SOPHORA TETRAPTERA. $5 
tributed through warm climates, extending to Chili and New Zealand. Two 
species are found in Australia, one of which is endemic, 
DISTRIBUTION OF THE SPECIES. 
Sophora tetraptera is confined to New Zealand, Chili, and Juan Fernandez. 
‘The varieties grandiflora and prostrata are restricted to New Zealand. In the 
colony the variety frostrata is confined to mountain districts ; the other varieties 
are generally distributed from Mongonui to Southland, £, microphylla, being the 
most common: a, grandiflora, is somewhat local, and is most plentiful in the 
eastern and central portions of the North Island, 
Var. B ascends from the sea-level to 2,oooft. 
DESCRIPTION. 
Sophora tetraptera, Aiton. 
A shrub or small tree, 30ft. to 4oft, high. Leaves alternate, unequally 
pinnate, tin. to Gin. long; leaflets in from four to forty pairs, sessile or very 
shortly petioled, silky or hairy, orbicular, obcordate, or linear-oblong, ;'g1n. to 
Ijin. long. Flowers solitary or in axillary pendulous racemes, two- to eight- 
flowered. Calyx inferior, gibbous, mouth broad, oblique; teeth, five. Standard 
scarcely reflected, short, obtuse; keel straight. Stamens, ten, free, longer than 
the keel. Pod, tin. to 5in, long, flat, constricted between the seeds, the margins 
produced into four linear wings ; seeds, three to seven, yellow or brown, oblong. 
Var. a, grandiflora, Leaflets in ten to thirty pairs, linear-oblong, usually 
large, entire or emarginate. Flowers large, deep-coloured. Standard onc- 
fourth shorter than the wings, obviously reflected. S. tetraptera, Curtis, 
‘“ Botanical Magazine,” t. 167. Edwardsia grandiflora, Salisbury. 
Var. B, microphylla. Branches more slender. Leaflets in thirty to forty 
pairs, oblong or obcordate. Standard equalling the wings or very nearly, 
scarcely reflected. S. microphylla, Jacq.; HEdwardsia nucrophylla, Salisbury, 
‘ Botanical Magazine,” t. 1442. KE. Macnabiana, Graham, ‘ Botanical Maga- 
Pie Mt 7377-9 6 
Sub-var. parviflora. Leaflets in about thirty pairs, broadly ovate or orbi- 
cular, din. in diameter. Flowers very small. 
Var. y, prostrata. Stems prostrate. Leaves, jin. long, trifoliolate, or leaf- 
lets in from two to four pairs, gin. broad. Flowers small, solitary or in pairs. 
Standard scarcely shorter than the wings. Pod unknown. S. frostrata, }J. 
Buchanan, ‘‘ Transactions of the New Zealand Institute,’’ Vol. xvr., p. 395, 
t. 30. 
EXPLANATION OF Puates L., LI., anp LII. 
L. Sophora teraptera, Aiton. Var. a, grandiflora: foliage and flowers, 
fiasural size. te Standard. 22, Wings, 3) 3. Keel. 
LI. Sophora tetraptera, Aiton. Var. 6, microphylla. 1. Foliage. 2. Raceme. 
3. Flower. 4. Longitudinal section of flower: petals and portion of the 
stamens removed. 5. Standard, wings, and keel-petals. 6. Section of calyx, 
showing the stipitate base of the pod. 7. Pod. 8. Longitudinal section of a 
portion of a pod. g. Back and 10, side view of seed. 11. Inner face of a 
cotyledon, showing the plumule and radicle. All of the natural size, except 4, 
5, 6, 9, 10, and 11, which are magnified. 
LII. Sophora tetraptera, Aiton. Var. y, prostrata: flowering specimen, 
natural size. 1. Standard. 2, 2. Wings. 3, 3. Keel. 4. Longitudinal section 
of flower. 
oD 
