380 
PHARMACEUTICAL BOTANY 
uniflora). Flowers regular, passing to irregular (. Rhododendron ), 
pentamerous or tetramerous; sepals five to four, rarely fewer, apo- 
to synsepalous, usually green, sometimes brightly petaloid; petals 
five more rarely four, slightly to deeply synpetalous, cup-shaped 
(Kalmia ) to urceolate (. Arctostaphylos, Andromeda, etc.), yellow to 
white or through yellow pink to scarlet to crimson to crimson- 
purple; stamens ten to eight in two circles of five to four each, be¬ 
coming by absorption of inner circle, five to four only, hypogynous, 
epipetalous or epigynous; anthers two-celled, dehiscing by apical 
pores (. Arctostaphylos ) or apical slits; pollen sometimes agglutinated 
into long viscous threads; pistil five- to four-, rarely six- to eight car- 
peled, superior, rarely semi-inferior to inferior (Vaccinece); ovarv as 
many celled as there are carpels; style elongated, filiform, usually 
five- to four lobed. Fruit a capsule ( Trailing Arbutus), berry [Var- 
cinium) or false drupe {Gaultheria). Seeds small, anatropou« 
Official drug 
Part used 
Botanical origin 
Habitat 
United States, 
Chimaphila N.F. 
Leaves 
Chimaphila 
umbellata 
Canada, North¬ 
ern Europe and 
Asia 
Northern United 
Uva Ursi 
Leaves 
Arctostaphylos Uva 
States and 
Ursi 
Canada, Europe 
and Asia 
Methylis Salicylas 
Volatile oil 
Gaultheria 
United States and 
procumbens 
Canada 
Unofficial 
Gaultheria 
Leaves 
Gaultheria 
United States and 
procumbens 
Canada 
II. Order Ebenales.— Sapotaceoe or Star Apple Family. —Tropical 
shrubs or trees {Palaquium) characterized by the presence of lati- 
ciferous sacs in the pith and cortex of the stems and adjoining the 
veins of the leaves. Leaves alternate, exstipulate, evergreen and 
coriaceous. Flowers perfect, large and axillary. Fruit a berry 
{Palaquium) rarely a capsule {Ponteria). 
Official drug Part used 
{ Purified coagu¬ 
lated milky 
exudate 
Botanical origin Habitat 
I Various species of I Indo-China and 
Palaquium 1 East Indies 
