Senna Mill.

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IDnature guides:

Identification key for tree genera of Madagascar

Licensehttp://creativecommons.org/licenses/by-nc-sa/3.0/
Rights holder/AuthorJohn Pickering, Discover Life
Sourcehttp://www.discoverlife.org/mp/20q?search=Senna

Physical Description:

Perennial, Shrubs, Herbs, Stems woody below, or from woody crown or caudex, Stems erect or ascending, Stems or branches arching, spreading or decumbent, Stems less than 1 m tall, Stems solid, Stems or young twigs sparsely to densely hairy, Leaves alternate, Leaves petiolate, Stipules inconspicuous, absent, or caducous, Stipules conspicuous, Stipules setiform, subulate or acicular, Stipules persistent, Stipules free, Leaves compound, Leaves even pinnate, Leaf or leaflet margins entire, Leaflets opposite, Leaflets 5-9, Leaflets 10-many, Leaves glabrous or nearly so, Inflorescences racemes, Inflorescences spikes or spike-like, Inflore scence axillary, Bracts conspicuously present, Flowers actinomorphic or somewhat irregular, Calyx 5-lobed, Calyx glabrous, Petals separate, Petals orange or yellow, Fertile stamens 6-8, Stamens heteromorphic, graded in size, Stamens completely free, separate, Filaments glabrous, Anthers opening by basal or terminal pores or slits, Style terete, Fruit a legume, Fruit stipitate, Fruit unilocular, Fruit freely dehiscent, Fruit oblong or ellipsoidal, Fruit exserted from calyx, Fruit compressed between seeds, Fruit glabrous or glabrate, Fruit 11-many seeded, Seed with elliptical line or depression, pleurogram, Seeds ovoid to rounded in outline, Seed surface smooth, Seeds olive, brown, or black.

Licensehttp://creativecommons.org/licenses/by-nc-sa/3.0/
Rights holder/AuthorCompiled from several sources by Dr. David Bogler, Missouri Botanical Garden in collaboration with the USDA NRCS NPDC
Sourcehttp://plants.usda.gov/java/profile?symbol=SEAL5

Range Description:

Senna artemisioides is endemic to Australia, distributed across all mainland states throughout arid habitats.

Licensehttp://creativecommons.org/licenses/by-nc-sa/3.0/
Rights holder/Author© International Union for Conservation of Nature and Natural Resources
Sourcehttp://www.iucnredlist.org/apps/redlist/details/19891599

Statistics of barcoding coverage:

Barcode of Life Data Systems (BOLD) Stats
Specimen Records:132
Specimens with Sequences:188
Specimens with Barcodes:138
Species:36
Species With Barcodes:33
Public Records:47
Public Species:20
Public BINs:0

Licensehttp://creativecommons.org/licenses/by/3.0/
Rights holder/AuthorSujeevan Ratnasingham, Paul D.N. Hebert, Barcode of Life Data Systems (BOLD)
Sourcehttp://www.boldsystems.org/index.php/Taxbrowser_Taxonpage?taxid=204695

NatureServe Conservation Status:

Rounded Global Status Rank: GNR - Not Yet Ranked

Licensehttp://creativecommons.org/licenses/by-nc/3.0/
Rights holder/AuthorNatureServe
Sourcehttp://explorer.natureserve.org/servlet/NatureServe?searchName=Senna+septentrionalis

Associations:

Foodplant / sap sucker
Rhizoecus sucks sap of live stem base of Senna
Other: major host/prey

Licensehttp://creativecommons.org/licenses/by-nc-sa/3.0/
Rights holder/AuthorBioImages, BioImages - the Virtual Fieldguide (UK)
Sourcehttp://www.bioimages.org.uk/html/Senna.htm

Description:

Suffruticose perennial, up to 90 cm tall. Branches glabrous to subglabrous. Stipules lateral, c. 1.5 mm long, acute. Leaf paripinnate, c. 4.5-11.5 cm long. Leaflets 5-9 pairs, petiolule c. 1 mm long, lamina c. 1.2-4 cm long, c 3.5-10 mm wide, glabrous to sparingly hairy on both sides, lanceolate to ovate, tip acute. Inflorescence termical or axillary raceme, up to 15 cm long. Young flowers covered with c. 7-8 mm long cup-shaped bracts. Pedicel 3-4 cm long. Sepals 5, subequal, 10-13 mm long, c. 6-8 mm broad, spoon shaped or cup shaped, light yellow in colour. Petals 5, subequal, 14-17 mm long, 7-10 mm wide, obovate, shortly claw¬ed, deep yellow, veins becoming prominent after drying. Stamens 10, upper 3 reduced to staminodes, rest perfect, 2 lower largest. Ovary densely hairy, stipitate. Fruit c. 4-5 cm long, c. 16-22 mm broad, sparsely hairy, turning black at maturity, generally 4-10 seeded; stipe 2-3 mm.

Licensehttp://creativecommons.org/licenses/by-nc-sa/3.0/
Rights holder/AuthoreFloras.org Copyright © Missouri Botanical Garden
Sourcehttp://www.efloras.org/florataxon.aspx?flora_id=5&taxon_id=250063485

National Distribution:
United States

Origin: Exotic

Regularity: Regularly occurring

Currently: Unknown/Undetermined

Confidence: Confident

Licensehttp://creativecommons.org/licenses/by-nc/3.0/
Rights holder/AuthorNatureServe
Sourcehttp://explorer.natureserve.org/servlet/NatureServe?searchName=Senna+artemisioides

Statistics of barcoding coverage: Cassia sp. queensland:

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 0
Specimens with Barcodes: 4
Species With Barcodes: 1

Licensehttp://creativecommons.org/licenses/by/3.0/
Rights holder/AuthorSujeevan Ratnasingham, Paul D.N. Hebert, Barcode of Life Data Systems (BOLD)
Sourcehttp://www.boldsystems.org/index.php/Taxbrowser_Taxonpage?taxid=354985

Senna septemtrionalis:

Senna septemtrionalis is a plant species in the genus Senna.

See also

References

Licensehttp://creativecommons.org/licenses/by-sa/3.0/
Rights holder/AuthorWikipedia
Sourcehttp://en.wikipedia.org/w/index.php?title=Senna_septemtrionalis&oldid=547769164
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