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FOC | Family List | FOC Vol. 5 | Viscaceae | Arceuthobium

3. Arceuthobium sichuanense (H. S. Kiu) Hawksworth & Wiens, Novon. 3: 156. 1993.

云杉寄生 yun shan ji sheng

Arceuthobium pini var. sichuanense H. S. Kiu, Acta Phytotax. Sin. 22: 205. 1984.

Plants yellowish green or green, 2-6 cm tall. Branches opposite; internodes 7-8 mm, base of dominant shoots 1-1.5 mm in diam. Scale leaves ca. 1 mm. Male flowers solitary, terminal on branches, yellow, subglobose in bud, ca. 1 mm, 1.5-2 mm in diam. at flowering; pedicel ca. 0.5 mm; perianth lobes 3(or 4), ovate, ca. 1 mm. Anthers circular, ca. 0.3 mm. Female flower solitary, axillary or terminal on branchlets, ovoid in bud. Fruiting pedicel 1-1.5 mm. Berry ellipsoid, 3-4 × 1.5-2 mm, basal portion yellowish. Fl. Jun-Jul, fr. next year Aug-Sep.

Coniferous forests, mountain slopes; 3400-4100 m. Qinghai, Sichuan, Xizang (Biru, Yadong) [Bhutan].

The plants are parasitic on Picea likiangensis var. balfouriana and P. spinulosa.


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