quinqueloboe profunde lateque crenatoe, sinubus gemmiferis.
Venæ ramosissimoe in maculas hexagonoideas inoequales ut plurimum elongatas anastomosantes,
internoe tenues aut elevatæ costuloeformes. Presi.
Hemionitis cordata, Roxb.— ( T a b . L X X IV . B.)
Presi unites Antrophyum, notwithstanding its peculiar habit, with Hemionitis; they
however form 2 sections, chiefly distingnished by the rounded elongated sorus (HemionUis)
and the short flattened one (Antrophyum').
T ab. LXXIV. B. F ig .\. Fertile frond of Hemionitis cordata : nat. size; f . 2. Portion of the
same, showing the veins and sori ; / . 3, 4, 5. Sporangia; / . 6. Sporules ; / . 7, 8, 9. Hairs from the
veins and margin :—magnified.