the Colony of Western Australia. 5.59 



283. Prn.or. siUculosa,n.sp.-, fronde complanata costata decomposite ramosissima, ramis n.ajor.- 



4.US alterms sparsisve, minoribus linearibus peotinato-pinnatifidis, pinnulis e basi lato sub- 

 ulatis altern.s s.mphc.sstais ; tctrasporis in glomerula silicul.formia e pmnularum latere 

 supenore e.ata congestis, ad i^la callithan.noidea brevissiu.a circu.naxin. vert.cillataaffi.is 

 Eottnest. rare 243). Very like the preceding in habit; but evidently ribbed, and rath 

 tnc.o-p:nnat:fid than p.nate. and not obviously transversely striate; and abundantly cha- 

 racterized by the strangely metamorphosed fructification. 



284. TH.^^oc.BPas Gunnia,u.s, Harv. Common at Garden Island and Eottnest; but not in fruit 



285. GK,KnTnsr. orali., n. sp.; fronde erecta (sub-bi-unciaU) di-tri-ehotoma subfastigiati crassis- 



Z' rr'^ --';P^'->'^bus, articulis d.ametro 3-4-plo-longioribus. inf^ioribus 1 - 



vatts, medussupenortbusque obovatis inflat.s ad genicula maxime constrictis; fertdibus 



on^rmd^us; involucr. tetrasporarum c.ca genicula involucratis e ramelHs minimis oZ 



Cape Northumberland. Very much more robust than G. corallina, with nodes cont acted 

 hke those of an Opuntia. It is as robust as CkjlockuUa artlculata. 



286. GK,PKirHs,A.<..,7,-., n.sp.; fronde basi radicante c.spitosa (1-2 unciali) dichotoma fasti- 



giata crass.ss:ma, segmentis erecto-patentibus; articuHsd.ametro sesquUongioriblsgoIos - 

 inflate siccuate sub-collapsis et ovaUbus ad genicula maxime constrLis; fer.il.bus onf r 

 mtbus, mvolucr. tetrasporarum crca genicula verticillatis. Parasitical ;n Al^Z Gar el 

 Island, and on Zo.teraj.^ Rottnest (326). When fresh u resembles beaut.ful string; 

 ruby-coloured beads, but fades much in dryin<. ° 



287. Gn.KP,T„s,A maderiana, Sond. 1 Garden Island°on Alg., Eottnest on Zostera (199) 



288. G™hs,. r.,., MS. Cast ashore at Fremant.e (146). I do not describe ti species as 



the fruu IS unknown. It forms enormous, coarse, mat-like strata, one or two feet in breadt 

 composed of filaments resembling those of O. secuncVfloru, but very irregularly branched 



289. C0KV.OSPOK. au.tr^,, n. sp.; fronde (biunciall) setacea gelatinoso-m'embLace d Ztomo- 



decomposita et alterne ramosa, ramulis pluries dichotomis, articulis longissimis ad len 

 cuia nee contractis, ramellis superioribus tenuissimis dichotomis, apicibi is lonl- fi, f'n ' 

 bus arachnoideis; tetrasporis ad genicula ramorum majorum subsessUibus oblot s nulo 

 indiviso. Rottnest, in June, very rare (344). Fremantle, July, G. CUfton Esa T^Z 

 distinct species, readily known by its attenuated apices '-'J'^^' ^sq. Avery 



290. COKVKOSPOB. ,.ac*-., n. sp.; fronde pusilia (unciali) tenui alterne ramosa v. subdichotoma 



ramulis quoquoversum egredientibus inferioribus furcatis superioribus bis-terve dichotomi ' 

 apicibus subattenuatis obtusiusculis; tetrasporis... ? Garden Island, rare July (^^^ 

 The habit and substance of the plant are those of Corynoy,ora ^ ^ '" 



291. Call-h.mk.0. th,rsi,erun., Thw. MS.; file primario repente, secundariis erectis c.spitosis 



capdlaribus (11. uncialibus) vage ramosis, ramis minoribus s.pissime secundis 2 m 

 bus simplicissimis acuminatis; articulis diametro 3-5-plo.longioribus cylindraceis; tetra- 

 sporis circa genicula suprema ramorum verticillatis pedicellatis, pedicellis ramosulis thyr- 

 soideo-paniculatis; favellis in ramulo terminalibus involucratis On Al,. and 1 ™ 



