Lycopus lucidus

地筍

Lycopus lucidus Turcz.

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

Turcz. 1838. Bull. Soc. Nat. Mosc. 11: 99.

Hayata. 1917. General Index to the Flora of Formosa 57. (Gen. Ind. Fl. Formos.)

Lycopus formosanus (Hayata) Sasaki

Sasaki. 1928. Transactions of the Natural History Society of Formosa 18: 171. (Trans. Nat. Hist. Soc. Formos.)
Lycopus lucidus Turcz. var. formosanus Hayata

Hayata. 1918. Icones Plantarum Formosanarum 8: 102. (Icon. Pl. Formos.)
Lycopus lucidus Turcz. var. hirtus Regel

Huang & Cheng. 1978. Flora of Taiwan 4: 482. (Fl. Taiwan)

herb

Erect herbs, to 70 cm tall; stems square, angles obtuse, groove between angles prominent, glabrous or sparsely minutely-hairy, puberulent at nodes.
Leaves sessile or subsessile, blades 6–7 cm long, 1.5–2.5 cm wide, elliptic to narrowly ovate, base cuneate to obtuse, apex acute to acuminate, margins serrate, minutely hairy, lower surface puberulent throughout, glandular dotted.
Inflorescences axillary, of loose verticillate cymes, densely flowered, bracteoles small, subulate or narrowly triangular, both surfaces glabrous, margins serrulate or ciliate. Flowers sessile or nearly so; calyx campanulate, glabrous, 5-toothed, 3–4 mm long, teeth narrowly triangular, equal, spine-tipped, ciliate; corolla campanulate, 4-lobed, tube shorter than or as long as calyx; fertile stamens 2, erect; anthers 2-celled, parallel; staminodia 2.
Nutlets obovate, apex rounded-truncate, base broadly cuneate, smooth, ca. 2 mm long.