459  STEGOCARPI. PLEUROCARPI, nypnum. 
vix conspicuis brevibus obsoletissimis, cellulis brevibus 
ellipticis. E 
Patria. Nova Hollandia. Sendtner communicavit. 
406. Hi. tenue C. Müll.; dioicum ; cespites plani longe 
prostrati rigidi intertexti lutescentes; caulis longe re- 
pens tenuis flexuosus, ramis humilibus tenuibus in ramu- 
los brevissimos tenuissimos remotiusculos varie incurvos 
divisis, ascendentibus pinnatim dispositis vage ramosissi- 
mus, laevis; folia caulina conferta, humore et siccitate 
squarruloso- erecta, parvula, suborbicularia vel cordato- 
subrotunda , breviter apiculata, concava, vix plicata, mar- 
gine inferne reflexo, denticulato, superne serrulato, ner- 
vis binis brevissimis obsoletissimis vix conspicuis, cellulis 
minutis densis scariosis lutescentibus, alaribus ad alas ba- 
silares convexas parvis, sed multo laxioribus pellucidis 
quadratis teneris; perich. appressa, e basi vaginante in 
acumen subloriforme reflexum summo apice denticulatum 
attenuata, enervia, ubique laxissime tenerrime pellucide 
elongate reticulata, striata vel undulata; theca in ped. 
longiusculo rigido purpureo. laevi- erecta oblonga, operc. 
convexo rosirato incurvo breviori; perist. d. ext. breves 
lutescentes fragiles obsoleti anguste lanceolati, int, rudi- 
mentarii , ciliis rudimentariis latis singulis. 
Leptohymenium tenue Schw. Suppl. HI. E, 2. t. 246. €. — Pte- 
rigynandrum tenue Brid. 1l. p. 187, — Pterogonium tenue Schw. 
Suppl. II. L p. 30. t. 108! — Neckera tenuis Hook. Trans, of Linn. 
Soc. TX. p. 315. t. 27. f. 3. 
Patria. Nepal: Buchanan. 
H. reflexo simile, sed caracteribus supra laudatis 
paucis jam distinctissimum et pulcherrima species. 
407. EE. discriminatum Mont. (in litt.); dioicum; 
procumbens robustum vage ramosum, ramis crassiusculis 
squarroso - turgidis, flexuosis longiuseulis nitenti - lutescen- 
tibus; folia caulina maxime squarroso - patula, e basi an- 
gustiore latissime rotundato -ovata obtusa, brevissime acu- 
minata , caviuscula, margine erecto, superne serrulato, 
nervis binis brevibus tenuibus pallidis, cellulis pallidis 
