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Cardamine bulbosa
(Schreb. ex Muhl.) Britton, Sterns & Poggenb.
Family:
Brassicaceae
Bulbous Bittercress,
more...
spring cress
Tia Tyler
FNA
Resources
Ihsan A. Al-Shehbaz, Karol Marhold, Judita Lihová in Flora of North America (vol. 7)
Perennials;
glabrous or sparsely pubescent distally.
Rhizomes
(tuberous at stem base, sometimes also at intervals) subglobose, lobed, 4-15 mm diam. (fleshy).
Stems
erect, unbranched, (1-)2-6 dm, glabrous or sparsely pubescent on distal 1/2 (trichomes 0.02-0.1 mm).
Rhizomal leaves
simple, (2-)4-13(-16) cm; petiole (1.5-)2.5-10(-13) cm; blade usually reniform to cordate or ovate, rarely oblong, (1-)2-4(-6) cm, base obtuse to cordate, margins usually repand or entire, rarely shallowly dentate.
Cauline leaves
(2-)4-10 (-14), simple, petiolate or sessile; (middle ones) shortly petiolate or (distally) sessile, base not auriculate; blade ovate to oblong, or oblong-linear to lanceolate, 3-6(-9) cm × 10-30(-45) mm, margins entire, repand, or dentate (margins minutely pubescent).
Racemes
ebracteate.
Fruiting pedicels
ascending to divaricate, (10-)15-22 (-30) mm.
Flowers:
sepals oblong, 2.5-4.5 × 1.5-2 mm, lateral pair not saccate basally, (glabrous); petals usually white, rarely pale pink, obovate, (6-)7-12(-16) × 3-5 mm, (short-clawed, apex rounded); filaments: median pairs 4.5-7 mm, lateral pair 2-3.5 mm; anthers oblong, 1-1.5 mm.
Fruits
linear, 2-3.5(-4) cm × 1.4-1.7 mm; ovules 14-24 per ovary; style 2-4(-5) mm.
Seeds
dark orange to greenish yellow, oblong or globose, 1.7-2.1 × 1-1.4 mm.
2
n
= 16, 56, 64, 80, 96, 112. Flowering Mar-Jun. Wet grounds, low woodland, moss hummocks, alluvial woods, grassy floodplains, wet pastures, meadows, pinelands, creek bottoms, stream banks, sandy bottoms, ditches, mesic or wet forests, swamps, marshes, seepy bluffs; 0-900 m; Man., Ont., Que.; Ala., Ark., Conn., Del., D.C., Fla., Ga., Ill., Ind., Iowa, Kans., Ky., La., Maine, Md., Mass., Mich., Minn., Miss., Mo., Nebr., N.H., N.J., N.Y., N.C., Ohio, Okla., Pa., S.C., S.Dak., Tenn., Tex., Vt., Va., W.Va., Wis.
Open Interactive Map
j_appleget
Eric M Powell
j_appleget
Tia Tyler
Eric M Powell
Tia Tyler
Eric M Powell
Eric M Powell
Theia Calidris
j_appleget
Tia Tyler
Eric M Powell
Click to Display
18 Total Images
This project made possible through support from the UF Planning, Design & Construction and the UF Office of Sustainability
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