生活型

herb

形態特徵

• Annual or perennial herbs, sparsely short-pubescent; stems slender, erect, often branched above, 20–60 cm long.
• Leaves lyrate-pinnate, pinnae 7–19 pairs, thinly membranous, pinnately lobed or deeply incised; radical leaves petiolate; cauline leaves subsessile, usually auriculate at base.
• Flowers in erect racemes, greenish-white, many, pedicellate; pedicels 3–7 mm long; sepals oblanceolate, slightly pilose; petals broadly oblanceolate, 3–3.5 mm long, ca. 2 times longer than sepals, occasionally absent.
• Siliques linear, 15–25 mm long.

分布

• 台灣 : rare at medium altitudes in the central part of the island.
• 世界 : China, Korea and Japan.

引證標本

NANTOU: Lushan, Kao 7944.

參考文獻

• YING, SHAO-SHUN, Flora of Taiwan, second edition 2: 753. 1996.  (Fl. Taiwan 2nd edit.)