生活型

tree-shrub

形態特徵

• Shrubs or trees, 2-15 m tall. Young branchlets 1.5-3 mm in diam.
• Leaves alternate, subopposite or aggregate; petioles 8-17 mm long; lamina narrowly elliptic, lanceolate or obovate-elliptic, 6-12 cm long, 2-4.5 cm broad, coriaceous or thin-coriaceous, base cuneate, margin slightly recurved, apex acuminate, costa impressed on upper surface, ca. 1 mm wide, prominent on lower surface, secondary nerves 5-8 per side.
• Flower buds sphaeroid; flowers axillary or subterminal, solitary or fascicled. Perianth segments 14-21, reddish, obovate or orbicular, concave, carnose. Stamens 30-41, 3-seriate, connective truncate to emarginete. Carpels 12-14, 2.2-3.8 mm long; stigma 1-2 mm long.
• Fruit 3-4 cm in diam.; pedicel 15-30 mm long, 1.5-2 mm in diam.; follicles 12-14, apex rostrate, rostrum 3-5 mm long.Seeds yellowish, 6-9 mm long.

物候

Fl. Jan-Apr., fr. Aug.-Oct.

分布

• 台灣 : wet evergreen broad-leaved forests at 200-1,500 m.

引證標本

Without collector and locality, photo of Type of Illicium arborescens Hayata var. oblongum Hayata, (A.) TAIPEI: Kankou, Keng s. n., Liu 99; Pinglin, Wang 1186; Sanhsia, Liao 332, Lin 93; Wulai, Leu 1418. TAICHUNG: without collector, 5001. NANTOU: Kawakami & Mori 3376 (Photo of Type of Illicium arborescens Hayata, A), Hokuzanko, Kanehira & Sasaki 528; Horisha, Wilson 9930; Lienhuachih, Shimizu 22485, Hsu & Kuoh 11274; Lushan, Huang 3509; Randai, Price 202. CHIAYI: Alishan, Faurie 1535. KAOHSIUNG: Taoyuan, Lin 407. PINGTUNG: Chunjih, Liao 206; Hengchun, Huang 14099; Manchou, Ho 1368; Nanjenshan, Hsu 7864; Nanjenhu, Kao 782; Souka, Chuang & Kao 3405; Wutai, Liao 670; Paiwan, Matuda 272. TAITUNG: Sussuihi, Sasaki s. n.

引用文獻

• LIN, QI, Flora of Taiwan, second edition 2: 429. 1996.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)