ADDISONIA 
(Plate 76) 
PENTAPTERYGIUM SERPENS 
Red-flowered Whortle-berry 
Native of the eastern Himalayan Region 
Family VACCINIACEAE HUCKLEBERRY Family 
Pentapterygium serpens Klotzsch, Linnaea 24: 47. 1851, 
From a long, lobed, tuberous rootstock, one or two feet long, arise 
the pendulous branching stems which are two to four feet long and 
pubescent with spreading gland-tipped hairs. The evergreen cori- 
a nged in a somewhat two-ranked manner, 
and measure from a half to nearly an inch long; they are deep 
green above, paler beneath, less than one as wide as long, 
elliptic to ovate-lanceolate, nearly sessile, rounded at the base, 
acute at the apex, with the margin serrate above the middle. 
apex where there are five small ovate recurved acute lobes. he 
This plant is a native of the humid forests of Sikkim and Bhotan, 
growing usually at elevations between 3,000 and 8,000 feet, inhabit- 
ing the branches of trees, or more rarely growing on moist rocks. 
It may be successfully grown as a basket plant in a humid hot 
house. The plant from which this illustration was made was 
secured by exchange with the Royal Gardens, Kew, England. 
Pentapterygiwm is a small genus of about six species, all but one 
of them natives of the Himalayan region, the exception being found 
in : 
a GrorcE V. NASH. 
EXPLANATION OF PLaTE. Fig. 1.—Flowering branch. Fig. 2.—Stamens. 
Fig. 3.—Single stamen, side view, X 2. Fig. 4.—Flower, petals and s 
removed, Fig. 5.—Cross-section of ovary, X 4. 
