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13. F. (Ewfissidens) siamensis Broth. n. sp. 
Tenellus, caespitosus, caespitibus densiusculis, late extensis, 
viridissimis, haud nitidis; caulis vix ultra 5 mm. altus, cum foliis 
c. 1 mm. latus, basi fusco-radiculosus, dense foliosus, simplex; folia 
sicca falcatula, humida stricta, erecto-patentia, infima minuta, supe- 
riora oblongo-ligulata, obtusiuscula, mucronata, integerrima, lamina 
vera ultra medium folii producta, limbata, limbo saepe superne 
dissoluto, lamina dorsali ad basin nervi enata ibidemque rotundata, 
elimbata, nervo pellucido, lutescente, breviter excedente, cellulis 
minutis, c. 0,007 mm., rotundatis, chlorophyllosis, papillosis, obscuris. 
Caetera ignota. 
Species pulchra, cum F. Holliano Doz. et Molk. comparanda, sed 
minutie, foliis densioribus, brevioribus, obtusiusculis, mucronatis optime 
diversa, 
Jungle near Klong Munsé, on rocks. 
14. BF. (Eufissidens) papillulosus Broth. n. sp. 
Dioicus; pusillus, gregarius, pallide viridis, haud nitidus; cau- 
lis 2—3 mm. altus, basi fusco-radiculosus, laxiuscule foliosus, sim- 
plex; folia 5-juga, sicca homomalla, humida erecto-patentia, infima 
minuta, superiora lanceolata, acuta, usque ad 1,2 mm. longa et 
0,3 mm. lata, superne minutissimi serrulata, lamina vera ad medium 
folii producta, limbata, limbo angusto, lamina dorsali ad basin nervi 
enata, nervo crassiusculo, lutescente, cum apice evanido vel brevis- 
sime excedente, cellulis angulato-rotundatis, c. 0,007 mm., minute 
papillosis, pellucidis; seta 2—-3 mm. alta, tenuis, rubra, laevissima; 
theca suberecta vel inclinatula, minuta, ovalis. Caetera ignota. 
Species F’. axillifloro Thw. et Mitt. affinis, sed inflorescentia foliisque 
angustius limbatis, cellulis minutius papillosis ideoque pellucidis digno- 
scenda. 
On limestone-rocks in open country at Lem Dan. 
Syrrhopodontaceae. 
Syrrhopodon Schwaegr. 
15. 8. subeonfertus Broth. n. sp. 
Dioicus; gracilis, caespitosus, caespitibus densis, lutescentibus, 
inferne albicantibus; caulis vix ultra 1 cm. altus, erectus, inferne 
parce radiculosus, dense foliosus, simplex vel plus minusve ramosus, 
ramis erectis, fastigiatis; folia erecto-patentia, e basi elongate ellip- 
tico-oblonga breviter linearia, acuta, 1,9—2,1 mm. longa, basi 0,19 
—0,3 mm. lata, marginibus ubique erectis, in parte vaginante inte- 
gris, in parte laminali minute serrulatis, limbata, limbo hyalino vel 
lutescente, superne tenuiore, nervo breviter excedente, in parte 
laminali dorso dense aculeato, cellulis basilaribus laxis, hyalinis, ultra 
vaginam adscendentibus, laminalibus parvis, rotundato-quadratis, 
chlorophyllosis, papillosis. Caetera ignota. 
