. Plants of New Zealand. of Parsons, a botanist). 2 sp. Parsonsia heterophylla (The Varied-leaved Parsonsia).Stems as thick as a quill, shining. Leaves leathery, 1 in. broad, oblong,or lanceolate, 3 in. long, with lobed margins. Flowers white, scented, 5 Antheis within the corolla. Both islands. Fl. Parsonsia capsularis {Tlie Caimdate Parsonsia).Stems slender. Leaves 2 in. long, narrow. Panicles few-flowered. Corolla T^in. Jong, white, red, or rarely yellow. Anthers protrvidingbeyond the corolla. Both islands. Fl. There can be but little
. Plants of New Zealand. of Parsons, a botanist). 2 sp. Parsonsia heterophylla (The Varied-leaved Parsonsia).Stems as thick as a quill, shining. Leaves leathery, 1 in. broad, oblong,or lanceolate, 3 in. long, with lobed margins. Flowers white, scented, 5 Antheis within the corolla. Both islands. Fl. Parsonsia capsularis {Tlie Caimdate Parsonsia).Stems slender. Leaves 2 in. long, narrow. Panicles few-flowered. Corolla T^in. Jong, white, red, or rarely yellow. Anthers protrvidingbeyond the corolla. Both islands. Fl. There can be but little doubt that the New Zealand speciesare insufficiently defined. It is probable that there are stillone or more undescribed sj^ecies in the country. The youngplants, wath their long, narrow, leathery, red-brown leaves,will not be recognized, unless their development has beenwatched. The beautiful fragrant panicles of white or redjessamine-like flowers are much sought after, by visitors tothe bush. THE PERIWINKLE FAMILY 341. 342 PLANTS OF NEW ZEALAND Convolvulaceae. The Bindweed Family. Distribution,—A large family, chiefly tropical. The large rhizomesfrequently contain an acrid, milky juice, sometimes used for medicinal flowers are usually large and ornamental. The Kumara or Sweet Potato,which was introduced into New Zealand in very early times, belongs to thisfamily. From the roots of Exogoniuni, jalap is obtained. Key to the Genera. Stems leafy, prostrate or twining. 2 Stems leafless, twining, parasitic. Cuscuta, ]). 344. Corolla plaited. Style 1. 3 Petals overlapping in bud. Styles 2. Dichondra, p. 344. Stigmas 2. 4 Stigma 1-, 2-, or 3-lobed. *Ipomcea. Ovary imperfectly 2-celled. Bracts large, enclosing the Calystegia, p. 342. Ovary 1-celled, bracts small or wanting. Convolvulus, p. 342. ?Not fiu-ther described. Genus Co?ivolvulus. Perennial herbs, with milky juice, climbing by means of their twining funnel-shaped, white, pink, or rarely blu
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