— 143 — 



clrslitntus, phyllodiis apice spinigeris, splraliter seriatis, dis- 

 tinctis y. in costas verticales coalitis; flores axillares trunci 

 V. cephalii, perigonio campanulato, glabro, vix squamato, 

 limbo patulo; bacca oblonga, glabra: — Mammillaria, 

 Anlialonium^ Melocactus. 



b. Astrophytece noh.: truncus discoideus, globos. v. 

 elongalus, slrict. v. laxus, simpl. v. ramosus, phyllodiis in 

 costas V. angnlos verticales conferruminalis, axilHs spinigeris, 

 partim v. in ceph;dio lanato floriferis: perigonium campa- 

 nulare v. infundibularc, -»- — squamatum et aculeatum; 

 bacca oviformis, squamosa, setosa v. aculeata: — DiscocactuSy 

 Echinocactus; — Jstrophjtujjt^ JEc/iinopsis, Pilocereus, Cereus. 



c. PhyUocactcce: caulis teres, pseudoparasil., ramis 

 phyllomorphis, passim articulatis, phyllodiis distichis confer- 

 ruminatis, axillis (crenis) ramorum primitus setosis; flores 

 axil!. V. lennin., perigonio tubuloso, remote-squamato, limbo 

 regulari v. obliquo; bacca coslata, Iaevis<, rubra: — Phyl- 

 locactus., Epiphjllum. 



d. OpunticcE noh. frut. passim pseudoparasit, v. ar- 

 bores, axi ligneo terete, ramis teret., angulatis v. alatis et 

 arliculatis; folia O, caduca teretia v. durabilia elliptica, alt. 

 V. oppos., villi et aculei axillar., evanidi v. persistentes; flores 

 axill. V. termin., solitar., v. cymosi, limbo perigonii rotato- 

 bacca leevis v. squam., aculeala et setosa: — hhijjsalis^ Lc- 



pismium^ Hariota; — Opuntia; — Pereshia. 



FAM. 1/|9. S A XI FR AG ACE j3E. 



Hbse frutic. arbores, foliis sparsis v. oppositis, integris v. 

 pinnatiseclis, quibusdam stipulatis. Floj-es plerumque mono- 

 clini, cymoso-heterotaxi: sepala 5-5-10, plus minus inter se 

 te cum ovario connata; petala basi calyci iunata, alterna, qur- 

 busdam iuLequalia v. O; stamina alterna, mono-dicycla v. 

 plura, antheris norraalib., raro poroschizis. Omriwii 2-5-10- 



