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Antiotrema Hand.-Mazz.

长蕊斑种草属

Description from Flora of China

Herbs perennial, pubescent or hispid; stems erect, leafy. Basal leaves forming a rosette. Cymes in terminal paniculate clusters, ebracteate. Flowers short pedicellate. Calyx 5-parted more than 2/3 length, slightly enlarged in fruit. Corolla light blue or pale purplish red, funnelform; appendages borne below middle of corolla tube, oblong, papillose, apex obtuse; lobes orbicular, more than 2 × as long as tube. Stamens equal, exserted, inserted between appendages, lower part of filaments adnate to corolla tube; anthers oblong, obtuse. Gynobase flat. Nutlets erect, semiovoid, adaxial aperture 2-layered, longitudinal, ringlike, abaxially convex, tuberculate, inside layer membranous; attachment scar basal, orbicular-triangular. Style persistent, ca. 2 × as long as nutlets; embryo straight, erect.

One species: endemic to China.


 

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