— 118 -- 
Species S. conferto Lac, simillima, sed foliis nervo dorso dense acu- 
leato optime diversa. 
Jungle near Klong Munsé, on trees. 
16. S. spiculosus Hook. et Grev. in Brewst. Edinb. Journ. of Se. Hl, 
p. 226. 
Jungle near Lem Dan, on trees. 
Area: Singapore, Sumatra, Banca, Labuan and Borneo. 
Calymperes Sw. 
A. Cancellinae rectangulares. — Aa. Teniolae ultra vaginam productae. 
— Aaa. Folia acuta: C. acuminatum. — Aaf. Folia obtusa — Aa fl. Folia 
lamellata: C. robustiusculum. — Aa @ UL. Folia elamellata: C. brachycaulon. 
— Ab. Teniolae nullae. — Aba. Folia obtusa: C. Schmidtii. — Av @. Folia 
late rotundato-acuminata: C. subtenerum. — I. Cancellinae obovatae: C. 
gracilescens. — (. Cancellinae scalariformes: C. subintegrum. 
17. €, (Hyophilina) robustiuseulum Broth. n. sp. 
Dioicum; robustiusculum, caespitosum, caespitibus densis, fus- 
cescenti-viridibus; caulis 1—2 cm. altus, erectus, tomentosus, dense 
foliosus, simplex vel parce ramosus; folia sicca adpressa, apice incurva, 
humida erecto-patentia, stricta, canaliculato-concava, e basi brevi. 
superne paulum dilatata sensim lineari-ligulata, obtusa, plerumque 
apiculo obtusiusculo terminata, rarius in processum styloideum pro- 
tracta, c. 3 mm. longa, in parte dilatata basis c. 0,70 mm. lata, mar- 
ginibus erectis, in parte basilari serrulatis, in parte laminali lamellatis, 
lamellis minute et obtuse serrulatis, nervo crasso, infra summum 
apicem evanido, dorso scabro, cellulis subrotundis, 0,007—0,010 mm., 
pellucidis, papillosis, cancellinae rectangularis, vaginam subaequantis 
breviter rectangularibus, ad costam maximis, teniolae intra-margi- 
nalis, infra apicem evanidae lutescentibus, angustissimis, in parte 
superiore vaginae c. 4-seriatis, in parte laminali c. 9-seriatis. Caetera 
ignota. 
Species e robustioribus, C. fasciculato Doz. et Molk. admodum similis, 
sed foliorum forma et structura longe diversa. 
Lem Dan, on the swelled base of Cocoa-palms; Koh Sarlak, on rocks. 
18. €. (Hyophilina) acuminatum Broth. n. sp. 
Dioicum; robustiusculum, laxe caespitosum, caespitibus lute- 
scenti-viridibus; caulis 1 cm, vel paulum ultra altus, erectus, parce 
radiculosus, dense foliosus, simplex vel parce ramosus; folia sicca 
adpressa, apice incurva, humida erecto-patentia, stricta, canaliculato- 
concava, e basi albescente, longiuscula, superne paulum dilatata 
sensim lanceolato-acuminata, acuta, c. 5 mm. longa, in parte dilatata 
basis 0,95— 1,1 mm. lata, marginibus erectis, in parte basilari superne 
minute serrulatis, in parte superiore laminae inaequaliter serrulatis, 
nervo crasso, infra summum apicem evanido, dorso scabro, cellulis 
