484 OLEACEAE 
only partially or not at all developed. Fruit a berry containing 
one or more seeds. 
DIOSPYROS, L. 
A tree of considerable size in southern part of our area, common fur- 
ther south. Bark furrowed, dark; leaves broad egg-shaped or oval, 2 to 
5 in. long, about 4 as wide, dark green above, light beneath. Corollas 
with petals united but parted 3 way into 4 lobes or more. Stamens 8 to 
20; styles 2 to 6. In the sterile flowers stamens reach the highest num- 
ber, in the fertile flowers very few or no stamens. Berry pulpy. ‘The 
berry has an extremely astringent taste before ripening, but when ripe 
is sweet and palatable. 
D. virginiana, L. (Fig. 11, pl. 121.) Prrstmmon. Is occasionally 
found in the south eastern part of our area. Blooms May-June. Fruit 
ripe Sept. to Nov. 
Order IV.—GENTIANALES (Contortae, Engler). Order 
of the Gentians 
An order including herbs and trees. Stamens borne on the co- 
tolla, when this is present, as many as the corolla lobes or fewer. 
The corolla is not dry and chaffy, in contrast with that of the 
Plantains. Flowers regular, stamens attached to the lower part of 
the corolla only. Leaves in our species opposite except in Men- 
yanthes, in which they are from the root. Ovary superior to calyx. 
PBpeeg ses hl la a De a, Re, ee 
Herbs. With water juice. 
Leaves from the stem. 
With stipules . . . . . . LOGANTACHAR 
Without stipules. . . . . GENTIANACEAE 
Leaves from the rootstock. . MENYANTHACEAE 
Herbs. With milky juice. 
Stamens distinct, styles united . . APOCYNACEAE 
Stamens grouped, styles distinct . ASCLEPIADACEAE 
Famity I.—OLEACEAE. O.ive Famity 
Trees or shrubs; leaves opposite, mostly compound feather- 
formed with an odd leaflet. Flowers of our species of 4 divisions 
of the corolla when it is present, and 4 divisions of the calyx in 
all cases. Stamens mostly 2, sometimes 4. Fruit a capsule, a 
winged samara, a berry or drupe. 
