Rorippa curvisiliqua (Hook.) Bessey
ex Britton
Family: Brassicaceae
Pertinent Synonyms & Notes (particularly those used in California; go to GRIN for other synonyms)
Sisymbrium curvisiliqua Hook.
Pertinent Common Names (particularly those used in California; go to GRIN for other common names)
curve-pod yellowcress
Primary Disseminule Type
seed
Description (diagnostics are in brown)
Fruit a multi-seeded dehiscent silique, linear-cylindric to narrowly oblong, only slightly compressed, curved or sometimes straight, glabrous, 0.4–1.5(1.8) cm long x 1–1.5(2) mm wide, without conspicuous beak. Style remnant 0.1–0.8 mm long.
Seed ± round to cordate in outline, partially compressed, cross-section oblong or ovate to bilobal, 0.5–0.8 mm long x 0.4–0.6(0.7) mm wide x 0.2–0.4 mm thick. Surface light yellowish-brown but darker brown in hilar region, sparkly to shiny (under magnification), minutely papillate-bubbly (colliculate), irregularly indented between the radicle and cotyledons.
Hilum in a prominent notch bordered on one side by a short radicular tip, funicular remnant lighter brown.
Embryo bent, cotyledons accumbent, endosperm lacking.
Similar Species
Risk Assessment (codes in yellow or red indicate cause for concern; assessments are current as of mid-2011; click AUQP, NZBORIC, or NZBPI for access to the most recent versions of these databases and possible assessment changes)
AUQP, NZBORIC, NZBPI