LEJEUNEZ SCHIZOSTIPA. vith 
cum bracteola bifida alte connatee. Per. obpyramidata 5-carinata, 
carinis apice truncato-dilatatis subcornutisve. Br. ¢ paucijugie 
diandree, 
b. Perianthia swperne 4-5 angula, angulis apice in cornua erecta vel 
varie patula sepeque prelonga protractis. 
24. Cerato-Lejeunea.—Humiles vel sat robusta, seepe dense late depresso- 
ceespitose lurido-rufee plus minus nitide pro m. vage ramos. 
Folia paulo imbricata oblique ovata oblongave, apice decurvo (in 
sicco subinvoluto) varia, superiora seepius acutiora et. haud raro 
dentata—rarius toto fere margine serrulata—basi sxepius ocellata; 
lobulus parvus inflatus, ad ramorum basin autem perseepe cum lobo 
in utriculum magnum convolutus; cell.-parvulee v. fere minutule 
subplanee. Foliola in pusillis’parva ad § bifida, in elatioribus seepe 
magna reniformia apice bidentata, fere semper integerrima. FI. 
monoici v. dioici: 2 terminales, hinc vel utrinque innovati; bractez 
foliis subsimiles magis dentatee ; bracteola ovalis bifida. Androecia 
plerumq. ramulo proprio constantia brevi-v. longispica. 
ce. Perianthia in aliis ecarinata inflata, apice 4-5-cristata-auricula- 
tave vel inermia ; in alvis superne 4-5-anqulata, angulis levibus papulosisve. 
Rami 2 innovando-pluriflori, vel (in Macro-Lejeuneis) simplices uniflori.— 
Plante pallid daccide laxe texte, alice inordinate elongate. Folia 
seepissime acuta, lobulo perparvo nullove. Foliola magna mediocriave, 
in perpaucis parva. Bracteze pro m. denticulate. Amenta ¢ lateralia 
minuta incurva. 
25, Taxi-LesEUNEA.—Elatée humilioresve albido-virides pellucide, laxe 
pinnate, tenui strato repentes penduleeve. F. parum imbricata ovato- 
triangularia seepe subacuminata raro rotundata, apice serrata inte- 
gerrimave, lobulo perseepe obsoleto; cellule mediocres majusculeve 
leptodermes fere vacue. Foliola ;seepe magna raro parvula, basi 
cordata rotundatave, apice breviter—raro ad vel ultra 4—bifida. 
Florescentia (im omnibus?) monoica. Flores ? in ramo-iteratim 
innovando parvifolio seriatim secundi, quasi-laterales, raro ad 2-1 
redacti; bracteze lanceolatee pro more denticulate, lobulo parvo 
nullove; bracteola ovalis bifida raro integra, Perianthia seepe parva 
pellucida obconica vel pyramidata levia vel apice 4-5-cristulata. 
§ 1. Codonocolea.—Perianthia parva tenerrima obconica ecarinata vel 
ipso apice carinulas 4-5 (seepe cristatas) ostendentia.—Folia magna 
seepius apice serrata. Foliola seepe maxima cordato-reniformia, 
apice levissime emarginata v. etiam integra, raro bifida. 
§ 2. Pyramidocolea.—Perianthia submajora a medio—raro fere a basi— 
5-angula, angulis apice ecristatis.—Folia mediocria majusculave, 
rarius apice subserrata. Foliola foliis 2-3-plo minora, apice ad 3-4 
bifida. 
26. Macro-LiseunEA.—Tazxi-Lejeunee Codonocolew e perianthiis parvis 
inflatis apice solum corrugatis aftinis, differt ramis Q simplicibus 
unifloris innovatione carentibus, florescentia dioita, et foliis acuminatis 
sepe convolutivis.—Caules interdum inordinate elongati. Foliola 
maxima cordata. 
27. Or1con1o-LEJEUNEA.—Perianthia habet fere Codonocolearum nonnul- 
larum, fere teretia, apice solo carinata, carinis in auriculam erectam 
integram v. fissam—y. saltem in umbonem—protractis; mnecnon 
