Corydalis sect. Priapos in Flora of China @ efloras.org

41. Corydalis sect. Priapos Lidén, Fl. China. 7: 422. 2008.

洱源紫堇组 er yuan zi jin zu

Type: Corydalis stenantha Franchet, Pl. Delavay. 49. 1889.

Herbae perennes. Rhizoma parvum verticale rosula terminali instructum. Caules ascendentes vel basi procumbentes vel erecti, foliati, saepe ramosi. Capsula e pedicello suberecto nutans, abrupte dehiscens.

Herbs, perennial, with small short vertical rhizome with apical leaf rosette. Stems ascending to erect or procumbent at base, leafy, usually branched, arising from below leaf rosette; lower bract leaflike, upper much smaller. Flowers pale yellow, purple, blue or white. Capsule pendent from straight pedicel, explosively dehiscent.

Seven species: Bhutan, China, India (Assam), Myanmar; seven species (five endemic) in China.

The sectional epithet is derived from the initial letters of the specific epithets of the seven included species.

Corydalis kiukiangensis (species no. 176) might be better placed here than in C. sect. Asterostigma.

1 Sepals entire, ca. 5 × 5.5 mm (flowers ivory white). 344 C. peltata

+ Sepals deeply dentate, usually much smaller (flower color variable) (2)

2 (1) Leaflets sharply serrate-dentate. 349 C. radicans

+ Leaflets crenate-dentate to obtusely lobed (3)

3 (2) Petioles of upper cauline leaves with membranous auricles. 343 C. petrophila

+ Petioles of upper cauline leaves not auriculate (4)

4 (3) Racemes 2-4-flowered; leaf lobes narrowly oblong; stems 8-18 cm, with 0-3 leaves. 348 C. oligantha

+ Racemes 4-12-flowered; leaf lobes usually broader; stems with 2-8 leaves (5)

5 (4) Corolla milky white to pale yellow; fruit obovoid. 345 C. iochanensis

+ Corolla blue to purple; fruit linear (6)

6 (5) Sepals 3-4 × 2-3 mm; corolla dentate, narrowly crested; pedicel forming open angle (> 90°) with lower petal. 346 C. ananke

+ Sepals ca. 1 × 1 mm; corolla entire or slightly dentate, not crested; pedicel forming right angle (90°) with lower petal. 347 C. stenantha

Lower Taxa