324 CACTEAE. 



ECIIINOPSIS. 



I. 3789! — ("apitiilo-nlobosa laetc viriilis, v\ arcolis lalcralil). copiose prolifcra, 

 basi liirnca allciiuala: vcrlicc parum iniprcsso; coslis 13 vcrlicalib. aculis; areolis 

 ovalili., loniciilo grisco-flavido inslruclis; aculcis reclis acicularili. riKi<lis, cen- 

 Iralili. 4, liasi apiccii. nitjricanlii)., infinKi lonKissinio , cxlcriorib. 9-1(1 brcviorib. 

 praciliorib. ilavcscciilib., inc;;ularitcr ladianlib. , suniniis (sacpc dclicicnlib.) ci 

 infiinis niininiis. — Cercus multiiilc.r PfcilV. Knuui. diaRnosl. (]acl. p. 70. no. 2. — 

 Echinocaclus mulliplcx Horl. Bcrol. olini. — Echinn7)i/clanllius mullijilcx Lem. 

 Nov. Cact. Rcn. ct spcc. 85. — Kchinocaclus gtilcalui llort. — In Ilrasilia australi. 



2. E. Zl'C(].\UIMI IMciff. I. c. — Globosa obscurc viridis nitcns lO-angularis, basi 

 vixattcnuata: verticc imprcsso; sinubus aculis, in infcriorc plaiitac partc obsolctis; 

 costis comprcssis; arcolis subrcmolis proiniiicntib.; aculeis c lomcnto vclutlno 

 albo rectis tcnuib. subrigidis, ccntralib. 1-3 flavcscentib., basi el apicc nigris, 

 cxteriorib. 7-9 brcviorib. graciliorib. patcntissiinis. — Cereus tubiflorus Pfeiff. 

 Enum. diagnost. Cact. 71. no. 4. — Lchinocactus ( Echinonyctanlhus Lcm. Nov. 

 Cact. gcn. et spcc. 83.) tubi/lorus Uortor. — Crescit ? 



3. *E. NIGKISPINA Wlprs. — Echinonyctanthus nigrispinus Lem. 1. c. — Species 

 indescripta. 



4. E. LEUCANTIIA Wlprs. — Lindl. Dot. Rcg. New Ser. XIII. t. 13. - Globosa v. 

 subconica: coslis 12-14 verticalib. comprcssis; arcolis approximatis oblongis; 

 juniorib. sublanatis albidis; aculeis subulatis rigidissimis, basi brunneis, medio 

 flavicantib., imo apicc nigris, cxteriorib. 8 radiantib., cenlrali 1 validiore, omnib, 

 sursum curvatis. — Cercus (Echinonyclanlhus Lem. I. c.) leucanthus Pfciff. Enum. 

 diagn. Cact. 71. no. 3. f — Echinocactus lcucanthus Gill. — S. Dyck, Hort. Dyck. 

 p. 341. — Melocaclus ambifjuus, elegaiis Ilort. — Cereus incurvispinus II. Darmst. 



— Olto el Diclr. Allgem. Gartcnzlng. 1835. p. 244. — In Chili ad Mcndozam. 



Sectio II. MICRACANTHAE. 



5. E. DECAISNIANA Wlprs. — Subglobosa cinerasccnli-virens, qualuordecles com- 

 prcsso-angulata umbilicata : angulis subacualis repandis, ad areolas parum in— 

 flalis, sinubus acutis; arcolis minimis rotundatis immcrsis, tomento arcolarum 

 diuturno; aculeis minutissimis rcctis uniforinib. vix pcrspicuis, aliis fuscescentib., 

 aliis nigricanlib. subulalis. — Echinonyctanthus Decaisnianus Lem. 1. c. 84. f — 

 Crescit ? 



6. E. TURBINATA Pfeiff. cl Otlo, Abbildg. bliihcnd. Cact. t. 4. in adnol. — Obovata 

 v. clavala pcrviridis: verticc subconvexo; sinubus aculis; costis 15 — 18, irregula- 

 riter turbinatis compressis undulato-crcnatis; areolis approximatis albis lanugi- 

 nosis; aculcis centralib. 6 brcvissimis nigris, cxleriorib. 10-12 longiorib. albis 

 setaceis. — Cereus (Echinonyclanlhus Lcm. I. c. 84.) lurhinatus Pfeiff. in Otlo ct 

 Dietr. Allgcm. Garlcnztng. 1835. p. 59. — Pfciff. Enum. diagnost. Cact. 72. no. (5. 

 cum synon. — Crcscit ? 



7. *E. PICTA Wlprs. — Echinonyclanthus pictus Lem. I. c. — Spccies indcscripta. 



8. E. (ECIIINOCACTUS Turp. Obs. 58. t. 2. - Bot. Reg. 1. 1707. - Bot. Hlag. t. 3411. 



— CEREUS Otto, in PfeiH'. Enum. Cacl. diagnost. 72. no. 5. — ECHINONYCTAN- 

 THUS Lem. 1. c.) EYRIESII Pfeifl'. el Olto I. c. — Globosa v. depresso-globosa 

 pallide virens: vertice imprcsso; sinubus latis; costis 12-18 vcrlicalib. subacuatis 

 undulatis; areolis remotis flavido-, serius griseo-lomcntosis; aculeis brevissimis 

 brunneis pungenlib. rectis, cxteriorib. 11, centralib. 4. — In Bonaria. 



9. E. (ECHINONYCTANTHUS Lcm. I. c. - CEREUS Pfeiff. in Otto et Dietr. Allgem. 

 Gartenzlng. 1835. p. 314.) SCHELHASII Pfeifl'. ct Olto I. c. — Pfeiff. Enum. diagn. 

 Cact. 73. no. 7. — Globosa viridis, basi vix attcnuata: vertice paullulum impres— 

 so; coslis 13-18 verlicalib. aculissiniis, irrcgulariter luberosis, sinubus profundis 

 (parte superiore acutis, inferiore) repandis; areolis rcmotis latis, saepe inermib. 

 aul paucis aculeis instructis, alias copiose spiniferis; aculeis brevissimis nigris 

 rigidissimis, acute pungentib., e tomento griseo brevi, cxleriorib. 11-13, cenlralib. 

 5-7 brevioribus. — Echinocactus Boulillieri Parm. — Crescit ? 



10. E. OXYGONA Pfciff. et Otlo 1. c. — Obclavata v. subglobosa 15-anguIaris 

 glaucesccns, tandem c basi prolifera; sinubus repandis; costis verticalib. c.ompres- 



