乳头前胡 ru tou qian hu

Kitagawia pilifera (Handel-Mazzetti) Pimenov.

Plants ca. 45 cm. Stem terete, hollow, glabrous. Basal leaf petioles ca. 8 cm; leaf blade ovate in outline, 3–4-pinnate, ca. 11 × 8 cm; pinnae 6 pairs, sessile, remote; ultimate segments linear-oblong, 1.5–7 × ca. 1 mm, rather thick, apex obtuse. Peduncles ca. 6.5 cm; bracts ca. 10, linear, very acute, about equaling rays, margins pale tawny; rays 20, ca. 3 cm, rays and pedicels densely papillose-pubescent; bracteoles 12, pinnately lobed, pubescent, exceeding flowers; umbellules ca. 30-flowered, pedicels ca. 7 mm in fruit. Calyx teeth conspicuous, small. Ovary papillose. Styles slender. Mature fruit unknown. Fl. and fr. Jul–Sep.

Grassy slopes at forest margins. NE China.

This species is recorded only from the holotype (Fenzl 352, unlocalized).