WHITE 



Steinbrech stonebreak the Germans appropriately entitle this 

 little plant, which bursts into bloom from the minute clefts in 

 the rocks and which has been supposed to cause their disintegra- 

 tion by its growth. The generic and common names are from 

 saxum a rock, andfrangere to break. 



FOAM-FLOWER. FALSE MITRE-WORT. 



Tiarella cordifolia. Saxifrage Family. 



Stem. Five to twelve inches high ; leafless, or rarely with one or two 

 leaves. Leaves. From the rootstock or runners ; heart-shaped ; sharply 

 lobed. Flowers. White; in a full raceme. Calyx. Bell-shaped; five- 

 parted. Corolla. Of five petals on claws. Stamens. Ten ; long and slen- 

 der. Pistil. One, with two styles. 



Over the hills and in the rocky woods of April and May the 

 graceful white racemes of the foam-flower arrest our attention. 

 This is a near relative of the Mitella or true mitre-wort. Its 

 generic name is a diminutive from the Greek for turban, and is 

 said to refer to the shape of the pistil. 



MITRE-WORT. BISHOP'S CAP. 



[PI. VIII 

 Mitella diphylla. Saxifrage Family. 



Stem. Six to twelve inches high ; hairy ; bearing two opposite leaves. 

 Leaves. Heart-shaped ; lobed and toothed ; those of the stem opposite and 

 nearly sessile. Flowers. White ; small; in a slender raceme. Calyx. 

 Short ; five-cleft. Corolla. Of five slender petals which are deeply incised, 

 Stamens. Ten ; short. Pistil. One, with two styles. 



The mitre-wort resembles the foam-flower in foliage, but 

 bears its delicate, crystal-like flowers in a more slender raceme. 

 It also is found in the rich, woods, blossoming somewhat later. 



LARGER WHITE TRILLIUM. 



Trillium grandiflorum. Lily Family. 



Stem. Stout ; from a tuber-like root stock. Leaves. Ovate ; three in a 

 whorl, a short distance below the flower. Flower. Single ; terminal ; large; 

 white, turning pink or marked with green. Calyx. Of three green, spread- 

 ing sepals. Corolla. Of three long pointed petals. Stamens. Six. Pis- 



18 



