Order II. 
ICOSANDRIA DI-PENTAGYNIA. 
4S9 
7340 Leaves glauc. slender roughisli, Bractes ovate acute almost surrounding the calyx, Branches very slender 
[straight 
7341 Leaves glaucous, Bractes broad ovate, Branchlets clustered. Stem hoary 
7342 Leaves glauc. equilateral 3-corn. very rough, Bractes ovate acute embracing the peduncles upwards 
7343 Leaves 6-12 lines long half erect glauc. with little pellucid rough dots 
7344 Leaves compressed 3-corn. longish bluish-green with rough pellucid dots, Keel usually onetoothed 
7345 Low, Leaves green sparkling in the sun and branches very dense. Flower-stems decumbent 
7346 Lowish, Lvs. glauc. 3-corner. and branches very close, Fl.-stems ascending or erect. Styles obovate twice 
7347 Leaves green sparkling in the sun and branches close, Flower-stems erect [as short as stamens 
7348 Lvs. close compressed 3-cornered very green, Fed. longer than bract, Flowers spreading flat in the sun 
7349 Leaves compressed 3-cornered glaucous. Branches stout, Pedunc. clavate. Corolla incurved 
7350 Leaves cylindrical 3-cornered, Petals orange. Styles dark purple 
7351 Leaves cymbiform pale-green with large dots, Branches few 2-edged hoary 
7352 Lvs. very glauc. 3-corn. compressed. Sepals obi. ovate. Pet. deep orange imbricated. Styles purple outside 
7353 Lvs. acutely 3-corn. much compressed glauc. roughish. Sepals ovate cordate, Pet. sulphur, Styles yellow 
7354 Leaves 3-cornered obtuse expanded glaucous with large spots. Stem much branched woody stiff erect 
7355 Leaves 3-cornered spreading cymbiform glaucous. Stems branched. Branches filiform nearly erect close 
7356 Lvs. distinct 3-corn. ovate granular 3 lines long. Flowers yellow opening in the evening. Stems expanded 
7357 Leaves spreading turgid 3-cornered hoary bluntly dotted at edge. Branches clustered 2-edged decumbent 
§ 7. Slender, Leaves distinct, dotted, rounded, without warts. Flowers opening in the morning, red, orange, or 
yellow. 
7358 Lvs. rounded 3-corn. somewhat compressed obt. glauc. Pedunc. smooth at base. Sepals obt. nearly equal 
7359 Leaves 3-cornered acute green, Pedunc. and cal. unequal rough. Petals yellow inside 
7360 Leaves about 3-cornered very green, Pedunc. in fruit clavate, Sepals very unequal. Branches loose 
7361 Leaves half round subcompressed subulate green smooth longer than joints. Stems erect or procumbent 
7362 Lvs. 3-corn. compressed glauc. rough. Sepals unequal. Petals changing from yellow to pink. Stems effuse 
7363 Branches and lvs. cylindrical subul. spiniform erect recurved at end, Pedunc. and keels of bractes rough 
7364 Lvs. distant expanded at base incurv. half round subul. Branch, firm suberect roughish angul. compressed 
7365 Lvs. 3-cornered subulate incurved below hooked at end. Branches filiform compressed wavy decumbent 
7366 Leaves clustered half cylindrical acuminate much recurved at end. Branches erect very close 
7367 Tufted, Leaves clustered half cylindrical acuminate with filiform very weak creeping stems 
7368 Leaves rounded 3-cornered dotted distinct. Spines branched 
7369 Leaves long rounded 3-cornered subulate incurved glaucous edged at base 
7370 Leaves rounded incurved smooth thickest in middle glaucous. Stem straight branched 
7371 Flowers terminal 3, Two sepals deeply divided 
7372 Leaves subulate rounded 3-cornered acute somewhat incurved very glaucous. Bark chestnut-colored 
7373 Leaves clustered cylindrical obtuse arcuate glaucous smooth 
7374 Leaves connate at base very close and glaucous 3-cornered cylindrical soapy. Flowers afternoon 
7375 Leaves clustered 3-cornered half cylindrical mealy obtuse shorter than joint soapy. Sepals very unequal 
\ 8. Warted, Leaves and branches almost always more or less warted. Root biennial or annual. 
7376 Leaves large ovate acute wavy frosted with three nerves beneath. Root biennial 
7377 Leaves large altern. ovate much wavy, as are the stems and cal., bespangled with ice drops. Root annual 
7378 Leaves oblong pinnatifid pimpled. Petals minute yellow 
7379 Leaves flat spatulaie and stems pimpled. Branches divaricating, Fl. sessile 
7380 Leaves amplexicaul. spatulate keeled. Pimples conical rough. Petals very minute 
7381 Leaves opp. and altern. ovate spatulate wavy pimpled. Branches and calyxes angular, Fl. afternoon 
7382 Leaves altern. lanceolate bluntish pimpled. Calyxes stalked crystalline 
7383 Leaves stalked cordate ovate. Stems procumbent spreading, Cal. 4-cleft 2-horned 
7384 Leaves broad lanceolate fiattish smooth ciliated distinct. Stem peduncle and ovaries hairy 
7385 Leaves opp. lane, acute subciliate, Pedunc. solitary subterminal very long hairy. Sepals lanceolate 
7386 Lvs. lin.-lanc. ciliated. Stems branched effuse, Pedunc. bractes and cal. shorter than flower woolly villous 
7387 Leaves lin.-lanc. scarcely spatulate and calyx ciliated. Sepals linear thick or turgid, Pedunc. scabrous 
7388 Leaves spatulate flat smooth, Pedunc. very long, Cal. flat at base angular 
7389 Leaves opp. spatulate blunt rough, Pimples oblong. Sepals oblong blunt contracted in middle 
and Miscellaneous Particulars. 
M. crystallinum is a popular hothouse annual, which does well in the open air in the summer season, 
M, umbellatum forms one of the handsomest shrubs of the genus, standing without support with a stout 
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