禄劝黄堇 lu quan huang jin

Herbs, large, glabrous; lower parts not seen. Stems erect, ridged, upper part few branched. Petiole of upper cauline leaves ca. 2 cm; blade glaucous abaxially, deltoid, ca. 12 cm, triternate; primary leaflets long petiolulate, middle petiolule ca. 6 cm, lateral petiolule ca. 4 cm; secondary pinnules shortly petiolulate, middle petiolule 2.5-3 cm, lateral petiolule 1-1.5 cm; ultimate leaflets broadly ovate to nearly orbicular, 1.5-3 cm, obtuse. Raceme very lax, to 22 cm, secund, ca. 20-flowered; lateral racemes shorter; bracts entire, lowest elliptic, ca. 1.2 cm, middle broadly obovate, ca. 8 mm, uppermost narrowly obovate, ca. 6 mm. Pedicels slightly thickened, at flowering shorter than bracts, at fruiting slightly extended, arcuate. Sepals early falling. Petals ?yellow; upper petal ca. 20 mm, limb navicular-oblong, apex obtuse, abaxially with very short crest; spur cylindric, ca. 3/5 as long as upper petal; nectary ca. 3/4 as long as spur; lower petal spatulate, ca. 10 mm, crest short; inner petals ca. 8 mm, claw nearly as long as limb. Ovules few, 2-ranked; stigma compressed-quadrate, with 10 papillae. Capsule not seen. Fl. Jul.

● Forest margins, brook sides; 2100-2200 m. C Yunnan (Luquan).