249 .. HYMENOPHYLLEAE: TRICHOMANES. 950 
2!/,—6 poll. longa, 6—7 lin. lata, interstitlis in eodem latere circiter 8- 
linearibus remota, infima subopposita , patentissima, breviter petiolata, basi 
subaequali cordata; sequentia patula sessilia, basi superiore cordata inferiore 
anguste adnata; superiora basi inferiore latissima decurrentia; summa ple- 
rumque furcato-connata, basi inferiore decurrentia confluentiaque, alam soro- 
phoram efficientia. Inpusta ?/, lin. longa, exserta, cylindrica, basi attenuata, 
subpedicellata, ore brevissime biloba. RECEPTACULUM teres, curvatum, 
indusio duplo-triplove longius. 
Habitat in locis umbrosis ad Bahia: Luschnath n. 33 ; Martius Herb. 
Fi. Brasil, n. 432; in vicinia Para: R. Spruce n. 411. — In Guiana gal- 
lica: Chamisso; in Guiana batava: Wullschidgel n. 1719, Kegel п. 1778, 
A. Ehrhard; in Peruvia: (e Kunze). 
9. TRICHOMANES SCHOMBURGKIANUM J. W. Sturm 
lamina utriusque frondis pinnatisecta: sterili deltoideo-elongata 
curvata; segmentis oblongo-linearibus acutis, infimis sessilibus 
subcordatis basi superiore subauriculatis: fertili rhomboidali 
latissima; segmentis in quovis latere 3—4, e basi angustata 
lineari-lanceolatis acuminatis, infimis sessilibus basi utrinque 
cuneatis, sequentibus decurrentibus, ultimis furcato*connatis in 
basibus decurrentibus nunquam sorophoris. 
Trichomanes (Neurophyllum) pennatum Кашу. Kappler РИ. 
Surin. ed. Hohenacker n. 1751. 
Neurophyllum pinnatum Klotzsch in Linnaea XVIII (1844). 
532 (collato specimine originali). 
` ВштомА erectum, dense nigrofusco-pilosum, radiculis va- 
lidis subflexuosis parce fibrosis. Srires semiteres supra cana- 
lieulatus, diametro !/,—?/, lin., fuscus, basi vix robustior 
pilosusque; is frondis sterilis vix curvatus 3—7 poll. longus, 
superge pilosus; ille frondis fertilis 3'/,—8!/;-pollicaris, su- 
perne manifeste alatus. Rumacmis utrinque convexa, angustis- 
sime alata, supra non canaliculata, subtus pilosa, saepe lon- 
gissima nuda, radicans, apice prolifera; in fronde fertili supra 
canaliculata latius alata, glabra. LAMINA FRONDIS STERILIS 
5—6 poll. longa, 2—3 poll. lata (ea frondis fertilis 5—7 poll. 
longa, 7—10 poll. lata), statu sicco saturate viridis, nitida, e 
cellulis hexagono-parenchymatosis, ad parietes strictos pallen- 
tes granulis chlorophyllosis saturate viridibus repletis, in medio 
non raro inanis composita. Series transversales cellularum 
nervos secundarios conjungentium e cellulis majoribus, quam 
in 7. pennato Кашу. compositae. ЅЕЄМЕМТА in quovis latere 
usque ad 20, 18—21 lin. longa, 5 lin. lata, interstitiis circiter 
5-linearibus, e basi lata oblongo-linearia acuta, imbricata, in- 
fima sessilia, patentissima, subopposita, submaxima, subcor- 
data, basi superiore subauriculata; media diffusa, basi superiore 
cuneata inferiore adnata, margine (uti segmenta frondis fer- 
tilis) inaequaliter spinuloso-denticulata; superiora patula, alterna, 
decrescentia, basi inferiore decurrentia. NERVUS PRIMARIUS 
utrinque convexus, infra apicem evanescens, glaber. (1з seg- 
mentorum fertilium excurrens, supra planus, basin versus sul- 
catus, subtus robustior, convexus, planiusculus.) Nervi SE- 
cunpanir patuli, crebri, e basi vel e medio uni-bifurcati, simpli- 
cibus intermixti, rarissime anastomosantes, lineis transversa- 
libus conjuncti, in dentes inaequales incurvatos excurrentes. 
SEGMENTA FRONDIS FERTILIS in quovis latere plerumque 4, rarius 
3 vel 5, 3—5 poll. longa, 9 lin. lata, interstitiis in eodem 
latere 6-, raro 7-linearibus remota; infima subopposita, paten- 
tissima, sessilia; media patula; superiora parum minora, basi 
inferiore decurrentia, duo ultima in furcam connata, apice di- 
Hymenophyll. 
vergentia. Inpusia exserta, cylindrica, basi attenuata , !/, lin. 
longa, оге brevissime biloba. RCEPTACULUM teres, vix cur- 
vatum, apice subclavatum, indusio duplo longius. 
Species haec antea indescripta differt a 7. pennato segmentis frondis 
fertilis basi utrinque cuneatis, infimis sessilibus vel brevissime petiolatis, 
sequentibus basi inferiore perangusta adnata decurrentibus. — In 7. pennato 
segmenta frondis fertilis basin versus nunquam angustata sunt, sed basis 
superior semper cordata, inferior late adnata et decurrens; segmenta infima 
breviter petiolata, utrinque manifeste cordata. — Cum 7. pinnato Hedw. 
species nostra ob laminam frondis fertilis rhomboidalem latissimam utrinque 
solummodo 3—4 segmenta gerentem non confundi potest, 
Habitat in Guiana batava, in sylvis humidis prope Osembo: Kappler 
п. 1751; in Guiana anglica, ad ripas fluminis Essequibo et prope montes 
Canuku: Rich, Schomburgk (n. 299, 1155, n. 255 (ex parte). — Species 
pulchra probabiliter in confinibus etiam Brasiliae prov. reperietur. 
B. Nervi secundarii uni-bifarcati liberi, lineis transversalibus non conjuncti 
Indusia exserta marginalia infundibuliformia, ore truncato subcontracta. 
(Odontomanes Pr.) Sp. 10. 
10. TRICHOMANES HOSTMANNIANUM Konze lamina 
utriusque frondis ovato-oblonga pinnatisecta, rhachi saepius 
longe producta nuda interdum radicante: fronde sterili brevius 
stipitata curvata subdecumbente, segmentis oblongis subcurva- 
tis obtusis basi angustatis: fertili longius stipitata, segmentis 
lanceolatis acutiusculis saepe inciso-laceris, infimis petiolatis 
auriculatis, superioribus basi inaequali decurrentibus. 
Trichomanes Hostmannianum Kunze in bot. Zeit; V (1847). 
352. Kunze Farrnkrduter 11. 24. tab. 110. Ejusd. in Linnaea 
ХХІ (1848). 239. 
Trichomanes coarctatum Kunze in Herb. Martii et in litt, 
Trichomanes floribundum Hook. Sp. Fil. I. 129 (quoad plan- 
tam Hostmann. n. 75). 
Neurophyllum abruptum Fée Prem. Mem. 14, tab, 1. fig. 5.? 
Neurophyllum Hostmannianum Klotzsch in Linnaea XVIII 
(1844). 532, 
Odontomanes Hostmannianum Presi Epim. bot. 21. 
RuizoMA erectum lignosum, pilis nodoso-articulatis (sub microscopio 
badiis impellucidis) dense obsitum, deorsum emittens radiculas perlongas 
flexuosas pilosasque. SriPES semiteres supra canaliculatus, !/ lin. crassus, 
'fuscus, opacus, basi pilis setiformibus brunneis plus minusve dense obses- 
sus, !/,—1 poll. longus, curvatus. (Stipes frondis fertilis erectus, usque 
ad 6-pollicaris, superne anguste alatus.) RHACHIS utriusque frondis semi- 
teres, manifeste alata, saepe supra laminam usque ad 5—12 poll. producta, 
setis adspersa, sparsim radicans apiceque interdum prolifera, Lamina 
FRONDIS STERILIS 1—2!/, poll. (fertilis 5 poll.) longa, 2 poll, lata, rigida, 
statu sicco saturate viridis, saepe olivaceo-nigricans, glabra, e cellulis hexa- 
gono-parenchymatosis subpellucidis, granulis chlorophyllosis viridibus ubique 
dense impletis, parietibus strictis pallentibus composita, SEGMENTA in quovis 
latere usque ad 10, saepius 5—7, alterna, remota, patula, 1—1!/, poll. 
longa, 4 lin. lata, oblonga subcurvata basi angustata, apice obtusa obtuse 
dentieulata (in fronde fertili lanceolata acutiuscula acuminatave acute ser- 
rata). Nervus PRIMARIUS infra apicem evanescens, supra planus, subtus 
convexus, setulosus. Neavi SECUNDARI crebri e basi vel e medio furcati, 
rarius simplices; lineae transversales deficientes, Іхривтл serraturis margi- 
nis insidentia, !/, lin. longa, infundibuliformia, ore truncato subexcavata 
subcontracta. RECKPTACULUM teres, basi parum incrassatum, apice sub- 
clavatum, interdum pars prominens involucro quadruplo longius. 
Habitat in prov. Para et do Alto Amazonas arboribus passim, e. g. 
in ditione Rio Japurá Amazonas: M,; — in Guiana gallica: Leprieur ; 
in Surinam: Hostmann n. 75, Kegel n. 1059, Wullschiügel. 
32 
