STAMENS. 



87 



lace where a petal narrows into its stalk or "claw", a little yellow swelling or 

 lUosity may be seen; this may be regarded as a reduced anther, and now and then 

 i possesses the character of an anther, and contains actual pollen. It is frequently 

 bserved in double flowers that a multiplication of the leaf accompanies the con- 



Fig. 214.— Stamens. 



Empleurum aemdatum. ^ Hyperieum olympicum. s juglans regia. * Soldanella alpina. * Viola odorata. «, ^ Artemisia 

 Absynthium. 8 Havninia (after Baillon). * Abies excelsa. w Euphiyrbia canariensis. ii, 12 Platanus orientalis. 

 1*, 1* Juniperus Sabina. " Halicrmxmemis gibbosa. ifl Halantium Kulpianwn. " Sanguinaria canadensis. I8 Allium 

 sphcerocephalum. i» AcUea spicata. 20 Aconitum Napellus. si Salvia oficinalis. aa Yiscum albyjn. 23 Mirabilis 

 Jalapa. " Tilia ulmifolia. 2! Thymus serpyllum. 26 Acalypha (after Baillon). 27 Bryonia dioica. 28 Ridnus com- 

 munis. 3» Corydalis capnoidea. "> Polygala amara. •! Doryphora (alter Baillon). M Paris quadrifolia. (All Sgurea 

 somewhat enlarged.) 



ersion of stamens into petals. In the place of a single stamen we may find two 

 lamens partially converted into petals, or there may be a greater number of petal- 

 ke leaves, standing one behind another, or, finally, we may have the appearance 

 lown in figs. 213 ^ and 213 * of a double Primula. 



By the action of parasitic Aphides and Insects stamens often assume a leaf- 

 ke appearance, they become green like the carpels described on p. 80. Such 

 [Stances are of value in comparing the various parts of a stamen with th'Ose of the 



