Corydalis flavula

(Rafinesque) de Candolle in A. P. de Candolle and A. L. P. de Candolle

in A. P. de Candolle and A. L. P. de Candolle, Prodr. 1: 129. 1824.

Endemic
Basionym: Fumaria flavula Rafinesque J. Bot. (Desvaux) 1: 224. 1808
Synonyms: Capnodes flavulum (Rafinesque) Kuntze
Treatment appears in FNA Volume 3.

Plants annual, from somewhat succulent roots. Stems 1-several, initially erect, often becoming prostrate or ascending, usually 1.5-3 dm. Leaves compound; blade with 2 orders of leaflets and lobes; ultimate lobes elliptic, variable in size, margins incised, apex subapiculate. Inflorescences racemose, commonly 6-10-flowered, equaling or barely exceeding leaves, sometimes poorly developed, cleistogamous-flowered racemes present, inconspicuous, 1-5-flowered; bracts elliptic, 6-12 × 3-7 mm, proximal bracts often leaflike or variously incised, distal reduced and entire. Flowers erect; pedicel slender, 6-15 mm or more; sepals lanceolate, ca. 1 mm; petals pale-yellow, spurred petal 7-9 mm, spur incurved, ca. 2 mm, crest high, marginal wing well developed, both crest and wing wrinkled or dentate, unspurred outer petal similar to spurred petal, 6-8 mm; inner petals 5-7 mm, blade apex ca. 2 times wider than distinctly lobed base, claw 2-3 mm; nectariferous spur less than 1/2 length of petal spur; style 1.5-2 mm; stigma wider than long, with 4 terminal papillae. Capsules pendent, linear, straight or sometimes reflexed, (14-) 18-20 (-22) mm. Seeds ca. 2 mm diam., minutely decorated on narrow marginal ring.


Phenology: Flowering early–late spring.
Habitat: Wooded slopes, bottomlands, and rock outcrops, in moist, loose soil
Elevation: 0-650 m

Distribution

V3 473-distribution-map.gif

Ont., Ala., Ark., Del., D.C., Fla., Ill., Ind., Iowa, Kans., Ky., La., Md., Mich., Miss., Mo., Nebr., N.J., N.Y., N.C., Ohio, Okla., Pa., S.C., Tenn., Va., W.Va.

Discussion

Selected References

None.

Lower Taxa

None.

"thin" is not a number."dm" is not declared as a valid unit of measurement for this property."wider than long" is not a number.

... more about "Corydalis flavula"
Kingsley R. Stern +
(Rafinesque) de Candolle in A. P. de Candolle and A. L. P. de Candolle +
Fumaria flavula +
2 times wider than distinctly lobed base +
0.6 cm6 mm <br />0.006 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
adnate +  and connate +
2 cm20 mm <br />0.02 m <br /> (2.2 cm22 mm <br />0.022 m <br />) +
reflexed +  and pendent +
1.8 cm18 mm <br />0.018 m <br /> (2 cm20 mm <br />0.02 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
wrinkled +
Ont. +, Ala. +, Ark. +, Del. +, D.C. +, Fla. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, La. +, Md. +, Mich. +, Miss. +, Mo. +, Nebr. +, N.J. +, N.Y. +, N.C. +, Ohio +, Okla. +, Pa. +, S.C. +, Tenn. +, Va. +  and W.Va. +
0-650 m +
dehiscent +  and indehiscent +
Wooded slopes, bottomlands, and rock outcrops, in moist, loose soil +
terminal +  and axillary +
barely exceeding leaves +  and equaling +
0.5 cm5 mm <br />0.005 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
cauline +  and basal +
not spurred +  and spurred +
3 +, both +  and 1 +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
dissimilar +  and alike +
broadly ovoid;obovoid +
0.6 cm6 mm <br />0.006 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
pale-yellow +
coherent +  and distinct +
0.7 cm7 mm <br />0.007 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
not spongy +
Flowering early–late spring. +
perpendicular +
incised +  and leaflike +
in A. P. de Candolle and A. L. P. de Candolle, Prodr. +
1-5-flowered +  and cleistogamous-flowered +
inconspicuous +
succulent +
decorated +
reniform +  and subglobose +
persistent +  and caducous +
lanceolate +
1 cm10 mm <br />0.01 m <br /> (?) +
2 cm20 mm <br />0.02 m <br /> (?) +
branching +  and simple +
climbing +  and prostrate +
ascending +, prostrate +  and erect +
1;several +
persistent +
compressed +
thread-like +
0.15 cm1.5 mm <br />0.0015 m <br /> (?) +  and 0.2 cm2 mm <br />0.002 m <br /> (?) +
Capnodes flavulum +
Corydalis flavula +
Corydalis +
species +
wrinkled +