■276 



XXXIIl. MARCGEAYIACE^. 



Marcr/ravia. 



Seed, cntii-e and cut vertically 



(inag.). 



Mavcgraria. . 



Soptnm and placenta 



coveted with seeds (mag.)* 





Ifarcgravia umliellata. Umbel oJ: friiite. 



Trees or unarmed SHEtrBS, erect, climbing, or . epiphytal. Leaves alternate, 

 simple, penninerved, entire, glabrous, sliining, jointed to tbe branches, exstipulate. 

 Flowers ? , regular, in umbels, racemes or terminal spikes ; peduncles jointed at the 

 base, usually furnished with bracts, which are sometimes saccate or hooded and 

 petioled ; hradeoles at the base of the calyx, minute and resembling an outer calyx, 

 or 0. Calyx of 2-3-5-6 subequal sepals, distinct or slightly connate at the base, 

 imbricate, coriaceous, usually coloured, deciduous. Petals imbricate, inserted on 

 the receptacle, free or connate at the base, equal and alternate with the sepals ; or 

 more numerous, united into a cap which circumscisses at the base. Stamens 

 inserted either below the ovary, or on the edge of a flat disk girding the base of the 

 ovary, very rarely equal and opposite to the sepals {Buyschia), generally more 

 numerous {Marcgravia); filaments free or connate at the base, sometimes adnate to 

 the base of the petals ; anthers introrse, ovoid, linear or oblong, basifixed, cells 

 opposite, contiguous, opening longitudinally. Ovart sessile, free, sometimes girt at 

 its base by the staminiferous disk, 3-5-many-celled ; stigma sessile or subsessile, 

 radiating; ovules numerous, attached to the fleshy and projecting lobes of the 



