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Project Name Data (Last Modified On 9/11/2013)

Flora Data (Last Modified On 9/11/2013)
Genus Oldenlandia L.
PlaceOfPublication Sp. P1. 119. 1753
Note LECTOTYPE: 0. corymbosa L.
Description Herbs or rarely subshrubs. Leaves callose mucronate at the apex; stipular sheath adnate to the petiole. Inflorescences terminal or pseudo axillary, flowers solitary at the nodes or clustered. Flowers 4-merous, isostylous or heterostylous, the calycine cup dentate; corolla tube often short, often barbate at the mouth; stamens inserted at the base of the corolla lobes or well into the tube, the anthers dorsifixed; style glabrous or pubescent, the stigmas 2, subglobose or elongate, the ovary 2-celled, the ovules numerous on a peltate placenta. Fruits capsular,
Habit Herbs or rarely subshrubs
Description the wall horny, sometimes produced within the calyx into a beak and there de- hiscing loculicidally by a cleft; seeds usually numerous, subglobose or angular, smooth or alveolate.
Distribution occurs throughout warmer areas of the world.
Note It is a genus of about 300 species.
Key a. Leaf blades to 0.3 cm long ...... 1. 0. callitrichoides aa. Leaf blades 1.5-5.5 cm long. b. Leaves with lateral veins evanescent; flowers 1-5 ...... 2. 0. corymbosa bb. Leaves with lateral veins visible; flowers solitary ...... 3. 0. lancifolia
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