224 



OiiDEK 05.— CORNELS. 



Order LXY. CORNACEJE. Cornels. 



Trees and shrvhs^ seldom herhs^ with sim- 

 ple, mostly opposite haves ; with 



-Rowers -1-parted, arran<^ed in cymes ; the 4 



petals valvate in the bud ; and with the 4 



stamens standing on the top of the 2- 

 celled 



ovarij^ which is adherent to the calyx- 

 tube ; styles united ; 



fruit a 1 or 2-seeded drupe. 



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

 surrounding the head of flowens. 



Analysis of tlie Genera. 



% Flowers perfect, 4-parted. Petals 4. Drupe 2-celled. Corneil. Cor.xrf?. 1 



§ Flowers imperfect, 5-parted. Petals often 0. Drupe 1-eelled. Trees 



with small, green flowers in side clustei-s. Fruit plnm-like. Tupelo. Ntssa. 



CORNUS. Cornel, Dogwood. 



in cymes. Sepals, petals. 



Trees, shrubs, or perennial herbs. Flower; 

 and stamens each 4, with a double pistil. 



§ Cymes with a 4-leaved white involucre. Drupes red Nos. 1, 2 



§ Cymes naked (no involucre). Leaves mostly alternate, oval No. 3 



§ Cymes naked (no involucre). Leaves all opposite. Flowers white (a) 



a Twigs and cymes pubescent. Fruit light blue. Shrubs 5-9f. . . . Nos. 4, 5 



a Twigs und cymes glabrous. Leaves white-downy beneath Nos. 6, 1 



a Twigs and cymes glabrous. Leaves smooth, taper-pointed Nos. 8, 9. 



1 0. Oanaden'sis. Loic Cornel. A low herb in damp woods, with a simple stem bearing 



2 opposite, and 4 or 6 whorled ovate leaves. May., June. 



2 C. flor'ida. Fiowerlr'a Dogwood,. A small tree with opposite ovate leaves. Cymes 



compact, leaves of the involucre obcordate, large, showy. May. 



3 0. alternifo'Iia. Shrub or tree 8-20f., fiat-topped. Drupes blue-pnrple. 



4 O. seric'ea. Leaves ovate-oblong, silky-downy beneath. Sepals lanceolate. Common. 

 C. asperifo'lia. Leaves lance-oval, scabrous above. Sepals minute. W. and S. 

 C. circina'ta. Leaves round-oval, large. Drupes light blue. 6-lOf. June, 

 7 C. stolonif'era. Bed Osier. Shoots red and straight. Leaves broad ovate, acute. 

 Drupes lead-white. Shrub in clump, 6-lOf. E. and W. May. 

 8 C. stricta. Branches erect, brown. Cyme loose. Anthers and fruit blu ish. S. 

 8 C. panicula'ta. Branches gray. Cymes somewhat panicled. Fruit white. June. 



