516 
THE DICTIONARY OF GARDENING, 
Mammillaria—continued. 
with purple filaments and yellow anthers, Autumn. Stem 
globose-depressed, 6in. to Sin, in diameter, bright, shining green ; 
tubercles smooth, round, 1sin. long, furrowed across the top 
(which at first is filled with wool, but when old is naked), the 
base furnished with a dense tuft of white wool ; spines recurved, 
radiating in groups of eight, springing from the furrows. 
Paraguay. See Fig, 550. here is a very spiny variety (spino- 
sissima) in cultivation. 
Fic. 550. MAMMILLARIA ELEPHANTIDENS. 
M. elongata (elongated).* jl. tawny yellow, borne in the axils 
of the tubercles; petals sin. long. fr. bright coral-red, as large 
as a Date-stone. Stems tufted, the tallest about the size of a 
man's thumb; tubercles short, crowded, hidden under the 
star-like clusters of reddish-yellow spines, all radial. Mexico. 
Suitable for frame or window culture. There are several 
varieties—densa, intertexta, rufescens, rutila, subcrocea, and 
supertexta—diftering in the length and thickness of the stems 
or in the colour of the spines. 
M. erecta (erect).* /. of a beautiful citron-yellow, very large, 
scentless. May and June. Stem lft. to 14ft. high, elongated- 
cylindrical, proliferous at base, of a bright glaucescent-green ; 
tubercles dilated at base, obliquely attenuated and rounded 
at apex, the axils evanescently floccose-woolly ; spines of a 
beautiful clear yellow, regularly disposed in rays. Mexico. 
M. eriacantha (woolly-spined).* . yellow, small. June and 
July. Stem simple, cylindrical, elongated; tubercles crowded, 
acutely conical, four-sided, the axils woolly; radial spines 
twenty to twenty-four, bristly, yellowish, the two central ones 
straight and rigid, pubescent. Mexico. 
M. formosa (beautiful).* fl. red, with lanceolate segments. 
June. Stem simple, somewhat club-shaped; tubercles some- 
what tetragonal, with floccose wool in the axils ; radial spines 
twenty to twenty-two, the six inner ones acicular, stellate, 
thick at base, black at each end. Mexico, 1847. 
M. fulvispina (yellow-spined). A synonym of M. rhodantha. 
M. Goodrichii (Goodrich’s). #. 4in. in diameter, lateral; 
petals yellowish-white, with red midribs. jr. scarlet, clavate. 
Stem 2in. to 3in. high, ovate-globose, almost simple; 
tubercles shortly ovate, woolly and bristly in the axils; 
radial spines eleven to fifteen, jin. long, whitish, the 
central three or four dark fuscous, the lower central one a 
little longer. San Diego, California. ‘The specific name is 
sometimes misspelt Goodridgii. 
M. Grahami (Graham’s).* jl. rose-coloured, lin. long, usually 
produced in a circle round the stem. June and July. fr. an 
oval berry, sin. or more long. Stems globose, scarcely 3in. high, 
when old sometimes branching ; tubercles din. long, egg-shaped, 
corky when old; spines in tufts of about twenty, 4in. long, all 
radiating except the hooked central one. Colorado. Very rare. 
M. Grusoni (Gruson’s). jl. yellow. Stem globose; tubercles 
four-sided, naked in their axils, each bearing fourteen radiate 
spines and two central ones, which are reddish when young but 
em white with age. Mexico, 1889. (R. G. 1889, p. 105, 
M. Heeseana (Heese’s). jl. carmine-red. Plant depressed- 
globose, when young clothed with soft, white wool intermixed 
Mammillaria—continued. 
with weak bristles, naked when old. Mexico, 1896. This plant 
has the longest spines of any Mammillaria yet discovered. 
M. Heyderi (Heyder’s). The correct name of M. applanata, 
M. impexicoma. 
M. Hirschtiana (Hirscht’s). . varying in colour from pink to 
dark red, large and numerous. Stems very spiny. 1897. 
M. impexicoma (unkempt). A synonym of MV. cornifera. 
M. Kilugii (Klug’s). A synonym of M. elegans. 
M. lasiacantha (woolly-spined).* jl. white, with pink stripes, 
small. Stems depressed, spreading, lin. high, forming a dense 
tuft; tubercles small, crowded, hidden by the numerous 
spreading, wool-like, feathered spines, which are all radial. 
Texas, Arizona, &c. Syn. M. Runge. 
M. 1. denudata (denuded). A variety 
spines. 
M. 1. plumosa (feathery). Spines longer and more distinctly 
feathered than in the type. North Mexico. 
M. Lehmanni (of Link and Otto, B. M. 3634). 
is M. macrothele. 
M. longimamma (long-nippled).* jf. citron-yellow, large and 
handscme, the short tube hidden in the tubercles; petals 14in. 
long, narrow, pointed, all directed upwards; stamens short, 
numerous. Early summer. Stem seldom more than 4in. high, 
branching at the base when old; tubercles lin. long, 4in. in 
diameter, terete, slightly curved, narrowed to the apex, each 
crowned with a tuft of about a dozen spines. Mexico. See 
Fig. 551. 
with unfeathered 
The correct name 
Fig, 551, MAMMILLARIA LONGIMAMMA. 
M. macromeris (large-parted). fl. about 3in. long and wide, 
arising from the centre of the stem; petals carmine, almost 
yurple just before fading, regular and spreading as in the Oxeye 
ater: August. Stem about 4in. high, naked at base, woody 
and wrinkled when old; tubercles as in M. longimamma, but 
with curving, radial spines, like needles, often 2in. long, 
white or rose-tinted when young, almost black when old. 
Mexico. Owing to the woody nature of the rootstock, and the 
long, tap-like habit of the stouter roots, this should be planted 
in pans instead of pots. See Fig. 552. 
M. macrothele dese nplos) The correct name of 
M. Lehmanni (B. M. 3634). 
M. missouriensis (Missouri).* fl. yellow or reddish, about lin. 
long. May. Stem globose, nearly l4in. in diameter, simple or 
nearly so; tubercles ovate-cylindrical, sin. or more in length, 
slightly grooved ; radial spines thirteen to seventeen, straight, 
whitish, setaceous, #in. long, the central one more robust, 
straight and porrect, puberulent, or often wanting. Upper 
Missouri, &c., 1818. Syn. M. Nuttallii. This will probably 
prove hardy. 
M. m. cespitosa -(tufted).* A 
brownish-yellow flowers. 
M. mutabilis (changeable). #. purple. July. Stem depressed- 
globose, umbilicate at apex ; tubercles unequally four-sided, at 
first of a pleasing green, at length orange; axils at first 
naked, afterwards woolly and hairy; spines numerous, very 
changeable in colour, the outer ones erect, the central one 
very long, flexuous, blackish at apex. Mexico. Syns. 
M, autumnalis, M. cirrhifera. 
M. m, longispina (long-spined). This variety is very distinct, 
bearing long, ivory-white twisted spines. 
beautiful variety with 
ee 
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