280 



XXXVI. MALVACE^. 



AUhcea. 

 Flower cut vertically. 



Plagianthus (Philippodendfon). 

 Andrcecmm and petals. 



AllJiaa. 

 Calyx and pistil. 



Plagianthus. 

 Part of audrcecium with one petal. 



Plagianthus. 

 Flower cut vertically (mag.). 



Althaa officinalis. 



Calyx generally 5 - lohed, 

 valvate. Petals contorted, equal 

 and alternate with the calyx- 

 lohes, hypogynous, hases very often 

 adnate to the staminal tube. 

 Stamens oo , hypogynous ; fila- 

 ments more or less monadelphous, 

 alternate or opposite to the calyx- 

 lohes ; anthers 1-celled, pollen 

 echinulate. Ovabt of many carpels, whorled or agglomerated into a head. Fetjit 

 usually dry, rarely a berry. Seeds reniform, ascending, horizontal or pendulous ; albumen 

 scanty. '• Embeto curved; cotyledons folded on each other. 



Heebb, shetjbs, or teees, -with light and soft wood. Leaves alternate, simple, 

 usually palminerved, entire or palmUobed, hairs usually stellate; stipules 2, lateral, 

 persistent or deciduous. Elcwees 5 , regular, axillary, solitary or agglomerated, 

 sometimes in a raceme, corymb, or panicle. Caltx with an involucel of whorled 

 bracts, rarely naked {Sida, Abutilon), 5-fid or -partite, rarely 3-4-fid, valvate in 

 Eestivation, persistent or rarely deciduous. Petals equal and alternate with the 

 calyx-segments, inserted on the receptacle, claw very often adnate to the staminal 

 tube, limb usually inequilateral, aestivation contorted. Stamens connate in a tube 

 or column enclosing the ovary with its dilated base, sometimes divided at the top 

 into segments alternate or opposite to the calyx-lobes, and separating into numerous 

 antheriferous filaments, sometimes emitting shortly stipitate or sessile anthers from 



