fiCHINOCACTUS. 



CACTEAE. 317 



sulco continuo ad unamquanique areolam intermisso, aculeorumq. numero et or- 



dinatione. — Crescit ? 



04. E. PYCNOXIPHOS Lem. 1. c. 16. f — Subconico-globosus mullicostatus glau- 

 cescens valde umbiiicatus validissimus: angulis quadraginta subcompressis sub- 

 acutis; areolis oblongis immersis, aliquando fere conduentib.; ^culeis novem 

 conferlissimis horrentib. validissimis intricatis inaequalib., superis decussatis, po- 

 stremis subradiantib., uno (quatuor superorum) subcentrali multo validiori ensi- 

 formi, omnibus strialis luteis, ad basin brunneis , dein cinerascentibus. — 

 Crescil ? 



65. E. HYCTRICHACANTHUS Lem. I. c. 17. t — Subconico-globosus, verlice vix 

 impresso, glaucescenti-virens, vicies quinquiesq. angulatus robustissimus: angu- 

 lis subcompressis acutis repandis crcnatis; areolis oblongis, sub tuberculo 

 abruple resecto immersis; aculeis quatuordecim, octo bifarie dispositis supinis 

 inaequalib. subtcretib., qualuor itilcriorib. subdecussalis, quorum postremus 

 porrectus subtriangularis longissimus, omnibus rubro-fuscis, ad apicem aurato- 

 iranslucidis slrialis. — Crescit ? 



66. E. HORIZONTHALOMLS Lem. 1. c. 19. f — Lem. Iconogr. des Cact. I. 1. f t- 1! 

 — Subglobosus umbilicatus glaucescens, spiraliter nonies rotundato -angulatus 

 validissimus, crassissimus: areolis subovatis confertis horizontaliter dispositis, 

 juniorib. supra fasciculos in fossulam sijmicircularem productis, unde oriuntur 

 flores; aculeis septem subradiantib. subaequalib. validissimis, quorum duobus 

 supremis cornua porrecta fingentib. , juniorib. albido-roseis, dein cinerascentib., 

 ad basin violaceis slriatis. — Crescil ? 



Sectio II. CRATERANTHI Lem. 



Florihus in cralerem expUcatis. 



67. E. SESSILIFLORUS Hort. Mack. ex Hook. Bot. Mag. t. 3569! t — Parvus 

 depresso-globosus: costis 12 acutiusculis; spinarum fasciculis paucissimis, spinis 

 breviusculis 4-6 subvalidis albis recurvo-palulis; floris tubo brevi; pelalis flavis 

 lineari-spathulatis. — Norwich Nursery. 



68. E. MAMMILLARIOIDES Hook. Bot. Mag. t. 3558! t — Subrotundo-cylindraceus 

 mammillosus: mammillis magnis conico - hemisphaericis subangulatis in costas 

 14-16 subspirales irregulares dispositis, apicib. lanosis, spinis sub-7 breviusculis 

 gracilib. patentib. pallidis terminatis; florib. flavo-rubris. — Habilat in Chili. 



69. E. MAMMILLIFER Miquel, Linnaea XIL 8. t — Sphaericus, pallide viridis: costis 

 8, pauUo obliquis, valde compressis (foliaceis), dorsis in tubercula conico-com- 

 pressa elata divisis, interq. tubercula arcuatim profunde repando-sinuatis; areo- 

 lis in tuberculorum apice rolundis, juvenilibus breviter albo-floccosis, inferiorib. 

 nudis; spinis omnibus homogeneis croceis subdiaphanis basi fuscis, externis 8 

 arcuatim radiantib., centrali erecta parum aut non longioribus. — Crescit ? 



70. E. ARANEOLARIUS Rchb. in Terscheck Suppl. p. 2. — Oblongus obluse 12-an- 

 gularis: areolis prominulis albo-fibrillosis; aculcis 15-17, quinis utrinque latera- 

 lib. patentissimis tenuib. rectis flavescentib., cenlralib. 5-7 porreclis brevioribus 

 purpureis. — Habitat in Montevideo. 



71. E. JENISCHIANUS Pfeiff. in Otto et Dietr. Allgem. Gartenzeitng. VIII. 406. — 

 Oblongo-globosus multangularis, superne cinereo - virens, mox pallide cinereus: 

 verlicc convexo tomento denso fulvido obtecto, sinubus initio acutis, mox dilatatis, 

 tandem planiusculis; costis 21 subcompressis; areolis magnis ovalib. approximatis, 

 immersis, in parte superiore tuberculo obtuso separatis, in inferiore subcon— 

 fluentib., nascentib. fulvido-tomentosis, mox nigrescentib., aculeis rigidis rectis 

 nigris, vel saturate cinereis, exteriorib. 5-6 subaequalib., centrali uno robusliore 

 longioreq., omnib. erectis subfasciculatis. — Habitat in America australi. 



72. E. ERINACEUS Lem. Cact. aliq. nov. 16. t — Globosus vix vertice impressus vi- 

 rens, magis minusve spiraliter costatus: coslae 10-8 crenatae; areolae juniores la- 

 nugine longa velulina densissima munitae, in apicem tam conferlae, ut cepbalium 

 Melocacli omnino simulanl, sed deplanalum nec spinis sparsum, sulci sex lineas 



