7 
6 
LEJEUNEH SCHIZOSTIPA. 
20. Harpa-Leseunrna. Pusillee minuteve depresso-ceespitose, raniis 
0). 
seepe arcuatis. Folia hamata fornicatave plerumque subacuminata, 
interdum crenulata subserrulatave, leevia asperave, nonnunq. ocellata, 
lobulo majusculo turgido ; cellule minutulee leptodermes planie vel 
conico-prominule. Folola 3-7-plo minora, in aliis obcordato- 
cuneata, aliis rotunda ad 4 bifida. Fl. monoici vel dioici: Q in 
ramo brevi terminales, innovatione (plerumque simplice) suffulti ; 
bracteze lobulate raro complicate: subcrenulatie ; bracteola biloba, 
vel truncato-retusa. Perianthia seepe pro ratione maxima pyri- 
formia 5-carinata, carinis sepius scabris vel etiam spinosis. Amen- 
tula ¢ brevia tenuia; bractece parvie 1-2-andree. 
Srrepsi-LEJEUNEA. Prioris sectio (?) differt habitu robustiore, foliis 
apice decurvo-tortilibus; foliolis majoribus dimidium folium equan- 
tibus; perianthiis latioribus subulato-carinatis levibus; bracteis 
magnis seepe plurijugis. 
21. TrRAacHy-LEJEUNEA. Majusculee prostrate, in vivo pallide aqua 
replete, in sicco seepe fascidulee, caule valde tenaci colorato pinna- 
tim ramoso, ramis sepe arcuatis. Folia decurvo-fornicata seepius 
subacuta celluloso-crenulata-serrulatave, in unica specie spinosa, facie 
plerumque asperula, in paucis muricato-asperrima, seepe ocellata, 
lobulo parvo; cellulee mediocres parveeve subpachydermes. Foliola 
plerumque foliis 2-7-plo minora integerrima Vv. rari i 
in Tr. L. acanthina foliis fere majora spinosa. Flores omnium fere 
monoici. Rami 9 brevissimi, in plurimis simplices, in perpaucis 
innovatione simplice aucti; bractex elons gatee hamate denticulate 
lobulatze complicatee (vel non); bracteola angusta—raro latior—bre- 
viter bifida integrave denticulata (in 7’. L. acanthine argute bispin- 
osa). Perianthia seepe colorata subclavata rotundato-truncata com- 
pressa, carinis 5 tenuibus vel subulatis papillosis, in paucis speciebus 
tota facie aspera; in Tr. L. acanthina autem fere rotunda sublevis- 
sima. Bracteze ¢ paucijneze diandre. 
** Holiola bipartita, seymentis setaceis divergentibus (in L. palmifolia erec- 
tis); raro solum bifida, seymentibus subulatis. 
22. DrepaNno-LeEJEUNEA, Pusillee minutieve laxe reptantes. Folia dis- 
sita decurvo-hamata angusta (2—4-plo longiora quam lata) lanceolata 
acuminata seepe papulosa raro ocellata, crenulata subspinulosave (in 
Dr. L. palmifolia paucisque aliis pectinatim laciniata), lobulo fusi- 
formi turgido; cellule parvee vel subminute subleptodermes. Foliola 
minuta bipartita, cruribus setaceis, in Dr. L. hamatifolia solum bitida, 
eruribus subulatis. Flores omnium fere dioici: 2 in ramo_ brevi 
terminales, innovatione simplice suffulti. Bractee: foliis sat majores, 
concave (vix complicatée) subsequilobie spinulosee cum bracteola inter- 
media angusta bifida basi connate. Perianthia 5gono-obpyramidata, 
carinis raro inermibus plerumque superne spinulosis, apiceque spini- 
formi quasi-cornutis. Androecia longispica; bractee ad carinam 
celluloso-moniliatee, monandree. 
Lepto-LEJEUNEA. _'p usillee tenui strato in maculas seepe orbiculatas 
erescentes. Folia subdissita plana anguste oblonga rotundata suba- 
cutave, raro apice 2—3-fida, perseepe oc ellata, lobulo 2-4- -plo breviore 
subplano; ec. mediocres, pariete subincrassato. Foliola parva bipar- 
tita, cruribus setaceis (raro ad cell. unicam redactis). Fl. plerumque 
monoici. Rami 9 brevissimi sepissime simplices, in paucis inno- 
vatione -simplice aucti; bractese subeequilobie interdum. serrulate, 
