318 CACTEAE. 



ECIIINOCACTUS. 



prorundi rcpandl vix acuali, aculcorum fasciculi approximali, primo valdc lomcn- 

 losi, mox ferc nudi, sub luhcrculis iii (;il>buni rinRcnlcni |)r(imincnlil». immersi, 

 aculci 9-10 (v. rarius plurcs) parum abbrcviali subaequalcs 0-8'" loiig. rinidissimi, 

 ad l>asin subulali cornci, noii scmcl irrcgularilcr disposili, el cum normaliler 2, 

 3 aul 4 superi graciliorcs brcviores lerctcs, laleralcs 4, (piorum anlcriorcs 2 sat 

 tcnucs postcriorcsq. magis robusli, 2 dcniq. aut 3 inflmi dcflxi sicut applanati, 

 unus ccnlralis rcclus, omncs ad apicem fusccsccntes. — Crcscil in Montevidco. 



73. E. COUUANTII Lem. Cact. aliii. nov. 20. t — Depresso-globosus multangularis 

 atro-vircns umbilicalus: anguli circilcr 20 acuti crenato-rcpandi, circa areolas 

 inllati fcrc in tubcrculum; sinus vix acuti rcpandi 6-8"' profundi; arcolac numc- 

 rosac immersac C-8'" distantcs, ad flncs umbilici lana longa tomcntosa albo-lla- 

 vicante niox evancsccntc forinatac; aculei enasccnlcs slramineo-lulci, apice alro- 

 purpurci, adulti cornci 7, fcrc radianlcs, 3 inlcri paullo majorcs 8'" longi ferc 

 in tridentcm disposili, superiores graciliores, ad apiccm fasciculi sacpe deflcien- 

 tes, unus ccntralis crcctus, aliquando dcflcicns. — Crcscit ? 



74. E. SUB.MAMMULOSIJS Lcm. Cact. nov. gcn. el spcc. 20. t — Subglobosus elon- 

 gatus Ircdccics costalus lactc saturalcq. vircns, inler areolas ovato-tubcrculatus: 

 arcolis Iransvcrsim ovalis; aculcis scptcm parvis rigidis inacqualib. lulcscentib., 

 uno ccntrali dcjccto pollicari, cx supcris mediano minimo, supcr tuberculum in- 

 curvo. — Crescil ? 



75. E. TETRACANTHUS Lem. Caet. aliq. nov. 1.5. t — Globosus subdepressus atro- 

 virens, subspiraliter coslatus: coslac circitcr 22 aculae crcnalo-repandac super 

 areolas in luberculum quasi gibbum parvum prominentes; areolae immcrsae, 

 juniorcs albo-lomcnlosac in apiccm tam conferlae, ul ccphalium MelocacH enas— 

 cens el dcplanalum simulenl, dein rcmolac ct lanuginc curlissima albida dcnsa 

 vix decidua muiiilae; aculei juniorcs in verlicis lanuginc immcrsi, paulluin lules- 

 centcs, deinde in fasciculis approximalis semper quatcrnis subcurvuli albido— 

 cornci, pilis brcvissimis cl vix oculis disccrnendis opcrli, brcves acqualcs 4-0 lin. 

 longi ad exlremum niinulc nigricantcs subdccussalim disposili, unus eorum 

 superus crcclus, magis quam alii ad cxlrcmum furfus, 3 rcliqui subdcflcxi el 

 quasi (conjunciione) tridcnlcm simulantes; llorcs omnino scssiles ante evolulioncm 

 lanugine longa scricca violacco- fusca prorsus operli numerosi nitidissime dcli- 

 caleq. lutci, ad apiccm tomcnlosum orti, luccnle solc aperti; pelala quater aut 

 quinquies scriata maxime cxpansa, irregulariler lcnuissimcq. flmbriata; stylus 

 flavus, sligma radians 8-0-fiilum puniceum; slamina ad slylum ad|)re.«sa coalita 

 numcrosa; anlherac flavae, filamcnla intcnse llava. — Crcscil in Monlcvidco. 



76. E. HYPOCKATERIFORMIS Ollo el Dietr. Allgem. Garlenzcitng. VII. 170. t - 

 Subglobosus viridis: vcrticc subimpresso; coslis 18 verlicalibus lubcrculato- 

 crenalis, crenis planis arcolalis; arcolis albo - tomcnlosis; aculcis rcctis flavidis, 

 centrali solitario dependcnlc rigido, radianlib. 10 dubiliorib.; florc bypocrateri- 

 formi. — Ilabital in Monlcvideo. 



77. E. ACANTHODES Lem. Nov. Cacl. gcn. ct spcc. 100. t — Globosus, vcrtice vix 

 imprcssus atro-virens, inter aculcorum fasciculos mammalus, undcvicesies cos— 

 talus ad areolas inHalus: aculeis robuslissimis niimerosissimis (18) triformib., 

 longissimis, aliis ercclis pungcnlib., aliis jiorizonlalib. rcclis aut subcurvalis ma- 

 xime inlricalis horridis; clc ?! — Crescil ? 



Sectio III. STENOGONI Lem. 

 Anf/ulis compressis. 



78. E. ARRIGENS Lk. mss. — Alb. Dielr. in Ollo elDielr. Allg. Garlcnzlng. VIII. 101. 

 t — Globosus v. obovalus glaucescens: verlice dcpresso aculcalissimo; coslis nu- 

 merosis valde corapressis undulatis; areolis lalcralib. rcinolis, vcrlicalib. approxi- 

 malis; aculeis 11 albidis, junioribus apicc fuscesccnlibus, marginalibus 8 selaccis, 

 centralib. 3, unico ercclo cnsiformi, duobus patcntissimis subulatis. — In Mexico. 



79. E. CAMPULACANTHUS Schcidw. in Olto cl Dietr. Allg. Garlen/.lng. VIII. 3-37. - 

 Dcpresso-globosus: vcrtico umbilicalo, laclc viridis, 21-anguIaris, sinubus aculis; 



