SAXIFRAGE FAMILY 111 
IV. MITELLA L. 
Delicate perennial herbs. Flowers small, pretty, in a simple 
raceme or spike. Calyx 5-cleft, slightly perigynous. Petals 5, 
cut-fringed, inserted on the throat of the calyx tube. Stamens 
5 or 10, not projecting from the calyx tube. Styles 2, very 
short. Ovary and pod 2-beaked, globular, 1-celled. 
1. M. diphylla L. Two-Leavep Brsnor’s Cap, Frince Cup, 
Farry Cup. Stemless, with long-petioled, roundish-cordate root 
leaves, and a scape about 1 ft. high, bearing 2 opposite, nearly ses- 
sile leaves. Flowers many, racemed, white. Woods. 
V. PHILADELPHUS L. 
Shrubs. Leaves simple, opposite, 3-5-ribbed, petioled, with- 
out stipules. Flowers solitary or in cymes, large, white. Calyx 
tube top-shaped, the epigynous limb 4~5-parted, persistent. 
Petals 4-5, rounded or obovate. Stamens 20-40, shorter than 
the petals. Ovary 3-5-celled, many-seeded; styles 3-5, more 
or less united.* 
1. P. grandiflorus Willd. LArGE-FLowEREepD SyrincGa. Shrub, 
6-10 ft. high; branches downy. Leaves ovate or ovate-oblong, 
taper-pointed, sharply serrate, downy, 3-ribbed. Flowers solitary or 
2-8 together, white, 1}-2 in. broad, not fragrant. Calyx lobes ovate, 
taper-pointed, about twice as long as the tube. On low ground S., 
and cultivated.* 
2. P. coronarius L. GarpEN Syrinea. Shrub, 8-10 ft. high. 
Leaves oval or ovate, obtuse at the base, acute at the apex, remotely 
toothed, sinooth above, downy beneath. Flowers in terminal racemes, 
creamy white, 1-1} in. wide, very fragrant. Calyx lobes ovate, acute, 
longer than the tube. Common in cultivation. From southern Europe.* 
VI. DEUTZIA Thunb. 
Shrubs with simple, opposite leaves, without stipules. 
Flowers ali bisexual and alike, racemed or panicled, showy. 
Calyx lobes 5. Petals 5. Stamens 10, 5 long and 5 short; 
filaments flat and 3-pronged, the middle prong bearing an 
anther. Styles 3-5, slender. Pod 3—5-celled. 
1. D. gracilis Sieb. & Zuce. About 2 ft. high, loosely spreading. 
Leaves ovate-lanceolate, sharply serrate, smooth. Flowers white, 
very numerous. Cultivated from Japan, often in greenhouses. 
