1900 SUPPLEMENT—RECENT INTRODUCTIONS, &u, 519 
Mammillaria—continued. 
tubercles, not in the axils, as is usual; tubercles nut-shaped, 
large, the bases surrounded by white wool, the points bearing 
eight to ten rigid, brown spines, all radiating from a little pad 
of wool. South Mexico, 1836. See Fig. 558. 
M. texana (Texan). A form of M. pusilla. 
M. tuberculosa (tubercled).* 1. pale purple, about five borne 
at the top of the stem, lin. long and wide, Daisy-like. May 
and June. fr. red, oval. Stem 6in. high, 2in. thick, conical, 
surrounded at base with globose branches or offsets; tubercles 
in numerous spiral rows, Sin. long, rather narrow, pointed, with 
a crown of radial spines and three or four central ones. Mexico. 
A yery pretty and distinct plant. Syn. M. strobiliformis (of 
Scheer). 
M. uncinata (hooked). /. purple, with a deeper tint running 
down the centre of the petals, lin. long and wide, erect. May 
and June. Stem globose, about 4in. in diameter; tubercles 
closely pressed against each other at base, four-angled, in. 
long; spines four arranged crosswise and a central yellow one. 
Mexico, 1846. Half-hardy. 
M. vetula (oldish). 1. yellow, jin. long, just peeping above the 
tubercles; stigma white. May and June. Stem 3in. high, iin. 
thick ; tubercles having a radial crown of hair-like yellow spines 
jin. long, and a central red one sin. long. Mexico, 1835. 
M. villifera (hair-bearing). /. pale rose, with a line of purple 
down the middle of each petal, borne near the top of the stem. 
May. Stem like that of M. vetula, but usually proliferous at 
hase; tubercles angular, short, woolly in the axils, and bearing 
four rigid, short, reddish-brown spines at apex. Mexico. 
M. viridis (green). /. pale yellow, erect, lin. long, borne at 
the top of the stem. May and June. Stem 4in. high, Sin. in 
diameter, proliferous at base; tubercles short, four-angled, 
crowded in spiral rows, woolly at base, with five or six radiating 
spines and a central erect one at apex, none of them more than 
fin. long. Mexico, 1850. Half-hardy. 
M. vivipara (stem-sprouting). jl. at the apex of the stem, 
lin. long and broad; petals about thirty, bright purple, 
fimbriated. May and June. fr. pale green, sin. long. Stems 
produced in profusion, sometimes forming a cluster 3ft. in 
diameter ; tubercles small, hidden by the spines; spines radial, 
about twenty to each tubercle, white, hair-like, stiff, about 
4in. long, the central four or six a little longer than the 
others. Louisiana. 
M. v. radiosa (radiate). A synonym of M. radiosa. 
M. Wrightii (Wright’s).* 1. bright purple, lin. long. fr. purple, 
somewhat globose, lin. Jong. Stem globose or depressed- 
globose, 1fin. to 3in. in diameter, simple; tubercles 4in. long, 
with naked axils; radial spines eight to twelve, white (upper 
ones dusky-tipped), pubescent, 4in. to sin. long, the central 
ones usually two, rarely one or three, reddish-black, hooked. 
Mexico, Texas, &c. 
M. Zuccariniana (Zuccarini’s).* 1. bright purple, lin. long 
and wide, borne at the top of the stem, May and June. 
fr. purple, egg-shaped, lin. long. Stem din. high, rounded above, 
narrowed and pegtop-like at base, the top flattened and about 
3in. across; tubercles conical, jin. long, with a tuft of six to 
eight white, hair-like spines, and two central hooked ones. 
Mexico, 1878. A charming little plant. 
MANABEA. A synonym of Zgiphila (which see). 
MANDIROLA. Included under Achimenes (which 
see). 
MANDRAGORA. M&M. officinarwm (Syn. M. officinalis) 
is the correct name of M. vernalis. 
MANETTI. A Rose Stock introduced from Italy by 
the late Mr. Rivers.. It is a very vigorous Stock, and 
therefore not so well suited to the Teas as the Seedling 
Briar (which see). It is largely employed as a Stock for 
dwarf Roses, and is especially suited to soils which are 
hot and grayelly, and on which Briars refuse to flourish. 
MANETTIA. WM. luteo-rubra is the correct name of 
M. bicolor, and M. micans is properly called M. cordifolia. 
MANGOLD FLY. ‘See Beet or Mangold Fly. 
MANIHOT. To the species described on p. 323, 
Vol. IL., the following should be added: 
M. Aipi is a variety of M. palmata. 
M. carthaginensis (Carthagena). (/l., racemes sub-sessile, 
many-flowered, simple or paniculate-branched. July. . 3in. to 
5in. long and nearly as much in breadth, deeply five- to seven- 
arted, membranous, of a fresh green above, rather glaucous 
eneath; segments lanceolate, spathulate, or obovate. Ve- 
nezuela, &c., 1826. Greenhouse or half-hardy tree, of slender 
habit. Syns. Janipha Loejlingii, Jatropha carthaginensis. 
M. diversifolia (variable-leaved). The correct name of Jatropha 
integerrima. 
MANITIA. A synonym of Globba (which see). 
MANLILIA. A synonym of Polyxena (which see). 
MANNA GUM. See Eucalyptus viminalis. 
MAN OF THE EARTH. A popular name for 
Ipomea pandurata. 
MANULEA. Several species formerly included here- 
under are now referred to Chenostoma, Lyperia, and 
Sphenandra. 
MAPA. A synonym of Petiveria (which see). 
MAPANIA (a native name). Syn. Lepironia (in 
part). Including Pandanophyllum. ORD. Cyperacee. 
A genus embracing about thirty-three species of stove, 
perennial, sometimes very tall herbs, dispersed over 
the tropics. Spikelet many-flowered, borne on the stem 
or terminating a leafless scape, solitary or few in a 
sessile head, or rarely numerous and _ corymbosely 
paniculate. Leaves fascicled at the base of the stem or 
on the rhizome, long and rather *broad, or ovate- 
lanceolate, on long petioles. Two species haye been 
introduced. For culture, see Cyperus. 
M. humilis (dwarf). /., spikelet castaneous, solitary, trigonal- 
ovoid, jin. to Zin. long; scape dark purple, leafless, 2in. to Sin, 
long. Jl. trifarious, to 10in. long, ljin. to Ijin. broad, 
three-nerved, narrow-oblong, rounded-cuneate at , with a 
cusp ljin. long at apex; petioles 4in. to Yin. long, channelled, 
complicate-st hing at base. Borneo, 1885. Sys. M. lucida 
(I. H. 1885, t. 557), M. Wendlandi, and Pandanophyllum 
Wendlandi. 
M. lucida (clear). A synonym of M. humilis, 
M. pandanifolia (Pandanus-leaved). 1. long, narrow, stiffish, 
arching, green, 2ft. long, l4in. wide. h. about 4ft. Habitat not 
recorded, 1897. By some botanists it is thought that this 
species belongs elsewhere. 
M. Wendlandi (Wendland’s). A synonym of M. humilis, 
MAPLE BLOTCH (Rhytisma acerinum). See Acer— 
Insects and Diseases. 
MARANHAO NUT. See Bertholletia. 
Fic. 559. MARANTA ARUNDINACEA VARIEGATA. 
MARANTA. To the species and varieties described 
on pp. 326-7, Vol. IL, the following should be added. 
Several plants formerly included under Maranta are now 
referred to Calathea, Myrosma, and Stromanthe. 
