CAPBIFOLIACEAE 115 



inr. TiBiiR'ivuroi , L. 



[A classical Latin name ; etymology obscure.] 



Calyx 5-toothed. Fruit a 1-celled 1-seeded drupe, with scanty pulp, 

 and a crustaceous more or less flattened nut. Shrubs : leaves sim- 

 ple, petiolate ; flowers usually white, in flat compound mostly ter- 

 minal cymes. 



1. V, iiSHlimi, L. Leaves lance-oblong, thickish, nearly entire, 

 ferruginous-dotted beneath; cymes on naked peduncles; drupes 

 OToid, acute. 



NAKED VIBURNUM. 



Stem 4 to 6 or 8 feet high, slender, branched. Leaves 2 to 3 or 4 inches long, 

 varying to oval and obovate; petioles about half an inch long, and, with the pedun- 

 cles, covered with a ferruginous scaly pubescence. Drupes deep blue when mature, 

 punctate with white scaly dots. 

 Hab. Great Valley, and Valley hills : rare. Fl. May. Fr. Sept. 



Obs. The variety, Cassinoides, of TORREY and GRAY ( V. pyrifolium, 

 Pursh.), with obovate-lanceolate and rather smaller leaves was 

 found in the South-western part of the County, in 1851, by Mr. 

 JOSHUA HOOPES. 



2. V. pniliifolium, L. Leaves broadly oval, thhmish, ser- 

 rulate ; petioles with narrow even margins ; cymes sessile on lateral 

 spurs; drupes compressed, oblong-oval. 



PLUM-LEAVED VIBURNUM. Black Haw. 



Stem 8 to 12 or 15 feet high, much branched. Leaves 1 to 2 inches long, smooth 

 and shining above ; petioles % to half an inch long. Drupes about % an inch 

 long, bluish-black when mature, sweetish and esculent. 

 Hab. Fence-rows, and thickets : frequent. Fl. May. Fr. October. 



3. V. IrfClitJlg'O, L. Leaves lance-ovate, acuminate, sharply ser- 

 rate ; petioles with wavy margins ; cymes sessile, somewhat corym- 

 bose, terminal ; drupes oval, slightly compressed. 



Stem 15 to 20 feet high, branching. Leaves 2 to 4 inches long; petioles half an 

 inch to an inch long, dilated at base. Drupes larger than the preceding, bluish- 

 black, and sweetish, when mature. 

 Hab. Chester Creek; Wynn's meadows: not common. Fl. May. Fr. Octo. 



4. V. dentsktum, L. Leaves orbicular-ovate, coarsely dentate ; 

 petioles not margined; cymes pedunculate; drupes subglobose, 

 mucronate. 



DENTATE VIBURNUM. Arrow-wood. 



Stem 8 to 10 or 12 feet high, branching, the young branches virgate, angular. 

 Leaves 2 to 3 inches in length, and generally as wide as long, often subcordate at 

 base; petioles about % of an inch long, and, with the peduncles, tomentose-pubes- 

 ccnt with branching hairs. Drupes dark blue, when mature. 

 Hab. Low grounds ; along rivulets : frequent. Fl. June. Fr. Septem. 



5. V. acerif ollum, L. Leaves subcordate, 3-lobed, unequally 

 incised-dentate ; drupes oval, compressed, mucronate. 

 MAPLE-LEAVED VIBURNUM. Maple-leaved Arrow-wood. 



Stem 2 or 3 to 5 feet high, slender, somewhat branched. Leaves 3 to 5 inches 

 long, and nearly as wide as long, 3-lobed at apex, the lateral lobes shorter and di- 



