— 19 — 
diviso, segmentis apice pinnatis, pinnis conformibus, raro 
pinnulatis, interdum margine spiniferis. — Ad oras chilenses. 
Gelidium multicorne. (Kg. nov. sp.) G. mediocre, 
complanatum, stipite elongato basi diviso, superne irregulariter 
et dense pinnato-multifido, summitatibus hine latioribus lobu- 
latis, illine angustissime furcato-ramellosis, omnibus dense 
approximatis. — Nova Üaledonia. 
Index seminum in horto bot. Berolinensi anno 1867 
eolleet. — In dem diefem index beigegebenen „Appendix 
specierum novarum etc.“ finden wir folgende, in den Kreis 
der Hedwigia gehörende Arten: 
Selaginella Mettenii A. Br. Sureuli elongati, prostrati 
et radicanti-repentes, versus apicem adscendentes, pinnatim 
ramosi. Rami inferiores remoti, superiores approximati, breves, 
horizontaliter expansi, 3-6-ramulosi, ramulis simplieibus vel 
infimis bifidis. Rami accessorii ex axillis foliorum axillarium 
paginae inferioris (nee non superioris) demum prodeuntes, in 
sureuli primarii formam exerescentes. Radices tenues, ge- 
minatae, postica major et antica minor. Caulis dorso et ventre 
subcarinato-convexus, utrinque sulco lato exaratus, vasorum 
fasciculis 3 superpositis, medio majori, supremo tenuissimo. 
Folia herbaceo-viridia, ubique dimorpha, in caule primario 
remotiuscula, in ramis conferta, sed vix contigua; lateralia 
antica, subpatentia, reeta vel paullulum sursum incurva, sub- 
aequilatera, ovalia vel ovali-lanceolata, inferiora vix, superiora 
brevissime acuminata, acuta, basi inferiore libera et leniter 
subcordato-exeisa, superiore attenuata, ad ?,3 integerrima an- 
guste albomarginata, prope apicem denticulata. Folia inter- 
media in caule primario lateralibus vix minora, in ramis 
duplo-triplo-minora, adpressa, oblonga, breviter acuminata, 
basi oblique adnata et utrinque brevissime et anguste sub- 
auriculata, integerrima, dorso carinata et stomatibus per'totam 
superficiem sparsis albo-punctata. Epidermis paginae supe- 
rioris foliorum e cellulis orbicularibus margine subflexuosis 
chlorophyllo .repletis, paginae inferioris elongatis flexuosis 
chlorophylli granula minora vel omnino nulla continentibus. 
Spicae in apieibus ramulorum, a dorso compressiusculae, 
bracteis conformibus. 
Selaginella brevipes A. Br. 8. Griffithii hort.; M’Nab 
in Transact. of the bot. soc. of Edinb. IX. (1867) p. 8; Baker 
in Gardn. Chron. 1867, p. 1190 (non Spring). Sureuli cau- ' 
lescentes frondiformes. Stipes brevis, basi stolones breves 
mox assurgentes emittens. Lamina ovato-triangularis, e tri- 
pinnato deerescens, ramulis versus a angustatis, Caulis 
goniotrope tetragonus, facie leviter bisuleatus, dorso rotun- 
