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- 

 niammillaris. 



Subsect. 2. Cylindricothe^*. — 

 Treats soft, long, and cylindrical, of 

 humble growth (Caespitosae). 



15 WAdddna. Sin. high, and 4^ in. 



in diameter. — Syn. M. glo- 

 chidiata aurea, 



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



in diameter. 



17 glochidiata. Sin. high, and 8^ in. 



in diameter. — Syn. M. ancis- 

 trdides; M. cuneiformis; and 

 M. crinita. 



18 g. var. rosea. 2iin. high, and 



4i in. in diameter. 



19 pusilla. 4-iin. high, and 8iin. 



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«Ha. 1 in. high, and 2 in. 



in diameter. 



Subsect. 3. RuBici'piTEs. — Reddish 

 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. — Ycl- 

 lotvisJi tops. 



25 riitila. 2i in. high, and 2^ in. in 



diameter. — Syn. M. Eugenia. 



26 tentaculata. 5 in. high, and 4i 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 



2i in. in diameter. — Syn. M. 

 cylindrica. 



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



in diameter. — Syn. M. atrata- 

 aurata hybrida. 



30 var. Audre«^. 7^ in. high, and 



14 in. in diameter; 27 heads, 

 — Syn. M. inuncta. 



31 var. neglecta. S^in. high, and 



3i in. in diameter. 



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



in diameter ; 4 heads. — Syn. 

 M. straminea; Cactus flaves- 

 cens. 



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



in diameter. 



34 fuscata. 9 in. high, and 6^ 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. 4jin. high, and 



5 in. in diameter. 



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



Subsect. 1. MuLTisPi'NEiE. — Teats 

 faintly angled; sjnnes 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 

 mammil'.ariaeformis. 



40 nivosa. 6 in. high, and S^in. in di- 



ameter. — Syn. M. tortolensis. 



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



diameter. — Syn. Cactus mam- 

 millaris. 



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



and dh in. in diameter. — Syn. 

 M. prolifera ; Cactus prolifera; 

 C. niicrothele. 



Subsect. 2. TETRASPl'NEiE. — 



Sjiines few. 



43 polythele. 7 in. high, and 3^ in. 



in diameter. 



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



in diameter. 



45 quadrispina. 10 in. high, and 



4i in. in diameter. 



46 obconella. 8 in. high, and 44 in. 



in diameter. — Syn. RI. ob- 

 scura; M. dolichocentra. 



Subsect. 3. Polye'drejE. — Teals, 

 most prismatic, all lactescent. 



§ i. Teats large. 



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



diameter. 



