OPCIWIA, 



ICOSAVDRIA. MOXOGYNIA. 



115 



gnperne fasciculo concolori selarum; 

 aculeis divaricatis vaiidis flavcscenti- 

 bus 3—5 niinorihus 1 lonsiore et cras- 

 siore. Dill. eltli. f. 382. Cactus Dil- 

 lenii Ker. H. H. 255. In Ainer. austr. 

 ^. Articuli 6 — 8 unc. lon;^i et 4 — 6 

 lati. Flores sulphurei. 



64. 0. poli/itntlta DC. pl. flrass. 

 t. iSS. suherecta; articulis ohlonsis 

 utrinque acuminatis suhtulierculatis; 

 Iiodis suhdistantihus flavo-setosis; acu- 

 leis 6 — 8 aequalihus flavis fusco-an- 

 nulatis ri};idis. Cactns poljanthns 

 Sims B. M. 2691. In Amcr. axtstr. |). 

 Articuli 6 uuc. longi. Flores sul- 

 phurei. 



.5.5. 0. triacantha DC. erecta; ar- 

 ticulis ovatis ellipticis viridihus pla- 

 uis; nodis suhapproxinialis convexis 

 fusco-setosis; aculeis 3 rigidis striclis 

 flavicantihus. In Amer.aiistr.'^. Prac- 

 cedenti affiuis sed differt articulis ma- 

 jorihus. 



.56'. 0. flarispina Salm; suherecta; 

 articulis ellipticis crassiusculis jjla- 

 liris ohscure viridihus; nodis majinis 

 fulvo-tomentosis ; aculeis exteriorihus 

 J2— 16 inaequalihus ruhl;iino.-^is, me- 

 diis 3 — 4 triplo lonjiiorihus ruhigino- 

 eis apice flavis, iufimis pendulis. In 

 Amer. austr. t»- 



57. O. monacantha Hair. erecta; 

 articulis masnis eiliplicis vel ohlon- 

 go-ovatis tenuissimis «jlahris nitide vi- 

 ridihus; nodis distantihus hreve cano- 

 tomentosis; aculeo 1 rigido fusco apice 

 flavo. In lirusilia. ^. Articuli 1 ped. 

 longi. Aculei 2 unc. lonjji. Flores 

 3 unc. in diametro exterue ruhicuudi 

 luterue flavL. 



68. O. nicjricans Uaw. erecta ra- 

 niosissima; arliculis magnis ovatis vel 

 elonsatis ohscurt viridihus; uodis di- 

 etantihus fusco- tomentosis ; aculeis 

 2 — 3 iiiaeqnalihus divaricatis strictis 

 rigidis nisricantihus. In Amer. aiistr. 

 "^. Artiuuli 1 — 1^ unc. Ioii}i,i. Aculei 

 1 — 3 uuc. longi. ISepala rosBaj pe- 

 tala fuscescenti-fulva. 



69. 0. elatior Ilair. erecta; artl- 

 culis Klaucis ohlonso-ovatis latis; no- 

 dis suhnudis; aculeis suhulalis lon^is- 

 simis nij^ro- fuscis. In Amer. avstr. 

 |>. Articuli 7 — 10 unc. lougi. Flores 

 flavo-purpurei. 



60. O.robiista Wendl. erecta; ar- 

 ticulis ohlongo-ovatis f^Iaucis pulve- 

 ruieulisj uodis fusco-tomeutosis; acu- 



leis 8 — 12 risidis validis lonjjis iufenie 

 fiiscis apice alhidis. In Mexico* '^. 

 Articuli 8 — 10 unc. longi. 



d. CrnciataeVfeiff. Trnncnspla- 



n u s i n a r t i c u I a t u s , r a m i s 1 a t e- 



ralibus oppositis demum de- 



ciduis. 



6t. 0. rubescens Salm; plano-tn- 

 herculosa primo ruhra demum rnhro- 

 viridis; ramis trunco aequalihus; no- 

 dis suhapproximatis magnis alho-to- 

 mentosis iuermihus. In lirasilia^ '^. 

 2— 3-ped. 



62. O. catocantha Link et Otto; 

 altissima plana sulicaruosa purpurea 

 apice plano-tuherculata; uodis suhdi- 

 stantihus ohlongis alho- tomentosis; 

 aculeis 6 — 8 inaequalihus acicularihns 

 divaricalis aihis slrictis rigidis, la 

 ins. Tlioinae. "^. 3 — 6-ped. 



63. 0. spinosissima Mill. altissima 

 plaua; ramis oppositis suhtubercula- 

 tis; nodis approximatis tomentosis fla- 

 vesceiiti-fusco-setosis ; aculeis 6 — 8 

 inaequalihus rigidis flavis. O. crucia- 

 ta Hort. In Jamaica et Antillis. "^. 

 10— 12-ped. 



64. 0. ferox Hair. crecta angnsta; 

 ramis patulis suhtuberculatis; nodis 

 suhapproximatis convexis superne fla- 

 vo-selosis; aculeis 4 — 6 inaequalibus 

 acicularibus alhidis. 0. dolabriformis 

 Ilort. In Amer. australi. "^. 



66. 0. leucocantha h. berol. alte 

 arrecta plana imliricato-tuherculata; 

 nodis approximatis flavo-setosis; acn- 

 leis acicularibus strictis alhis 3^ — 4 

 hrevibus 1 — 3 iouKioribus. 0. suh- 

 ferox Schott. In Mexico. 1q. 1— 2-ped. 



6'6*. O. leucosticta W endl. erecta 

 lateribus ramosa; superficie planiu- 

 scnia; nodis approximatis i» seriebna 

 reKularibus alho-tomeutosis coiivexis 

 superne fusco-setosis ; acuiels inae- 

 qualihus alhis acicularil)us 4 — 5 bre- 

 vioribus 1— 21ongioribus. InMexico."^, 



e.ParadoxaeVfeiff. Inarticulata 



cyliudracea; rami divaricati 



tenuiter ar ticulati. 



67. O, brasiliensis Haw, altissl- 

 ma arborea, trunco cylindraceo viridi 

 iiiferne lignoso; nodis dislantihus alho- 

 tomcutosis; aculeis lon^is alhis ; ra- 

 mis ovatia horiisoutaiibus pergaiaeu- 



8* 



