10 
II. MAGNOLIACEJE. 
1. DRIMYS, Forst. 
Sepals 2 or 3, membranous, combined into an in'egularly lobed calyx. Petals 
6 or more, in 2 or more series. Filaments thickened upwards ; anther-cells 
diverging. Carpels few. 
1. D. axillaris, Forst.; — FI. N. Z. i. 12. A small, slender, evergreen 
tree, 10-30 ft. high, with black bark, aromatic and pungent in all its parts. 
Leaves 1-6 in. long, elliptical-ovate, blunt, shortly petioled, quite entire, 
bright-green above, glaucous below, pellucid-dotted, midrib hairy beneath. 
Flowers small, axillary or from scars of fallen leaves, solitary or few to- 
gether; pedicels slender. Petals unequal, linear. Stamens 8-10, in several 
series. Berries about 3, size of a peppercorn. Seeds several, angled. — D. co- 
lorata, Raoul, Choix, t. 23 ; Wintera axillaris, Forst. Prodr. 
Abundant in forests throughout the islands, Banks and Solander, etc. “Pepper-tree” of 
the colonists. "Wood makes pretty veneers, Buchanan. 
Order III. CRUCIFERS. 
Herbs, usually with small racemose flowers. — Sepals 4, free. Petals 4, free, 
placed crosswise. Stamens 6 (rarely 1, 2, or 4), hypogynous, 2 longer 
than the others. Ovary 2-celled, with 2 or more ovules. Capsule 2- (rarely 
1-) celled, bursting longitudinally by 2 valves, which fall away from the 
seed-bearing placentas. Seeds exalbuminous, with the radicle turned up 
toward the edges (accumbent) or back of the cotyledons (incumbent). 
A large Order, abounding in all temperate countries, especially of Europe and Asia. 
Most of the New Zealand genera are British. Properties stimulant and antiscorbutic. The 
Mustard, Shepherd’s-purse, Radish, Turnip, Cabbage, etc., all belong to this Order, and are 
found as escapes from cultivation. 
* Pod long and narrow ( often short in Nasturtium). 
Pod terete, stout, curved. Seeds in 2 rows. Flowers yellow ... 1. Nasturtium. 
Pod somewhat 4-gouous. Seeds in 1 row. Flowers yellow .... 2. Barbarea. 
Pod terete, slender. Seeds in 1 row 3. Sisymbrium. 
Pod flat. Valves elastic. Seeds in 1 row. Flowers white .... 4. Cardamine. 
** Pod short and broad. 
Pod with convex or keeled valves 5. Braya. 
Pod with much-flattened, "often winged, 1-seeded valves 6. Lepidium. 
Pod with much-flattened, often winged, many-seeded valves .... 7. Notothlaspi. 
1. NASTURTIUM, Br. 
Branching herbs, with usually yellow flowers and cut leaves. — Sepals 
spreading. Petals with short claws, yellow, sometimes 0. Stamens 6 or fewer. 
Pod subcylindric, usually curved , valves membranous, concave, many-seeded. 
Seeds in 2 series in each valve, minute, turgid ; cotyledons accumbent. 
A large British genus, of which the Watercress (N. officinale) is a white-flowered species, 
abuudantly naturalized in rivers, etc. 
1. N. palustre, DC.—N. terrestre, Br. ; FI. N. Z. i. 14. A suberect, 
glabrous or pilose, branching herb, with entire or pinnatifid leaves, auricled 
at the base, the lobes sinuate-toothed. Flowers on slender pedicels, small. 
