DICOTYLEDONS. 171 



dered by a prominent nerve and revolute, short-petioled ; flo^Yers in 

 numerous axillary, umbel-like clusters, fragrant ; calyx lobe spread- 

 ing, purple ; corolla ovoid with a narrow throat, white or bright 

 pink, ^ in. long ; anthers awned ; capsule ribbed at the sutures. 

 March-May. Common in low, pine barrens. 



V. OXYDENDRUM. 



A small tree ; leaves alternate, petioled, deciduous ; flowers 

 white, in long and slender, one-sided, panicled racemes ; pedi- 

 cels 2-bracted; calyx 5-parted, persistent; corolla ovoid, 

 5-toothed ; stamens 10, about equaling tlie corolla ; ovary 

 5-celled, style thick ; fruit a conical, 5-celled, 5-angled, many- 

 seeded, capsule. 



O. AKUOREUM (L.) DC. SouR-wooD. A Small tree with smooth, 

 dark-colored bark ; leaves oval to oblong, acuminate, serrulate, 

 smooth on both sides, prominently reticulate-veined, sour to the 

 taste ; petioles slender ; panicles terminal, pubescent ; flowers white, 

 I in. long, pedicels curved in fruit ; style persistent. April-»June. 

 In rich, moist woods. 



VI. EPIGJEA. 



Prostrate or trailing shrubs ; stems rusty-pubescent, 6-12 

 in. long ; leaves alternate, coriaceous, evergreen ; flowers in 

 dense, bracted, terminal racemes or clusters ; calyx 5-parted, 

 persistent; corolla salver-shaped, 5-lobed ; stamens 10, about 

 the length of the corolla tube ; ovary 5-lobed, style columnar, 

 stigma 5-lobed ; fruit a globose, hairy, 5-celled, many-seeded 

 capsule. 



E. UKPKNS L. Orouxi) Latrel. Stems creeping, the young 

 twigs ascending; leaves oval or somewhat cordate, entire, reticulate- 

 veined, smooth above, hirsute beneath ; petioles short, hirsute ; 

 racemes shorter than the leaves ; flowers bright ])ink, ^ in. broad, 

 very fragrant. February-March. In dry woods, often covering 

 consid('ral)le areas. 



05. VACCINIACEJE. IUCKLKliKKKV FA.MILY. 



Shrubs or sm;ill trees; leaves altt'rnat(\ simple, exstipu- 

 late ; flowers clustered or solitary, i)erfect; pedicels bracted; 



