976 



?la:\i.millakia 



IMAMMILLARIA 



\'ar. Texana, Eu^^'plm. Ijari^er than tlie last: spines 

 in li series ; outer capillary, crispi-d, 30-50; iuteri(.)r 

 10-12, a little more rii^nd. pubeseieut, white; centrals 

 5-8, lontcer, stouter, puln-seeiit. yellon' at tip. Tex. and 

 adjacent Mex. C'a<:'t. 



41. Bocasana, Pos, Depressed-globose, or a little 

 lengthened, at len^'th densely cespitose: axillary 

 bristles as long or longer than the tubercles; radial 

 spines 25-30, white, stiff at the base, ending in a fiex- 

 11 >us thread; centrals 2-3, slender, porrcct, short, all 

 yi-llow with brown tips, the hooked oul^ tn'nwn nearly to 

 the Ijuse, pubescent. I\Iex. 



42. Wildii, Dietr. (.If. Wlldlcnia, Otto). Cespitose, 

 forming hemispherical clumps: radial spines 8-10, very 

 slender, white, spreading; centrals usually 3-4, a little 

 stouter and longer, honey-yellow, brown at l>ase, pul>es- 

 cent, 1-hooked. Mex. 



43. tetrancistra, En'j:ehn.{ M. phe J I os-perw a ,Enjxe}va.) . 

 Ovati.^ or ovate-cylindrical, rather large, simple or 

 si)ariQg]y branched from the base; young axils spar- 

 ingly setose: radial spines 30-60, in two series; exte- 

 rior bristle-like, white ; interior stouter and longer, 

 dusky-tipped or purplish; centrals 1—4, longer, brown 

 or blackish, sometimes all hooked, the upperones some- 

 times straight : seed partly immersed in a brown 

 cm-ky cup. S. Calif, to Utah. Cact. 



44. didica, Brandg. {Jif. Goodrichii, of California). 

 Simple or cespitose from the l:)ase, ovate to cylindrical, 

 -3-8 in. high: tubercles somewhat angular and leathery: 

 radial spines 11-22, white, with brown or purple tips; 

 centrals 1-4, longer and darker, the upper turned up 

 among the radials, the lower porrect and strongly 

 hooked: fls. often unisexual, yellowish white with rosy 

 streak, Calif, and Lower Calif. 



Var. insularis, Brandg. {^f. Pdhneri , Coult., not of 

 Jac). yteras densely cespitose. shorter: axils densely 

 ^voolly: spines much whiter, usually ail straight. San 

 Benito Island. 



45. armillita, Brandg. Taller, often 1 ft. in height, 

 branching at base and abing the stem : tubercles 

 crowded; radial spines \)-\'i; centrals 1-4, nearly twice 

 as long; fls. small, yellowish, scarcely spreading. Lower 

 Calif. — The plant is marked by darker circular bands. 



40. Wrightii, Engelm. Globose or depressed, top- 



s'laped beiow: radial spines 8-12, white, pubescent; cen- 

 trals 1-3. reddish bla.f^-k, scarcely longer than radials, all 

 Iiooked; tls. about 1 in. long, purple. New Mexico. 



47. Goddrichii, Scheer. Erect, cylindrical, branching 

 at liase; axils naked : radial spines about 12, white; cen- 

 trals 4, white I>elow, brown above, the 3 upper erect- 

 spreailing, the lower longer. Cedros Island and Lower 

 California. 



48. Gr&.haini, Engelm. Globose or ovate, somewhat 

 cespitose: radial spines 15-30, white, often dusky at tip, 

 the upper ones shorter ; centrals usually 4, usually 

 blackish from a paler base, the 3 upper turned up among 

 tlie radials, and, when pale, hardly to be distinguished 

 from them; lower porrect: tls. rose-colored, 1 in. in 

 expansion: fr. nearly 1 in. long. From Texas to S. Cali- 

 f(U"nia and adjacent Mexico. 



49. venusta, Brandg. Globose or hemispherical, small, 

 often cespitose: tubercles very thick and blunt, concave 

 at the end, usually extremely glaucous : radial spines 

 f)-15, stout, from pure white to white below and brown- 

 ish, above; central commonly 1, sometimes 2 or 3, the 

 lower little longer and darker than the radials : fls. rose- 

 color, \% in. in expansion ; fr. scarcely juicy, nearly 

 1 in. long, circumscissile near the base. So. Lower 

 California. 



50. Mainae, Brandg. Henjispherical to ovate, usually 

 simpir : tubercles somewliat incurved, glaucous, the 

 lower part, and the axils often bright rose-red : radial 

 spines 10-15, yellowish becoming gray, the upper 

 shortrr; f.entrals 1-3, the u[>pyr shorter and smaller, 

 turnnd upward, one of tliem sometimes hooked, lower 

 <■ 'utral stout, strongly hooked, somewhat twisted, yel- 

 1 >wish below, black at tip: fls. flesh-color: fr. shorter 

 t'lan the tubercles. Vicinity of Nogales, Arizona. — Sent 

 out us M. Ouleotdi. 



51. Carretti, Sebum. Simple, depressed-globose, rather 

 small : radial sjiines spreading-recurved and interwoven, 

 rather long, yellowish ; central 1. slender, chestnut- 

 brown, paler beloAv ; fl. whitish, with rosy streak in 

 petals; sepals long-acuminate. Mex. — The only speci- 

 men seen has bristles in the axils. 



52. erlacAntha, Link and Otto. Cylindrical, elongated, 

 % ft. and more in height ("reaching 20 inches") by 2-2^ 

 in. in diam. ; tubercles crowded, acutely conical: spines 

 all pubescent; radials 20-24, pale yellow, bristle-like; 

 centrals 2, stronger, nearly twice as long as the radials, 

 golden yellow, one directed, the other downwards: fls. 

 yellow, small: fr. yellow. Mex. 



53. spliacel&.ta. Stems cespitose, cylindrical, 6 in. or 

 more hmg, 1 in. in diam. : tubercles short, conical from 

 a broader, rhombic base; spines ivory white with black- 

 ish tips ; radials 12-18, horizontal-spreading ; centrals 

 3-4, upright : fls. small, the petals acute. Mex. — The 

 proper position of this and of the preceding species is 

 still quite uncertain. 



54. spinosissima, Lem. Stems cylindrical, reaching 

 1 ft. in height and 2M in. in diam.: tubercles short, 

 ovate-conic, somewhat tetragonal: radial spines 20-25, 

 setiform, white, spreading; centrals 12-15, brownish red, 

 stronger and twice the length of the radials. Mes. 



Var. sanguinea, Hge. Stem somewhat clavate, rather 

 shorter and stouter: radial spines 18-20, spreading, 

 white ; centrals 8, only a little longer, but thicker and 

 I)ulV)ous at base, white with brownish base and dark 

 brown tip, the young ones dark blood-red. Mex. 



55. rhoddntha, Link and Otto {31. OiUi^ridiia, Lem. 

 3f. fulvhp\}ia , Haw.). Stem long-cylindric or clavate, 

 reaching more than 1 ft. in height, usually 2-parted : 

 axils bristly: radial spines 16-20, white, bristle-like, 

 horizontal-spreading; centrals 4-G, rigid, white or yel- 

 lowish, the upper black at tip. Mex. 



Var. p5n:amid&.lis, Schum. Central spines dark brown, 

 the young ones ruby red. 



Var. Ptelfferi, Schum. {M. aureiceps, Lem.). Radial 

 s])iues 25 or more, yellow; centrals 6-7, recurved spread- 

 ing, golden brown. 



Var. crassispina, Schum. Radial spines 24-27, whit- 

 ish : centrals 6-7, larger and stouter, more curved, 

 darker. 



Var. fuscita, Schum. Axils naked; tubercles 4-angu- 

 lar at base: radial spines 25-28, radiant, bright yellow- 

 ish l>rown: centrals 6, stout, strongly curved, the upper 

 very long. 



56. dolichoc6ntra, Lem. (3/. /efracrtH7?i(7, Hook.). Sub- 

 globose (but said to reach a yard in height) ; tubercles 

 somewhat 4-angled ; areolte elliptic or rhombic: radial 

 spines none; centrals 4, slender, rigid, the upper curved 

 upward, 1-lK in. long, the three lower half as long, all 

 grayish brown. Mex. 



Var. Gale6ttii, Forst. Radial bristles 8-14, very short, 

 soon falling; centrals 4, seldom 1 or 2 more, spreading, 

 vellowish, with points, the upper and lower longest, 

 Mex. 



57. discolor, Haw. Globose or ovate, glaucous: outer 

 spines 10-20, white, radiant; interior 6, rigid, recurved, 

 white below, black above, upper and lowermost very 

 long. Mex. 



58. Lesauni^ri, Schum. Hemispherical or very short- 

 cylindrical (habit of M. ffei/deri ) : spines brownish, 

 slujrt; radials 11-13; central upright, stronger. 



59. Haage&iia, Pfr. Cnspitose: heads small, at length 

 cylindrical, slender; tubercles small, crowded ; axils 

 woolly; radial spines about 20, pure white, only about 

 IK lines long; centrals 2, black, slender, elongated, 

 upper 3, lower 4 lines long. Mex. 



00. 61egaiis, DC. {^f. 'tranthophyiimrt, Lehra. M. Po- 

 fos'nia, Hort. J/. Kliiijii. Ehrh.). Sim]de, then prolif- 

 erous and densely cespitose. depressed-globose, later 

 lengthened ; tubercles crowded, very small : radial 

 spines more than 20, bristle-like, about 3 lines long, 

 pure white, interwoven and covering the whole plant; 

 (MMitral si)ines 2 (1-3), with brown tips, the one directed 

 upward, the other downward, about twice as long as 

 radials, in the axils abundant long white wool. Mex. 



