Rhynchotechum discolor

同蕊草

Rhynchotechum discolor (Maxim.) Burtt

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

Burtt. 1962. Notes from the Royal Botanic Garden, Edinburgh 24(1): 37. (Notes R. Bot. Gard. Edinb)

台灣首次記錄發表文獻

Kao & DeVol. 1972. Taiwania 17(2): 163.

異名

Isanthera discolor Maxim. var. austrokiushiuensis Ohwi

Ohwi. 1938. Acta phytotaxonomica et geobotanica eng 7: 29. (Acta Phytotax. Geobot.)
Isanthera austrokiushiuensis Ohwi

Ohwi. 1938. Acta phytotaxonomica et geobotanica eng 7: 29. (Acta Phytotax. Geobot.)

各語言俗名

中

同蕊草、異色線柱苣苔、珍珠癀
日

やまびわそう

參考文獻

Yang. 1982. A list of plants in Taiwan. (List Pl. Taiwan)
W. C. Lin. 2005. Wild flowers of Taiwan - the 1300 species found in the lower elevation. (Wild flowers of Taiwan)

特徵描述

生活型

shrub

形態特徵

Subshrubs. Stems 25–45 cm tall, unbranched, basally glabrescent, apically densely appressed brown pubescent.
Leaves alternate, sometimes lower ones opposite; petiole 0.7–2.5 cm long, densely appressed brown pubescent; blade oblong oblanceolate, oblong or narrowly elliptic, 6.5–16 cm long, 2.5–5 cm wide, papery or herbaceous, adaxially appressed pubescent, glabrescent, abaxially pubescent, base attenuate, margins irregularly denticulate, apex slightly acute; lateral veins 7–12 pairs.
Cyme 1, branched 2 or 3 times, 6–25-flowered; peduncle 1.8–3 cm long, densely appressed brown pubescent; bracts lanceolate, 5–8 mm long, densely appressed brown pubescent. Pedicel 1–4 mm long, densely appressed brown pubescent. Calyx segments linear, ca. 5 mm long, 0.5 mm wide, densely appressed pubescent outside, glabrous inside. Corolla white, ca. 4 mm long, tube ca. 1 mm long, upper lip ca. 3 mm long, lower lip nearly as long as upper. Stamens adnate near corolla base; filaments ca. 1 mm long; anthers 0.5 mm long; staminodes ca 0.5 mm long. Gynoecium ca. 3.5 mm; ovary ca. 2.2 mm long, puberulous.
Berry white, ovoid, ca. 5 mm long, puberulous. Seeds ovoid to ellipsoid, 0.25–0.3 mm long.

物候

Flowering July to December, fruiting August to February.

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 : in shady places in forests in valleys from 100 to 1900 m.
世界 : southern Japan, northern Philippines and China (Hainan, eastern Guangdong, southern Fujian), also reported form New Guinea.

引證標本

TAIPEI: Chanchushan, Masamune 1382; Muzishan, Hsu 192; Shamaoshan, Simada s. n. 1914; Shantzuhou, Lin 386; Tatungshan, Huang 958; Yangmingshan, Huang 9709; Chintienkun, Wang 664; Fouling waterfall, Yang 540; Hsiackotou, Huang 4342; Hsintien, Hsieh 903; Kyudaiensyurin, Sasaki s. n. 1932; Peichatienshan, Shie 1027; Pinglin, Shyu s. n. 1996; Sanhsia, Masamune s. n. 1929; Shoeiyuaninshan, Shie 1139; Tamsui, Oldham 380; Toutingli Reserve Zoo, Kuo 9978; Tutanshan, Kuo 10204; Urai, Huang 9131; Wenshan, Hsieh 903; Yinhotung, Wang 2742. ILAN: Bonbonshan, Kao 5960; Oobishan, Masamune s. n. 1938; Shenmi Lake, Huang & Huang 13406; Taipingshan, Huang 3973. TAOYUAN: Chatienshan, Suzuki s. n. 1931. HSINCHU: Chinpingshan, Uchida s. n. 1927. MIAOLI: Tahu, Cheng 123. NANTOU: Neimaopu, Sasaki s. n. 1923; Chingshuikou, Kuo s. n. 1958; Chitou, Kao 7862; Meifeng, Masamune & Nakamura 2392; Nenkaoshan, Huang & Kao 6177; Sun Moon Lake, Kudo & Sasaki 15354. CHIAYI: Alishan, Kao 5637; Chinsuliao, Yen 1482. KAOHSIUNG: Maolin, Wang & al. 9685; Peinanchushan, Yamazaki et al. 340; Sanpin, Huang 4921. PINGTUNG: Chinshuiying, Huang 330; Kaoshih, Kudo & Suzuki 15989; Lilongshan, Yang 1240; Machia, Huang & Kao 7377; Naiyi, Huang et al. 16079; Nanjenshan, Ou & Kao 9053. TAITUNG: Chuifen, Suzuki 10718; Daibugoshan, Suzuki 7066; Kutzulunshan, Kao & Chuang 1137; Lanyu, Hsieh 1553; Lutao, Sasaki s. n. 1935. HUALIEN: Tungli, Sasaki s. n. 1929; Yuli, Yamamoto & Mori 8437.