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FOC | Family List | FOC Vol. 14 | Ericaceae

8. Arctous Niedenzu, Bot. Jahrb. Syst. 11: 180. 1889.

北极果属 bei ji guo shu

Fang Ruizheng (方瑞征 Fang Rhui-cheng); Peter F. Stevens

Arctostaphylos Adanson sect. Arctoae A. Gray in A. Gray et al., Syn. Fl. N. Amer. 2(1): 27. 1878 (as Arctous).

Shrubs dwarf, deciduous. Twigs smooth, bark exfoliating in papery sheets; leaf or leaf bases marcescent. Leaf blade broad, margin serrate or crenate, flat. Flowers pendulous, 5-merous, in short terminal racemose clusters, with scales at base. Corolla urceolate, shortly lobed, abaxially glabrous, adaxially pubescent. Stamens included; filaments pubescent, much dilated below 1/3 length; anthers with 2 reflexed awns near apex, opening by 2 terminal pores. Ovary superior, glabrous, with one ovule per locule. Fruit a drupe; stones separate.

Four species: E and N Asia, Europe, North America, extending to the Arctic; three species (one endemic) in China.

1 Leaves 0.2–0.6(–1.7) × 0.2–0.7 cm; plants 2.5–3.5 cm tall.   2 Arctous microphylla
+ Leaves 2–5 × 0.7–2 cm; plants 3–20(–40) cm tall.   (2)
2 (1) Leaves thickly papery; berry black-purple.   1 Arctous alpina
+ Leaves papery; berry brick-red or scarlet.   3 Arctous rubra

Lower Taxa


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