92 



simple, then branched, with a milky 



juice. Tubercles about 5 lin. long, 



broad at the base, obliquely truncate. 



Areolae oval, of the younger tubercles 



with a brownish wool, of the older 



glabrous. Spines chestnut- brown or 



whitish at the base; radial 8-10, 



about 10 lin. long ; central 1 or 



rarely 2, twice as long, stouter. 



Flowers bright greenish gold, 9-10 lin. 



long. Lower California. (Darmstadt 

 B.G.) 



M a m m i llaria strobiliformis var. 

 durispina. (jf. k. 1907, 87.) G. 



Differs from the variety pubeseens in 

 having fewer central spines, which are 

 hard. Mexico. (F. de Laet, Contich, 

 Belgium.) 



Mammillaria strobiliformis var. 

 pubescens. (Jif. k. 1907, 87.) G. 



Radial spines 30 or more, hair-like, 

 spreading, interlacing, snow-white ; 

 central 5-10, subulate, scarcely sepa- 

 rated from the radial, forming an 

 apparent crest at the summit of the 

 stem, soft, coloured like the radial, 

 but fox-red at the tips when youn»\ 



Mexico. (F. de Laet, Contich, Bel- 

 gium.) 



var. 



Mammillaria strobiliformis vai 



rilfispina. (M. X 1907, 87.) G. Stem 

 pale green, not gray. Tubercles more 

 lax ; furrows glabrous. Radial spines 

 15-20 ; central up to 5 ; all grayish, 

 more or less fox-red at the tips! 

 Flowers brownish. Mexico. (F. de 

 Laet, Contich, Belgium.) 



'Mesembryanthemum canum 



(N. B. iv. 248.) Ficoideae. G. Stem 

 creeping, dichotomously divided, giv- 

 ing the plant a tufted appearance 

 Leaves 2-4, opposite, connate at the 

 base, spreading and slightly recurved 

 nearly ovate, shortly acuminate or 

 obtuse, narrowed towards the base 

 1-H in- long, 5-7£ lin. broad Flower 

 solitary, with a short club-shaped 

 stalk. Petals yellow, linear, obtuse, 

 in 2 or 3 series. South Africa. (L^ 

 Mortola.) [First introduced in 1795.1 



Mesembryanthemum ramulosum 



.(Jr.X190r 9 llO) G. A small tufted 

 plant. Leaves connate in pair* 3- 

 angled obtuse gray-green, | in. long. 

 Peduncle lf-2 m. long, with 2 leaf- 

 like bracts at the base. Flowers about 

 1 m. across. Calyx with 5 equal lobes. 

 Petals in several series, acute, deep 

 yellow. Filaments short. Styles <j 

 South Africa. (Cambridge B. G ) 



Microstylis philippinensis. (OrchM. 



16.) Orchidaceae. S. Leaves broadly 

 oblong, bright green, somewhat an- 

 dula te on the margin. Spike 8 in. 

 long or more, many (about 100)- 

 flowered. Flowers yellow or purplish. 

 Sepals elliptic or almost orbicular, 

 about \\ lin. long. Petals broadly 

 oblong, somewhat shorter- than the : 

 sepals. Lip orbicular in outline, 

 deeply cordate at the base, \\ lin. long, 

 1 lin. broad. Philippine Islands. 

 (Erlangen B. G.) 



Miltonia vexillaria Lambeauiana. 



(£. C. 1907, xlii. 117; J. of If 1907, 

 lv. 136.) Orchidaceae. S. Flowers 

 pure white, with lemon-yellow crest. 

 (Jules Hye de Crom, Conpure, Ghent.) 



Narcissus Engleheartii. (Garth 



1907, lxxi. Nov. 30; vii.) Amarylli- 

 daceae. H. A garden hybrid between 

 a variety of N. ineomparabilis and X 

 porticus. (G. H. Engleheart.) 



Nepenthes Pauli. (R. H. 1907, 9.) 



Nepenthaceae. S. A. garden variety 

 or hybrid of unrecorded parentage. 

 (R. Jarry-Desloges, Paris.) 



Nephrolepis exaltata superbissima. 



(£. M. 1907, 814, f. ; J. of H. 1907, lv. 

 532, f. ; G. C. 1907, xlii. 316). Filices. 

 S. A very distinct variety, with 

 cushion-like fronds about 12 in. long 

 and 6 in. broad at the base. The pin- 

 nae curve upwards and over one 

 another, some of them being almost at 

 right angles to the plane of the frond. 

 (F. R. Tierson & Co., Tarrytown, New 

 York.) [Syn. N. superbissima ; Gard. 

 1907, lxxi. 576, f.J 



Nephrolepis exaltata Whitmani. 



((>. C. 1907, xli. 108 ; J. ofIL 1907, liv. 

 238, f . ; R. JL B. 1907, 1 59, f . 38, and t.) 

 S. Intermediate between the varieties 

 elegant issima and to/leaoides. Its fronds 

 are less plumose than in the latter, and 

 the lobes of the pinnules are shorter 

 and less acute. (H. B. May ; H. Low 

 & Co.). [Syn. X Whitmani; G. M. 



1907, 107, f.] 



Nopalea guatemalensis. (JSL M. C. 



1. 330, tt. 41,42.) Cactaceae. G. An 

 arborescent plant 15-22 ft. high, closely 

 resembling an Opuntia ; joints ovate 

 to oblong, 6-8 in. long, blue-green, 

 with numerous very spiny areolae. 

 Spines 5-8, very unequal, the longest 

 | l| in. long. Leaves linear, reflexed, 

 acute. Sepals broadly ovate, thickened. 



Petals reddish (/). scaroely £ in. long, 

 erect. Guatemala. (Washington B.G.) 



