Isodon serra

鋸葉香茶菜

Isodon serra (Maxim.) Kudo

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

Kudo. 1929. Memoirs of the Faculty of Science and Agriculture Taihoku Imperial University 2: 125. (Mem. Fac. Sci. Agr. Taihoku Imp. Univ.)

Plectranthus lasiocarpus Hayata

Hayata. 1911. Materials for a flora of Formosa 224. (Mat. Fl. Formos.)
Amethystanthus lasiocarpus (Hayata) Nemoto var. brevistaminfer (Kamikoti) Masam.

Masam. 1954. A list of vascular plants of Taiwan 111. (List Vasc. Taiwan)
Rabdosia lasiocarpa (Hayata) H. Hara

Hara. 1972. Journal of Japanese Botany 47(7): 197. (J. Jpn. Bot.)
Amethystanthus asiocarpus (Hayata) Nemoto

Nemoto. 1936. Flora of Japan supplement 629. (Fl. Japan, Suppl.)
Isodon lasiocarpus (Hayata) Kudo

Kudo. 1929. Memoirs of the Faculty of Science and Agriculture Taihoku Imperial University 2: 129. (Mem. Fac. Sci. Agr. Taihoku Imp. Univ.)

herb

Perennial herbs; stems erect, to 1.5(–2) m tall, much branched in upper portion, woody at base, obtusely quadrangular, slightly 4-sulcate, finely striate.
Petiole 0.5–3.5 cm long, broadly alate toward apex, densely pubescent; blade ovate to ovate-lanceolate or lanceolate, 3.5–10 cm long, 1.5–4.5 cm wide, apex subacuminate, base cuneate, margins grossly incurved-serrate, thin chartaceous.
Panicles terminal, loose, 10–20 cm long, composed of 5- to many-flowered cymes; peduncle of cymes 0.5–1.5 cm long, pedicels 1–3 mm long, both densely pubescent; lower foliaceous bracts similar to cauline leaves, short petiolate, longer than cymes, upper bracts reduced upward, lanceolate to linear-laceolate, almost equalling peduncles; bracteoles 1–3 mm long, pubescent; calyx campanulate, ca. 1.5 mm long, densely whitish pubescent and glandular outside, glabrous inside; teeth 5, erect, narrowly triangular, subequal; corolla to 6 mm long, purple, puberulous outside, glabrous inside; tube saccate on upper part near base, ca. 3 mm long, reflexed, equally 4-parted at apex, lower lip broadly ovate, ca. 3 mm long, concave; stamens and style included.
Nutlets broadly ovoid, 1.5 mm long, rounded, whitish-barbate at apex.