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Iris potaninii
Perennial, 10 to 15 cm
tall. Linear leaves, short flower-stems;
yellow flowers, 4 to 4.5cm, hair-shaped
tag outside. Flowering: May to June.
Tolerant to drought and poorness.
Sinoendemic. Central to east Tibet, 3200
to 5300m, scree or barren. Gansu and
Qinghai.
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