824 AMARYLLIDEAK brown. (Agave.) 



tcriores fere planae, basi tifrinquc globosac. Filamenta perigo- 

 nio duplo longiora, eompressa, subulata, adsccndcntia. Anlherae 

 oblongac, (ctragonac. Ovarinm oblongnm, obsolete triqnetmm, 

 glabrum, pallide vircns, perigonio longius. Columna slylina ob- 

 soletc trigona, crccla, staminibns brcvior. Stigma obsoletc tri- 

 gonum, plcrumqne cochlcarirormc, pnbcsccns, albidum. Capsnla 

 oblonga, obsolctc triquetra, glabra. Semina fcre trianguiaria, 

 compressa, atra, Incida. Ex Zucc. Bcrtoloni (Viritl. Bonon. vcget. 

 18*24. p. 3.) ct Sclinlt. (Syst. 7. 727.) ad A. viviparam dncunt. 



7. A. POTATOKUM Zncc. in N. Act. Acad. CaroL Leov. 16. 

 2. 675. S.-Dyck. Ilort. 183-4. p. 306. Roem. Am. 289. Foliis 

 late oblongis, planis, glaucis, marginc spinoso-denfatis ; dcntium 

 saepe inacqtialium parte inferiore caruosa recla, snperiore cor- 

 nca acnminata rctrorsum uncinata , aeque ac spina tcrminalis 

 longa subulata tcnuis pallidc fuscis. Zncc. — Mexico. 7\. — 

 Acaulis (KarwinsKi), e minoribus congencrum. Folia latc ob- 

 longa, plaua, carnosa, in planta aduKa pedalia vel scsquipedalia, 

 3-5 poll lata, glauca, spinoso-dcntata ; dentes inaequales, alterni 

 sacpe duplo triplove minorcs, omnes basi carnosi (folii paginac 

 incisi), recti, deltoidei, sursum cornei, acuminati, vario modo 

 uncinati vcl flexuosi, pallide fusci ; spina tcrminalis pollicaris, 

 recta, subulata, acuminata, nitidula, pallide fusca. Scapus fidc 

 Karwinski tcrlio vcl quarto anno provcniens, 5-6-pcdalis, crec- 

 tus, ramosus. Florcs .... Zucc. A. pulcbra Hort. Monac. in 

 S.-Dyck. Cat. 8. forle cst variclas scminalis hujuscc specici, 

 aculci marginalcs allamcn, ct praccipuc terminalis multo sunt 

 minores. S.-Djck. 



8. A. ScOLYMUS Karw. in S.-Dyck. Ilort. 1834. p. 307. 

 Roem. Atn. 292. Foliis oblongo-lanceolatis, acuminalo-pungcn- 

 tihus, grosse et remotc spinoso-dcntatis, crassis, coriaceo-car- 

 nosis, supra planis, dorso convexiusculis, utrinque laetc viridi- 

 bus ; scapo simplicitcr? ramoso, clato: ramis abbrevialis, remo- 

 tis, apice fasciculato-muhifloris. — Mcxico. 7\. — Folia rosula- 

 ceo-patentia, oblongo-lanccolata, acuminato-pungentia, grosse et 

 remote repando-dcntata, dcntibus spina subuncinata fusca com- 

 prcssa tcrminatis, crassa, coriaceo-carnosa, supra plana, dorso 

 medio convexiuscula, lacvissima, glabra, lacte viridia, concoloria, 

 sub(ilissimc punctulata, 14-15-pollicaria, 3^-3| poll. lata, medio 

 8 lin. crassa ; spina terminalis robusta, suhulata, castanca, pol- 

 licaris. Scapus elatus, simpliciter ? rainosus, glaber; rami rcmoti, 

 abhrcviati, £ - | -pollicarcs, bractca spatbacca lanceolata sesqui- 

 pollicari fulti, apice bractcolosi et fasciculalo-multillori. Florcs 

 (Agavc amcricanac) pedunculati, una cum staminibus exserlis 

 tripollicares ; pedunculi scmipollicares, cum basi ovarii articulati, 

 glabri. Perigonium supcrum, flavidum?, glabrum, 15 lin. lon- 

 gum, persistcns; tubo turbinato; limbo quinquepartito , pafulo; 

 laciniis lanceolatis, apice ohlusiuscuio pubesccnfibus , subac- 

 qualibus, fubo \ brcvioribus. Stamina 6, limbuni supcrantia. 



