314. 



Catalogue of the Cacti 



14 discolor, 7 in. high, and 10 in. 



in diameter ; 50 heads. — Syn. 

 M. pulchella; M. canescens; 

 Cactus depressa; C. pseudo- 

 mammillaris. 



Subsect. 2. CYLINDRICOTHE'LiE. — 

 Treats soft, long, and cylindrical, of 

 Jmmble groivth, (Caespitosae). 



15 'WWdidna. Sin. high, and 4iin. 



in diameter. — Syn. M. glo- 

 chidiata aurea. 



16 ancistrata. 2 in. high, and 2 in. 



in diameter. 



17 glochidiata. 5 in. high, and 8i in. 



in diameter. — Syn. M. ancis- 

 troides; M. cuneiformis; and 

 M. crinita. 



18 g. var. rosea. 2^ in. high, and 



4iin. in diameter. 



19 pusilla. 4iin. high, and Si in. 



in diameter. — Syn. M. stel- 

 laris ; Cactus pusilla ; C. stel- 

 lata; and C. stellaris. 



20 vetula. Sin. high, and 5 in. in 



diameter. 



21 Schiede«wa. 1 in. high, and 2 in. 



in diameter. 



Subsect. S. RuBici'piTEs. — ReddisJi 

 tops. 



22 ignota. 4 in. high, and 5 in. in 



diameter. 



23 ruficeps. 5 in. high, and 6 in. in 



diameter. 



24 columnaroides. 12 in. high, and 



3 in. in diameter. — Syn. M. 

 setosa. 



Subsect. 4. Flavici'pites. — Yel- 

 lowish tops. 



25 rutila. 2i in. high, and 2i in. in 



diameter. — Syn. M. Eugenia. 



26 tentaculata. 5 in. high, and 4^ in. 



in diameter. — Syn. M. pul- 

 chra ; M. olivacea. 



27 hystricina. 4 in. high, and 5i in. 



in diameter. 



28 eriacantha. 10 in. high, and 



2iin. in diameter. — Syn. M. 

 cylindrica. 



29 rhodantha. 4 in. high, and Si in. 



in diameter. — Syn. M. atrata- 

 aurata hybrida. 



50 var. AudretE. 7i in. high, and 



14 in. in diameter; 27 heads. 

 — Syn. M. inuncta. 



51 var. neglecta. Si in. high, and 



Si in. in diameter. 



32 flavescens. 9 in. high, and 10 in. 

 in diameter ; 4 heads. — Syn. 

 M. straminea; Cactus flaves- 

 cens. 



S3 auriceps. 6 in. high, and 8 in. 

 in diameter. 



34 fuscata. 9 in. high, and 6i in. in 



diameter. 



35 chrysacantha. 4i in. high, and 



5i in. in diameter. 



36 aurata. 5 in. high, and 6 in. in 



diameter. 



37 a. var. minor. 4iin. high, and 



5 in. in diameter. 



Sect. II. Spi'ne.'e, — Species having spines, but no bristles. 



Subsect. 1. Multispi'ne^. — Teats 

 faintly angled; spines many, 



38 coronaria. 18 in. high, and 4 in. 



in diameter. — Syn. Cactus 

 coronata ; C. cylindrica. 



39 hamata. 11 in. high, and 4 in. in 



diameter. — Syn. Melocactus 

 mammillariseformis. 



40 nivosa. 6 in. high, and Siin. in di- 



ameter. — Syn. M. tortolensis. 



41 simplex. 5 in. high, and 4 in. in 



diameter. — Syn. Cactus mam- 

 millaris. 



42 s. var. parvimamma. 2iin. high, 



and 3iin. in diameter. — Syn. 

 M. prolifera ; Cactus prolifera ; 

 C. microthele. 



Subsect, 2. TETRASPl'NEiE. 



Spines feiv. 



43 polythele. 7 in. high, and Siin. 



in diameter. 



44 columnaris, 7i in. high, and Sin. 



in diameter. 



45 quadrispina. 10 in, high, and 



4i in. in diameter. 



46 obconella. Sin. high, and 4iin. 



in diameter. — Syn. M. ob- 

 sci^ira; M. dolichocentra. 



Subsect. 3. Polye'drEjE. — Teats, 

 most prismatic, all lactescent. 



§ i. Teats large. 



47 polyedra. 4 in. high, and Sin. in 



diameter. 



