258 PENNYP ACKER— ON THE BEACH PLUM 



Leaf Ovate to obovate, alternate 2.0 cms. wide 4.0 cms. long, 



petiole 1.0 cms. long and finely pubescent, acute, finely 

 and sharply serrate with small dark brown glandular tipped 

 teeth, rounded and biglandular at the base with two dark 

 brown stalked glands; pubescent only along the midrib 

 on the upper and on the lower surfaces, blade glabrous; 

 stipules lobed, glandular serrate, and early deciduous. At 

 maturity thick and firm, dark green above, paler below. 



Flower Appearing from May 1 to 15 slightly before or with the 



leaves, 10 to 15 mm. broad on pubescent pedicels 15 mm. 

 in length, usually in 3 or 4 flowered umbels, sepals ovate, 

 rounded at the apex, pinkish along the margins, pubescent; 

 calyx tube campanula te 2 mm. deep, glandular on the inner 

 surface, pubescent on the outer; petals white turning pink- 

 ish on fading, ovate rounded at the apex, contracted at 

 the base into short claws; stamens 30, from 5 to 10 mm. 

 long, glabrous, turning pinkish on fading, inserted on the 

 calyx tube; style 10 mm. long, glabrous with truncate 

 stigma; carpels simple, ellipsoid, glabrous. 



fruit Ripening September 1 to October 1, or until frost overtakes 



it, of deep purple color, spherical or sUghtly oval 13 x 12 

 mm. and Q x 10 mm. in the late variety, covered with a 

 light waxen bloom, flecked with numerous light colored 

 spots; weight .50 to 1.50 grams, flesh of a watery greenish 

 yellow color, pulp in the late variety tending to cling to 

 the stone and with a very bitter astringent taste, dense 

 layer of tannin beneath the skin; stone oval, reddish in 

 color, 8.5 mm. long and 7.8 x 5.5 mm. thick, weight .15 

 to .25 grams, ridged on the ventral, slightly grooved on 

 the dorsal suture. 



6. Prunus maritima var. rubra magna 

 (Large Red) 



Form A low spreading bush 3 to 6 feet high forming dense thicket 



like patches; branching irregular and erect, with few 

 spinelike lateral branches. Some bushes appear quite 

 stunted in their habit of growth. 



Bark Old stem stout, rough, cracked into thin dark gray plates 



which tend to persist, mostly lichen covered. Young 

 branches smooth, dark purplish brown, numerous light 



