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FOC | Family List | FOC Vol. 8 | Brassicaceae

47. Neomartinella Pilger in Engler & Prantl, Nat. Pflanzenfam., Nachtr. 3: 134. 1906.

堇叶芥属 jin ye jie shu

Martinella H. Léveillé, Bull. Soc. Bot. France 60: 290. 1904, not Cooke & Massee (1889), nor Baillon (1891); Esquiroliella H. Léveillé.

Herbs annual. Trichomes absent. Stems few to several from basal rosette, simple, leafy or leafless. Basal leaves long petiolate, rosulate, simple, palmately veined, margin crenate-repand or rarely subentire, with distinct apiculate callosities that terminate ultimate veins and occupy marginal notches. Cauline leaves absent or similar to basal. Racemes ebracteate, elongated in fruit. Fruiting pedicels slender, erect or divaricate. Sepals ovate or rarely oblong, spreading, base of lateral pair not saccate. Petals white, spreading; blade obcordate, apex emarginate; claw absent. Stamens 6, spreading, subequal in length; filaments strongly dilated at base; anthers ovate, obtuse at apex. Nectar glands confluent, subtending bases of all stamens; median glands present. Ovules 10-40 per ovary. Fruit dehiscent siliques, linear or oblong, terete or rarely slightly latiseptate, sessile; valves papery, with an obscure midvein, torulose; replum rounded; septum complete, membranous, translucent, veinless; style absent or distinct and to 1 mm, cylindric or clavate; stigma capitate, entire. Seeds uniseriate, wingless, oblong or orbicular, slightly flattened; seed coat minutely reticulate, not mucilaginous when wetted; cotyledons accumbent.

* Three species.

1 Stems leafy; style clavate   1 N. yungshunensis
+ Stems leafless; style absent or cylindric.   (2)
2 (1) Style absent or rarely to 0.2 mm; sepals 1.5-2 mm; petals 4-5.5 mm; ovules 10-20 per ovary; fruit oblong-linear or oblong, 5-12 mm; at least some flowers on solitary pedicels   2 N. violifolia
+ Style cylindric, to 1 mm; sepals ca. 3.5 mm; petals ca. 8 mm; ovules 30-40 per ovary; fruit linear, young ones longer; flowers in racemes   3 N. grandiflora

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