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99 



Mogalothcca ob spiculas utriusque sexus (llversisdirans gencvihus 

 Thamnochorto, Cannamoi, WilldGno^Nua;, Hypoloen^, Calostropho 

 et Desmoclado sicut plerisque speciebus Leptocarpi acccJit ; an- 

 tberis exsertis a Hypolnena, Elegia, Thamnochorto, Hypodisco ct 

 fere omnibus Leptocarpis divellitur. Porro stigmatibus conspicuo 

 barbatis uec teuui-capllluribus neque soluTnmodo subtilissime pa- 

 pillulosis a Leptocarpi speciebus genuinis nempc Australianis 

 recedit et cum plcrisque nisi omni!)us Rcstionibus, LepyrodiiSj 

 Hypodiscis^ Lcpidobolis, Hyj^oloenis, Doveis, Calostrophis^ Anur- 

 \ thriis et Calopsi sive speciebus Leptocarpi Austro-Africauis sicut 



Cum Lyginia, Desmoclado et Ceratocarya congruit. Variat autcm 

 in speciebus borum generum crassities stigmatum. Liflorescentia 

 vero utriusquG sexus mutue conformls et anthera^ saltem breviter 

 exsertoe in Leptocarpo ramoso v. specie cognata obscrvantur ; pra3- 

 terea antherse Restionis deformis, E. tremuli et K. macrogyui, 

 quantum hactenus vidi, inclusfe remanent, nec lilamcnto mox elon- 

 gato centrifixe imponunt, Leptocarpus insuper nunquam ramulos 

 steriles dichotomos producerc videtur. 



NuIIa Restiacea a regionibus nostri contineutls orientalibus ad 

 occidentales extendit, nisi forsau Leptocarpus tenax et Hypolcena 

 fastigiata. Prasclarus Dr. Masters circiter 150 Restiaceas Austro- 

 Africanas discriminavit. E tota Australia vix dimidium nume- 



rum specierum cognoscimus, si quoque addimus perpaucas 

 scriptis phytographorum imperfecte uotas ; detegenda^ vero forsan 

 aliquot novae in Australia occidentali et boreali ; fortasse aliae in 

 Africa pra^sertim centrali et Fapua pra&cipue alpina, nisi etiam iu 

 insulis Sundaicls, quum cl. Steudel Restionem quemdam anomalum 

 (R. pilisepalum, Glumac. ii. 256 e genere jam ob spiculas feminas 



unifloras excludendum) ab insula Waigeae j\IoIuccarum notarct. 



Megalotheca striata, 



Restio megalothecus, F, M. coll. 



In Australioe plagis occidentallbus ; J. Drummond. 



Rhizoma procurrens, squamis lanuginosis appressis tectum. 

 Caules 1-3' alti, vix ultra lineam crassi, solidi, teretes, inferne 

 siraplices recti, supcrne ramosi, cinerascentes, evidenter sulcato- 

 striolati, interdum punctis resinosis irregulariter conspersi. Rami 

 paulo V- modice flexuosi^ fere semiteretes. Petioli |-^" longi^ 

 arctissime amplexautes, nervulosi, obtusi, mutici vel in mucronem 

 subulatum usque ad sesquilineam longum subito produeti, sursum 

 nigrescentes, deorsum fuscescentes, haud nitentes, ramorum steri- 

 lium frequenter in folium subulato-lineare 3-5'''' longum extenden- 

 tes. Spiculfe masculje fere ovatje, 1|-2|"' longte, in ramulis 

 spicatos et his patentibus paniculam constituentes. Bracteaii florales 

 ovatse, lineam loug^ ; inferiores mucronulata? ; superiores nauticas. 

 Sepala anguste lanceolata, glabra, *vix lineam longa ; exteriora 



VoL. vm. 



K 



