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Rapistrum rugosum

(L.) All. (1785)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Rosids Order: Brassicales Family: Brassicaceae Genus: Rapistrum

Description

Key Characters:

Growth Form: Plants hispid proximally, glabrous distally.

Stems: Stems (1–)2–10(–15) dm.

Roots:

Leaves: Leaves simple. Alternate. Basal leaves with 1–5 lobes each side, 2–25 cm, lateral lobe oblong or ovate, terminal lobe suborbicular or ovate, larger than lateral; cauline leaves blade simple or sinuately lobed. Margins of basal leaves irregularly dentate; cauline leaves margins subentire or dentate. Petioles of basal leaves 1–5 cm. Stipules absent.

Flowers: Flowers in racemes (corymbose, several-flowered), greatly elongated in fruit. fruiting pedicels erect [ascending], (usually appressed to rachis), slender to stout. Flowers bisexual (perfect); fruiting pedicels erect, (appressed to rachis), 1.5–5 mm. Calyx of 4 sepals; sepals 2.5–5 mm. Corolla of 4 petals; petals pale yellow, 6–11 × 2.5–4 mm. Stamens 6, tetradynamous; filaments not dilated basally; filaments 4–7 mm; anthers 1.2–1.5 mm. Ovary superior; styles 1–3(–5) mm.

Fruit: Fruits: valvular segment ellipsoid; 0.7–3 × 0.5–1.5 mm; terminal segment globose or ovoid; 1.5–3.5 × 1–2.8 mm; usually rugose or ribbed; rarely smooth. Seeds 1.5–2.5 mm.

Ploidy: 2n = 16

Habitat: Roadsides; disturbed sites; waste places; fields; grassy banks; ballast.

Elevation Range: 0–2000 m.

Historical Distribution

Synonyms (57)

Arthrolobus rugosus Andrz. ex DC. (1821)
Bunias perennis Moench (1802)
Bunias raphanifolia Sm. (1813)
Bunias verrucosa Moench (1794)
Cakile clavata (DC.) Spreng. (1825)
Cakile rugosa (L.) L'Hér. ex DC. (1805)
Cakile rugosa var. stylosa DC. (1815)
Cochlearia rugosa (L.) Crantz (1769)
Cordylocarpus glaber D.Dietr. ex Steud. (1821)
Crucifera erratica E.H.L.Krause (1902)
Crucifera rugosa E.H.L.Krause (1902)
Hirschfeldia hispanica (L.) Linding. (1926)
Myagrum clavatum Poir. (1811)
Myagrum hispanicum L. (1753)
Myagrum monospermum Forssk. (1775)
Myagrum orientale L. (1753)
Myagrum procumbens Pourr. (1788)
Myagrum rugosum L. (1753)
Myagrum stylosum Gochnat ex DC. (1821)
Myagrum venosum Pers. (1806)
Rapistrum clavatum DC. (1821)
Rapistrum confusum Pomel (1875)
Rapistrum conoideum Pomel (1875)
Rapistrum glabrum Host (1827)
Rapistrum hirsutum Host (1827)
Rapistrum hirtum Host (1827)
Rapistrum hispanicum (L.) Crantz (1769)
Rapistrum hispidum Godr. (1853)
Rapistrum linnaeanum Boiss. & Reut. (1842)
Rapistrum longiracemosum Sennen (1930)
Rapistrum microcarpum Jord. ex Loret (1859)
Rapistrum nemausense (Roux ex Cabanès) P.Fourn. & Cabanès (1933)
Rapistrum orientale (L.) Crantz (1769)
Rapistrum rugosum f. arenicola Bolzon (1911)
Rapistrum rugosum f. lixi Caball. (1930)
Rapistrum rugosum f. orientale (L.) Cout. (1939)
Rapistrum rugosum f. subscaposum Bolzon (1911)
Rapistrum rugosum proles microcarpum Rouy & Foucaud (1895)
Rapistrum rugosum subsp. linnaeanum (Coss.) Rouy & Foucaud (1895)
Rapistrum rugosum subsp. microcarpum (Jord. ex Loret) P.Fourn. (1936)
Rapistrum rugosum subsp. nemausense (Roux ex Cabanès) P.Fourn. & Cabanès (1933)
Rapistrum rugosum subsp. orientale (L.) Arcang. (1882)
Rapistrum rugosum subvar. glabrum (Cariot ex Rouy & Foucaud) Maire (1965)
Rapistrum rugosum var. conoideum (Pomel) Maire & Weiller (1965)
Rapistrum rugosum var. glabrum Cariot ex Rouy & Foucaud (1895)
Rapistrum rugosum var. linnaeanum Coss. (1887)
Rapistrum rugosum var. macrocarpum Rouy & Foucaud (1895)
Rapistrum rugosum var. microcarpum (Jord. ex Loret) Rouy & Foucaud (1895)
Rapistrum rugosum var. orientale (L.) Coss. (1887)
Rapistrum rugosum var. scabrum Rouy & Foucaud (1895)
Rapistrum rugosum var. strictissimum (Pomel) Batt. (1888)
Rapistrum rugosum var. stylosum (DC.) DC. (1821)
Rapistrum rugosum var. venosum (Pers.) DC. (1821)
Rapistrum strictissimum Pomel (1875)
Rapistrum venosum Nyman (1878)
Schrankia rugosa (L.) Medik. (1792)
Schrankia sulcata Moench (1802)

Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

Kaua'i Naturalized

Dispersal Agents


Pollinators

Specimens

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Bibliography

Name Published In: Fl. Pedem. 1: 257 (1785)

Other References

Lorence et al. 1995:27 (NEWNAT/K, DESCR)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Rapistrum rugosum (L.) All. waimea, hwy 50 between eleele and kalaheo, ~2.1 mi. e of eleele shopping center Roadside. PRESERVED_SPECIMEN flynn, t. lorence, d. collector number: 2182 Kauai BISH 5/5/1987
2 Rapistrum rugosum (L.) All. Waimea, Hwy 50 between Eleele and Kalaheo, ~2.1 mi. E of Eleele Shopping Center Roadside. PRESERVED_SPECIMEN Flynn, T. 2182 Kauai BISH 5/5/1987
3 Rapistrum rugosum (L.) All. KAUAI: Waimea District. Hwy 50 between Eleele and Kalaheo, c a 2.1 miles east of Eleele Shopping Center. Elev. ca 440 ft. PRESERVED_SPECIMEN Tim Flynn 2182 Kauai PTBG 5/5/1987
4 Rapistrum rugosum (L.) All. Waimea Dist., Hwy 50 between Eleele and Kalaheo, ca 2.1 mi E of Eleele Shopping Center PRESERVED_SPECIMEN Flynn, T. W.; Lorence, D. H. 2182 Kauai US 5/5/1987
5 Rapistrum rugosum (L.) All. waimea dist., hwy 50 between eleele and kalaheo, ca 2.1 mi e of eleele shopping center PRESERVED_SPECIMEN t. w. flynn & d. h. lorence 2182 Kauai US 5/5/1987
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