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FOC | Family List | FOC Vol. 8 | Brassicaceae

58. Eurycarpus Botschantzev, Bot. Mater. Gerb. Bot. Inst. Komarova Akad. Nauk S.S.S.R. 17: 172. 1955.

宽果芥属 kuan guo jie shu

Herbs perennial, woolly or pilose; caudex slender, few branched. Trichomes simple, mixed with stalked, 1-3-forked ones. Stems erect, simple from rosette. Basal leaves petiolate, rosulate, simple, entire. Cauline leaves absent. Racemes several to many flowered, ebracteate, corymbose, elongated slightly in fruit. Fruiting pedicels slender, divaricate. Sepals oblong, caducous, base of lateral pair not saccate, margin membranous. Petals purple; blade spatulate, apex obtuse; claw subequaling sepals. Stamens 6, tetradynamous; filaments dilated at base; anthers oblong, obtuse at apex. Nectar glands confluent and subtending bases of all stamens; median glands present. Ovules 8-20 per ovary. Fruit dehiscent silicles, oblong, elliptic, ovate-oblong, or ovate-lanceolate, strongly latiseptate, subsessile; valves obscurely veined, glabrous, smooth; replum rounded; septum complete or reduced to a rim, membranous, translucent; style to 0.5 mm, conical or subconical; stigma capitate, entire, minute. Seeds biseriate, wingless, oblong, plump or slightly flattened; seed coat minutely reticulate, not mucilaginous when wetted; cotyledons incumbent or accumbent.

Two species: China, Kashmir; two species (one endemic) in China.

1 Leaves woolly; fruit oblong-ovate or ovate-lanceolate; septum reduced to a rim; cotyledons accumbent   1 E. lanuginosus
+ Leaves pilose; fruit elliptic or oblong, rarely ovate-elliptic; septum complete; cotyledons incumbent   2 E. marinellii

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