322, ; APPENDIX. 
one in each cell; stigma simple or bifid. Fruit, a drupe, with a bony one- or 
two-celled nut or a two-celled berry, or a capsule, or indehiscent samara. 
This order includes the olive (Olea Europea), which affords the well-known 
olive oil of commerce; the ash (Fraxinus excelsior), highly valued for its timber ; 
the privet (Ligustrum vulgare), and other valuable plants. 
Genus I. Ouea, Linn. 
Shrubs or trees, with opposite entire coriaceous leaves. Flowers perfect or 
unisexual: calyx small, inferior, two- to four-toothed or lobed; corolla mono- 
petalous, hypogynous, absent in the New Zealand species ; stamens, two, rarely 
four, epipetalous or hypogynous; anthers large; ovary superior, oblong, two- 
celled; style short; stigma bifid; ovules one in each cell. Fruit, a drupe, 
ovoid, oblong, or trigonous, one- or two-celled, one-seeded. 
ORDER 25. SCROPHULARINE/. 
Herbs, shrubs, or small trees. . Leaves opposite, alternate or verticillate, 
exstipulate. Flowers perfect, more or less irregular: calyx inferior, of four or 
five free or coherent sepals; corolla monopetalous, hypogynous, tubular, limb 
irregular or two-lipped, imbricate; stamens, two or four, often didynamous, 
epipetalous ; ovary superior, usually two-celled ; style simple; stigma two-lobed ; 
ovules numerous, rarely solitary. Fruit, a two-celled capsule or, rarely, a berry ; 
seeds horizontal, with fleshy endosperm, embryo straight or curved. 
Genus t. Veronica, Linneé. 
Herbs, shrubs, or small trees. Leaves opposite, distichous or decussate, 
often united at the base or very small and densely-imbricating quadrifariously. 
Flowers perfect: calyx, sepals, four or, rarely, five; corolla monopetalous, with 
a spreading four- or five-lobed limb; stamens, two, inserted on the corolla, some- 
times exserted; ovary superior, small, compressed, two-celled; style slender ; 
ovules numerous. Fruit, a capsule, often didymous, compressed ; seeds few or 
many. 
ORDER 26. VERBENACE. 
Herbs, shrubs, or trees. Leaves opposite or alternate, exstipulate. [lowers 
perfect, irregular or regular: calyx inferior, persistent, tubular, four- or five- 
toothed or lobed; corolla monopetalous, hypogynous, tubular, four- or five- 
lobed or partite, or unequally two-lipped; stamens, two, four, or five, inserted 
on the corolla, didynamous; ovary superior, two- to four-lobed, two- four- or 
eight-celled ; ovules, one or two in each cell; style slender, entire or bifid. 
Fruit, a drupe or berry, one- to four-celled, indehiscent; seeds solitary in each 
cell, endosperm absent or scanty, radicle inferior. 
GENUS I. Vitex, Linneé, 
Trees or shrubs with digitate leaves. Flowers perfect: calyx five-toothed 
or lobed; corolla two-lipped, five-lobed; stamens, four, with long filaments, 
epipetalous ; ovary superior, four-celled; ovules pendulous; style bifid. Fruit, 
a drupe, nut four-celled. | 
Genus 2. AVICENNIA, Linné. 
Shrubs or trees more or less hoary or downy, roots often branching above 
the mud. Leaves opposite. Flowers perfect: calyx inferior, regular, deeply 
four- or five-lobed; corolla monopetalous, hypogynous, coriaceous, four- or five- 
lobed; stamens, four or five, on short filaments, epipetalous; ovary ovoid or 
conical, silky, two-celled, with a short style; stigmas, two, short, erect or 
