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FOC | Family List | FOC Vol. 14 | Apiaceae | Pimpinella

34. Pimpinella rhomboidea Diels, Bot. Jahrb. Syst. 29: 496. 1900.

菱叶茴芹 ling ye hui qin

Plants perennial, 50–100 cm, stout, mostly glabrous (except leaves). Root cylindrical, 10–20 × ca. 1 cm. Stem 2–4-branched. Basal leaves few, petioles 10–20 cm; blade 2-ternate; leaflets pubescent on the veins, margins coarsely serrate or irregularly incised, apex caudate; lateral leaflets oblong-ovate, 5–8 × 2–5 cm; terminal leaflets broad-ovate or rhombic, 7–9 × 3–9 cm. Cauline leaves similar to basal, smaller, sessile, 3-lobed. Umbels 3–10 cm across; bracts 1–5, linear, ca. 5 mm, or absent; rays 10–25, 0.5–4(–6.5) cm, unequal, slender; bracteoles 2–5, linear, 0.5–3 mm, ca. equal to or shorter than pedicels; umbellules 4–8 mm across, 15–30-flowered, polygamous; pedicels 0.5–3 mm in flower, in fertile flowers elongating to 8 mm in fruit. Calyx teeth obsolete. Petals white, oblong-ovate, apex mucronate or faintly incurved. Stylopodium conic; styles 2–4 × stylopodium, reflexed. Fruit ovoid, ca. 1.5 × 1.4 mm, base cordate, surface glabrous; vittae 3 in each furrow, 6 on commissure. Seed face slightly concave. Fl. May–Jul, fr. Aug–Sep.

Forests, among shrubs, alpine meadows, moist grassland along streams; 900–3700 m. Gansu, Guizhou, Hebei, Henan, Shaanxi, Sichuan.


1 Basal leaves 2-ternate, ultimate segments 5–8 × 2–5 cm.   34a var. rhomboidea
+ Basal leaves ternate-2-pinnate, ultimate segments 1–1.5 × 0.5–1 cm.   34b var. tenuiloba

Lower Taxa


 

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