=Como.= Species? =1.= Mas _Pom. Gen._ =11=:160. 1882. Listed in the reference given. =Comtesse de Médicis Spada.= Species? =1.= Mas _Pom. Gen._ =11=:160. 1882. Listed without a description. =Condé.= Species? =1.= Knoop _Fructologie_ =2=:35. 1771. Mentioned in the reference given. =Conestoga.= _P. avium._ =1.= _Mag. Hort._ =19=:423. 1853. =2.= _Horticulturist_ =17=:381. 1862. Conestoga was introduced by Casper Hiller, Conestoga, Lancaster County, Pennsylvania. Tree a rampant, spreading grower, very productive; fruit very large, obtuse-cordate, slightly compressed and indented at the apex; suture shallow; stem very long, inserted in an open cavity; skin deep red, purplish, somewhat mottled; flesh firm, rather tender, juicy, sugary, brisk; quality good; season early July. =Constance Maisin.= _P. cerasus._ =1.= Thomas _Guide Prat._ 25. 1876. =2.= _Guide Prat._ 17. 1895. This is a Belgian variety, which, according to _Guide Pratique_, 1895, is very similar to Montmorency. =Cook Imperial.= _P. avium._ =1.= _Am. Pom. Soc. Sp. Rpt._ 25. 1904-05. This variety, a seedling of Napoleon, originated with Steven Cook, Benton Harbor, Michigan. It is mentioned as a promising new sort, resembling Black Tartarian in shape, flavor, color, and length of stem but earlier and larger. =Cornelia.= _P. avium._ =1.= Downing _Fr. Trees Am._ 459. 1869. Cornelia originated with Charles Pease, near Cleveland, Ohio. Tree vigorous, upright-spreading, very productive; fruit medium to above in size, compressed, heart-shaped; suture slight; stem long; cavity narrow, deep; skin whitish-yellow, shaded with bright crimson on the sunny side; flesh light yellow, tender, juicy, sweet, rather lively; quality good; stone small; season the last of June. =Corning.= _P. cerasus._ =1.= _Ia. Hort. Soc. Rpt._ 72. 1899. =2.= _Ia. Sta. Bul._ =73=:66 fig. 1903. Corning is a cross between the Wragg and Lutovka and originated with A. F. Collman, Corning, Iowa. Fruit oblate-cordate, above medium in size; suture lacking; stem of medium length, stout, inserted in a medium deep, narrow cavity; skin rather thick, tender, red; flesh firm, breaking; juice slightly colored, briskly subacid; quality good; stone medium large, ovate; ripens in August. =Corone.= _P. avium._ =1.= Parkinson _Par. Ter._ 572. 1629. =2.= Rea _Flora_ 205. 1676. =3.= Hogg _Fruit Man._ 291. 1884. _Englische Schwarze Kronherzkirsche._ =4.= Truchsess-Heim _Kirschensort._ 149-152. 1819. =5.= Mathieu _Nom. Pom._ 347. 1889.