( 3984 ) 



Mammillaria turbinata. Top-shaped 

 Mammillaria. 



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Class and Order. 



ICOSANDRIA MONOGYNIA. 



( Nat. Ord. — Cacte^e. ) 



Generic Character. 



Calycis tubus ovario adhaerens ; lobi 5—6 colorati fruc- 

 tum juniorem coronantes. Petala 5—25 a calyce vix dis- 

 tincta, eo longiora et cum sepalis in tubum concreta. 

 Stamina filiformia pluriserialia. Stylus filiformis. Stigma 

 3 — 7-fidum radiatum. Bacca laevis oblonga. Semina nidu- 

 lantia. Cotyledones minutas acuminata?. — Suffrutices car- 

 nosi subrotundi aut cylindracei lactescentes aut succo limpido 

 repleti, aphylli, tuberculis subconicis mammceformibus spira- 

 liter dispositis, apice spinulas radiantes et tomentum demum 

 deciduum gerentibus obtecti. Flores inter basin mammilla- 

 rum sessiles, sepius in zonam transversam dispositi. Bacca 

 obovata edulis } calyce mar cescente, demum deciduo,coronata. 



Specific Name and Character. 



Mammillaria turbinata; glauca, subrotunda vertice de- 

 pressa basi contracta, mammillis obtusis conicis tetra- 

 gonis apice umbilicatis, snpremis spinis 3 — * erectis 

 acicularibus mammilla quadruplo longioribus, rehquis 

 nudis. 



Mammillaria turbinata. Hortul. 



One of the most distinct of all the species of this numer- 

 ous Genus, and not likely to be confounded with any other. 

 It is, too, of rare occurrence in collections, and only known 

 to us from having been received from the stoves ot Messrs. 

 ° Lee 



