208 



THE FLORA. 



inserted on tlie throat of the calyx. Stamens 5 or 10, included. Styles 

 2, very short. Capsule short, 2-beaked, 1-oelled, 2-valved. — y Small, 

 slender herbs, with roundish, lobed, and cordate leaves, mostly from the 

 root. Flowers small, in a slender raceme. N. 



1 M. diphyl'la. Scape 12-20' high, with 2 opposite leaves nearly sessile, and many 



white flowers above with curiously cleft petals. May, Jime. (See Fig. 477.) 



2 M. nu'da. Scape. leafless, tKread-like, 5-7' high, few-flowered. Ma 



Both species send out runners from the base. 



2. TIAEEL'LA. False Mitrewort. Gem-fruit 



Oalyx 5-parted, lobes obtuse- 

 Petals 5, entire, the claws in- 

 serted on the oalyx. Stamens 

 10, exserted. Styles 2. Cap- 

 sule 1 -celled, 2-valved, 1 valve 

 much larger. — 1( Fls. white. 

 IS.'M.. 



T. cordlfo'lia. Scape about 10' 

 high, sometimes bearing a leaf, 

 the flowers white in all their 

 parts, forming a cylindrical ra- 

 ceme. In rocky woods, with 

 the Mitrewort, very common at 

 the North. May, June. 



3. PHILADELTHUS. False 

 Syrlnga. 



Oalyx 4r-6-parted, 'tube ad- 

 herent to the ovary, persistent. 

 Corolla 4^5-petaled. Styles 4, 

 more or less united. Stamens 

 20-40, shorter than the petals. 

 Capsule 4-celled, 4-valved, 

 many-seeded. — Handsome 

 flowering shrubs, with opposite 

 leaves. Petals convolute in 

 the bud. 



Fig. 4S2. "Eadiant" panicle of Oak-leaved Hydrai 

 gea; the larger flowers neutral. 



