Home
Herbs perennial, 40--100 cm tall, with creeping rhizomes. Stems erect, simple, sparsely pubescent or glabrescent, dull red at base. Leaves alternate, subsessile or petiole 2--10 mm; leaf blade narrowly elliptic to broadly lanceolate, 6--16 X 2--5 cm, ± pubescent, sparsely black glandular punctate, base attenuate, apex acuminate. Racemes densely flowered, ca. 6 cm at beginning of anthesis, to 20--40 cm in fruit; rachis densely fulvous pubescent; bracts linear-subulate, slightly longer than pedicels. Pedicel 4--6 mm. Flowers usually secund. Calyx lobes ovate-elliptic, 2.5--3 mm, ciliate, margin membranous, apex rounded. Corolla white; tube ca. 1.5 mm; lobes narrowly oblong, 3.5--4.5 mm, apex obtuse. Stamens included; filaments adnate to corolla tube, free parts ca. 2 mm, glandular; anthers oblong, dorsifixed, ca. 1 mm. Ovary ovoid; style 3--3.5 mm. Capsule subglobose, 2.5--3 mm in diam. Fl. May-Jul. 2n = 24.
A herb. It grows to 75-90 cm high and is 45-60 cm wide. The leaves are large and broadly sword shaped. They are 8-15 cm long. The flowers are small and white. They are in a tapering spike.
Differing from all our other spp. in its alternate lvs and white fls, occasionally escapes from cult., but does not appear to be established; it is native to e. Asia.
