Titanotrichum oldhamii

俄氏草

Titanotrichum oldhamii (Hemsl.) Solereder

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

名彙資訊

學名發表文獻

Solereder. 1909. Berichte der Deutschen Botanischen Gesellschaft 27: 400. (Ber. Deutsch. Bot. Ges.)

台灣首次記錄發表文獻

Kao & DeVol. 1972. Taiwania 17(2): 165.

異名

Rehmannia oldhamii Hemsl.

Hemsl. 1890. The journal of the Linnean Society of London. Botany 26: 194. (J. Linn. Soc., Bot.)
Matsumuria oldhamii (Hemsl.) Hemsl.

Hemsl. 1909. Bulletin of miscellaneous information (Royal Botanic Gardens, Kew) 361. (Bull. Misc. Inform. Kew)

各語言俗名

中

俄氏草、台閩苣苔
日

まつむらそう

參考文獻

Yang. 1982. A list of plants in Taiwan. (List Pl. Taiwan)

特徵描述

生活型

herb

形態特徵

Stems 20–45 cm tall, pilose.
Petiole 0.3–6 cm long; leaf blade elliptic to narrowly-ovate, 2.5–27 cm long, 1.2–12 cm wide, papery or herbaceous, sparsely puberulous or scabrous, base cuneate or widely cuneate, margins repand to coarsely serrate or denticulate, apex acuminate or acute; lateral veins 5–8 pairs.
Inflorescence of fertile flowers racemose, 5–15 cm long, rachis spreading puberulous; bracts lanceolate to linear, 2–10 mm long; inflorescence of abortive flowers spike-like. Pedicel 2–10 mm long, spreading brown puberulous. Calyx segments lanceolate, 7–13 mm long, 2–3 mm wide, puberulous. Corolla yellow, purple spotted inside, glabrous to sparsely pilose outside, tube 2.6–3.7 cm long, disc ca. 0.5 mm tall, upper lip ca. 4.5–6 mm long, lower lip 6–8 mm long. Stamens glabrous; filaments linear, 2.2–2.7 cm long; anthers transversely oblong, ca. 0.7–1.1 mm long; staminode ca. 0.5 mm long. Gynoecium 2–3 cm long; ovary 2–3 mm long, densely appressed puberulous; style glabrous; posterior stigma suborbicular, 0.4 mm long, anterior stigma ligulate, ca. 1.2 mm long, emarginnsate.
Capsule light brown, ca. 8 mm long, 5.5 mm in diam., sparsely puberulous, loculicidally dehiscent. Seeds brown, 0.9 mm long.

物候

Flowering July to November, fruiting August to December.

花	1	2	3	4	5	6	7	8	9	10	11	12
果	1	2	3	4	5	6	7	8	9	10	11	12

分布

台灣 : Moist forest edges in valleys and on wet rocks beside streams, 300 to 1000 m.
世界 : Eastern China (southern Zhejiang and Fujian), southern Japan (SW Ryukyu Islands).

引證標本

TAIPEI: Wulai, Liu, Chen & Kao 30086. Chutzuhu, Sasaki s. n. 1933; Tachienshan, Kuo 10249. ILAN: Habun, Fukuyama 4468; Taipingshan, Ying 2139. TAOYUAN: Chikutokaku, Sasaki s. n. 1935; Fuhsing, Sasaki s. n. 1915. HSINCHU: Hsinpu, Shimada 3. TAICHUNG: Pahsienshan, Keng s. n. 1950. NANTOU: Chingshuikou, Kuo s. n. 1958. CHIAYI: Yushan, Sasaki s. n. 1935; Chonlun, Yen 2072; Chiaoliping to Juili, Yang 3538. TAINAN: Tsengwen reservoir, Ling 449. KAOHSIUNG: Shoushan, Yang 117. TAITUNG: Chuifen, Suzuki 10719; Kusuhara, Suzuki 19456; Lanyu, Kawakami & Nakahara s. n. 1907; Jinfeng, Wang et al. 8730. HUALIEN: Tienhsian, Chuang & Kao 4411; Tailuko, Suzuki 10408; Luanshan, Hsu & Hsu 3699.