214 



THE FLORA. 



Order LXV. CORNACE^. Cornels. 



Trees and shrubs, seldom heris, with sim- 

 ple, mostly opposite leaves; witli 



flowers 4-parted, arranged in cymes ; the 4 



petals valvate in the hud ; and with the 4 



stamens standing on the top of the 2- 

 oelled 



ovary, which is adherent to the calyx- 

 tuhe ; styles united ; 



fruit a 1 or 2-seeded drupe. 



Fig. 495, Low Cornel ; &, the 4-leaved involucre 

 surrounding the head of flowers. 



Analysis of the Genera. 



§ Flowers perfect, 4-parted. Petals 4. Drupe 2-oelled. Uorneil. CoENtrs. 1 



§ Flowers imperfect, S-parted. Petals often 0. Drupe 1-celled. Trees 



with small, green ftowers in side clustora. Fruit plum-like. Tupelo. Ntssa, 



OORNUS. Cornel. Dogwood. 



Trees, shrubs, or perennial herbs. Flowers in cymes. Sepals, petals, 

 and stamens each 4, with a double pistil. 



1 0. Canaden'sis. Zow Cornel. A small herb, with a creeping, woody root-stock 



sending np annually its stems 4:-6' high. Some stems bear only 4 whorled 

 leaves, others bear 6 leaves at top and an umbellate cyme of small white flowers 

 supported by a large, white, 4-leaved involucre. The whole resembles a single 

 white flower. May, June. (Fig. 495. ) 



2 0. flor'ida. Fiowering Dogwood. A small tree, 20-SOf. high, with opposite, ovate, 



pointed, entire leaves. The cyme of small greenish flowers is supported by a 

 very large, white, 4-leaved involucre in May. 

 Six other species, without involucres, grow in the country. 



