芬芳千年健檢視原始碼討論檢視歷史

芬芳千年健

原圖鏈接 來自經驗

中文名:芬芳千年健 拉丁學名:Homalomena aromatica Gagnep. 界:植物界 門:被子植物門 綱:單子葉植物綱 目:天南星目 科:天南星科 族:千年健族 屬:千年健屬 分布區域:雲南

芬芳千年健(fēn fāng qiān nián jiàn，學名：Homalomena aromatica Gagnep.，異名：Zantedeschia aromatica Calla aromatica Zantedeschia foetida)是天南星科千年健屬的植物，產於廣西、雲南（西雙版納）。

芬芳千年健形態特徵

Zantedeschia aromatica Sprengel, Syst. Veg. 3: 765. 1826; Calla aromatica (Sprengel) Roxburgh; Zantedeschia foetida K. Koch.

Herbs somewhat robust, stemless to decumbent, to 60 cm tall, smelling of camphor. Stem initially erect, later decumbent, 1-3 cm in diam.

Leaves several together; petiole pale to mid-green with slightly darker longitudinal streaks, to 35 cm; petiolar sheath persistent, 4-7 cm, margins membranous;

leaf blade mid-green, drying distinctively pale green, ovate-sagittate to elliptic-sagittate or lanceolate-sagittate, 20-30 × 10-17 cm, thinly leathery, base sagittate, sinus broad, ca. 5 cm, apex acute to long acuminate, with a tubular mucro ca. 2 mm;

原圖鏈接 來自經驗

venation variously differentiated, posterior costae with 4-6 primary lateral veins arising ± simultaneously, anterior costa with 4-6 primary lateral veins and a similar number of virtually indistinguishable interprimary veins diverging from midrib at 45°, secondary venation striate.

Inflorescences 1 or 2 together; peduncle erect (developing and floral) to declinate (post-anthesis and fruiting), colored as petiole, 10-18 cm. Spathe oblong, 8-10 cm;

limb gaping at anthesis, then closing again. Spadix tapering cylindric, 7-9 cm, subequaling spathe, stipitate; stipe ca. 5 mm; female zone 1.5-3 × ca. 1 cm;

ovary pale green, ovoid-globose, ca. 2 mm in diam., with an associated clavate staminode subequaling height; stigma sessile, capitate;

staminode ivory-colored; male zone 5.5-6 × ca. 0.5 cm; male flowers white, rhombic-hexagonal in apical view, 1-2 mm in diam., each comprising 2 stamens overtopped by a large connective.

Infructescence when ripe shedding spathe by slightly ragged basal abscission. Berries ripening dull orange yellow, smelling of overripe plums.

生境產地

Evergreen perhumid broad-leaved tropical and subtropical forests, less often in drier habitats such as seasonally partially deciduous perhumid forests, but then always associated with permanent water; 200-1000 m. ?Guangxi, S Yunnan (Xishuangbanna) [Bangladesh, NE India, Laos, N Myanmar, N Thailand, Vietnam].

千年健物種分類

與「台灣千年健」相關的種有：

海南千年健Homalomenahainanensis H. Li

千年健Homalomena occulta(Lour.) Schott