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Ochna beirensis

Description

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Family Ochnaceae

Trees and shrubs , rarely herbs. Leaves alternate, simple , rarely pinnately compound , petiolate ; stipules entire or sometimes lacerate , persistent or caducous ; leaf blade margin dentate , serrate or rarely entire; veins pinnate. Inflorescences terminal or axillary , cymose or racemose, rarely 1-flowered. Flowers generally bisexual , actinomorphic or more rarely zygomorphic, bracteate ; pedicels articulated. Sepals (2-4) 5(10-15), free or more rarely united , imbricate or valvate . Petals (3-) 5(-8), mostly free, clawed to sessile, contorted or imbricate. Stamens 5-10 or numerous ; filaments generally free and persistent, or anthers sessile; anthers basifixed , longitudinally dehiscent or poricidal ; staminodes present or not, sometimes persistent, awl-shaped , spatulate , or petaloid , sometimes connected into a tube . Gynoecium (2 or) 3-5(-15) -carpellate, gynophore present or rarely absent; ovary superior, entire or deeply lobed , generally long styled; placentation basal, axile or parietal , rarely laminar ; ovules 1 or 2 or numerous per locule; stigma entire or sometimes shortly divided at apex. Fruit fleshy or non-fleshy, generally a septicidal capsule, rarely a nut with accrescent sepals or a drupe, or separating into up to 15 blackish drupelets on a colored accrescent receptacle. Seeds endospermic or non-endospermic, winged or not; germination phanerocotylar or cryptocotylar ; embryo usually straight, more rarely curved .

About 27 genera and ca. 500 species: tropical zones, mainly in the Neotropics; three genera and four species (one endemic) in China.[1]

Genus Ochna

Small trees or shrubs . Stipules small, intrapetiolarly united , deciduous; leaf blade simple , margin generally serrate, rarely entire; secondary veins curved upward, especially near margin, not joining in a submarginal vein . Inflorescences branched, sometimes corymbose . Sepals (4 or) 5, completely enclosing floral bud, margins entire, often accrescent and colored in fruit, persistent . Petals 5-12, yellow or rarely orange or white, contorted. Stamens numerous , 2- or more whorled ; filaments short or elongate , persistent; anthers poricidal or more rarely longitudinally dehiscent . Ovary deeply lobed , 3-15-locular; ovule 1 per locule; style gynobasic , slender; stigma generally slightly lobed. Drupelets 3-10(or 15), black, inserted on accrescent receptacle. Seed non-endospermic; embryo straight or curved.

About 85 species: mainly in tropical Africa, a few species in tropical Asia; one species in China.[2]

Taxonomy

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Notes

Publishing author : N.Robson Publication : in Bol. Soc. Brot., Ser. 2, xxxvi. 17 (1962).

Similar Species

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Members of the genus Ochna

ZipcodeZoo has pages for 296 species, subspecies, varieties, forms, and cultivars in this genus. Here are just 100 of them:

O. acuminata · O. acutifolia · O. affinis · O. afzelii · O. afzelioides · O. alba · O. alboserrata · O. alternifolia · O. amplexicaulis · O. anceps · O. andamanica · O. andravinensis · O. angolensis · O. angulata · O. angustata · O. angustifolia · O. antunesii · O. apetala · O. aquatica · O. arborea · O. arborea var. oconnorii · O. ardisioides · O. arenaria · O. aschersoniana · O. atropurpurea · O. axillaris · O. bakeriana · O. barbosae · O. barteri · O. beddomei · O. beirensis · O. bequaertii · O. bernieri · O. blanchetiana · O. boiviniana · O. boranensis · O. brachypoda · O. bracteosa · O. braunii · O. brevipes · O. brunnescens · O. buettneri · O. calodendron · O. calophylla · O. capensis · O. caracasana · O. cardiosperma · O. carvalhi · O. cassinifolia · O. castaneaefolia · O. caudata · O. chilversii · O. chirindica · O. chrysantha · O. ciliata · O. cinnabarina · O. citrina · O. coccinea · O. collina · O. comorensis · O. conduplicata · O. confertiflora · O. confusa · O. congesta · O. congoensis · O. cordata · O. cordiosperma · O. corymbosa · O. crassifolia · O. crassinervia · O. crocea · O. cuspidata · O. cyanophylla · O. davilliflora · O. debeerstii · O. decaisnei · O. dekindtiana · O. delagoensis · O. densicoma · O. dependens · O. dubia · O. duparqueti · O. elegans · O. elongata · O. fascicularis · O. ferruginea · O. fieldingiana · O. fischeri · O. floribunda · O. foxworthyi · O. fruticulosa · O. fryeri · O. fuscescens · O. gamblei · O. gambleoides · O. gamostigmata · O. gigantophylla · O. gilgiana · O. gilgii · O. gilletiana

More Info

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Further Reading

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Notes

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Contributors

Identifiers

Footnotes

  1. Zhixiang Zhang & Maria do Carmo E. Amaral "Ochnaceae". in Flora of China Vol. 12 Page 361. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
  2. "Ochna". in Flora of China Vol. 12 Page 361, 362. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
Last Revised: 2009-07-03