^596 



CLXIV. GESNEEACEiE. 



Pentaraphia. 

 Ovary cut Tertically (mag.). 



Pentaraphia. 



Seed cut vertically 



(mag.). 



Achimenes longiJUyra, 

 Flower. 



Qo'RoiA^K -perigynous or hypogynous, monopetalous, 

 anisostemonous, irregular, 5-lohed, cestivation imbricate. 

 Stamens usually 4, dddynamous, inserted on the corolla. 

 OvAKT inferior or semi-inferior or free, 1-celled, pla- 

 centation parietal ; ovXJh^S anatropous. Embrto aZfewmmows or woi. 



Usually herbaceous, rarely sub-woody or woody. Leaves usually opposite or 

 wborled, simple, exstipulate. Elowees 5 , irregular, in a raceme or spike or cyme, 

 sometimes fascicled ; pedMncles often 1- or 2-flowered. Calyx persistent, 5-partite, 

 lobes unequal. Corolla inserted on tbe receptacle, or on a fleshy disk between the 

 ovary and the receptacular cup, monopetalous, tubular, infundibuliform or campanu- 

 late, more or less oblique, usually gibbous at the base ; limi lengthened in front, 

 5-fid, 2-lipped, upper lip 2-lobed, lower 3-lobed, aestivation imbricate. Stamens 

 inserted on the corolla-tube, usually didynamous, the fifth (posterior) being arrested 

 or absent, sometimes reduced to 2 by arrest of the 2 anterior or 2 lateral ones ; 

 anthers very often cohering, 2-celled (or 1-celled either by confluence of the cells or 

 by the arrest of one), terminal, or lateral by the bifurcation of the connective, dehis- 

 cence longitudinal. Ovary 1-celled, free or semi-inferior, rarely inferior, girt or 

 crowned with an annular or interrupted or unilateral disk ; placentas parietal, 2, 



