MALVACE&. 133 



5, small dentiform. Germen sessile or shortly stipitate ; cells 5 

 oppositipetalous, more rarely 4 or very rarely 2 {Dicarpidium) ; ovules 

 2 in each single cell, ascending ; micropyle extrorse, inferior. Cap- 

 sule loculicidal, sometimes angular pyramidal {Ek melochia) ; car- 

 pels not at all or scarcely parting, usually subglobose ; carpels some- 

 times 2 {Dicarpidium) or oftener 4, 5, easily parted or separating at 

 maturity {Riedleia, Mougeotia) ; seeds ascending, sometimes winged 

 {Visenia); embryo more or less albuminous; cotyledons flat; radicle 

 inferior. — Herbs, shrubs, or undershrubs, rarely trees ; leaves sub- 

 ovate or cordate, entire or serrate ; stipules usually small or ; 

 flowers lateral and spuriously axillary, connate with the branches 

 and elevated on them for a greater or less distance, solitary or cymose, 

 sometimes terminal, widely cymose-panicled {Pliysodium, Visenia) ; 

 bracts andbractlets small or very small {All warm regions of 'the Globe). 

 See p. 76. 



22. Waltheria L. — Flowers nearly of Melochia ; staminodes 0. 

 Germen sessile 1-carpellary, 1-celled; ovules 2 ascendent; micropyle 

 extrorse, inferior; style simple, excentric, stigmatiferous at apex, 

 clavate, or fimbriate; capsule 1-spermous dorsally 2-valved ; seeds 

 ascendent albuminous ; embryo straight {Melochia). — Herbs, under- 

 shrubs, or more rarely trees ; hairs simple and stellate ; leaves serrate ; 

 stipules narrow, flowers in axillary cymes or glomerules ; cymes some- 

 times arranged at the summit of the branches in simple or compound 

 spikes or racemes {All the Tropical regions of the Globe). See p. 77. 



VI. BUETTNEBIEJ3. 



23. Buettneria Lcefl. — Flowers hermaphrodite, receptacle con- 

 vex. Calyx 5 -fid valvate or reduplicate. Petals 5 alternate, clawed 

 at base, afterwards in 2-lobed cucullus, apex inflexed and margin 

 coalescing inwardly with urceolus of stamens, dilated, upper part 

 produced in elongated ligule, entire or 5-fid. Stamens 10, connate 

 in urceolus at base ; sterile 5 alternipetalous, thick or subglandu- 

 lar, apex attenuate or truncate, fertile 5 oppositipetalous, shortly sti- 

 pitate ; anthers articulate at base 2-celled (or more rarely 3) lateral or 

 extrorse, longitudinally rimose. Germen superior sessile ; cells 5 



