Senna

Ranawara Senna auriculata, copyright J. M. Garg.

Belongs within: Fabales.

Senna is a pantropical genus of legumes includes herbs, shrubs and trees, most of which produce bright yellow flowers.

Characters (from Hickman 1993): Perennial, shrub, tree, unarmed or spines weak. Leaves even-1-pinnate, alternate; stipules sometimes small or ephemeral; leaflets 2–10 (18) pairs. Inflorescence a raceme or panicle, axillary or terminal. Flowers generally slightly bilateral, generally showy; sepals more or less free; petals free, generally yellow; stamens free, 7 fertile, 3 sterile, anthers generally larger than filaments, opening by terminal pores. Fruits dehiscent or not. Seeds few to many.

<==Senna G04
    |--S. acclina B00
    |--S. aciphylla B00
    |--S. alata LK14
    |--S. armata [=Cassia armata] H93
    |--S. artemisioides G04
    |    |--S. a. ssp. artemisioides G04
    |    |--S. a. ssp. filifolia G04
    |    |--S. a. ssp. helmsii EF04
    |    |--S. a. ssp. oligophylla EF04
    |    `--S. a. ssp. × sturtii MLP09
    |--S. auriculata PP07
    |--S. barclayana B00
    |--S. bicapsulatus H06
    |--S. chateliana KM08
    |--S. coriaceae B00
    |--S. coronilloides B00
    |--S. corymbosa H06
    |--S. covesii [=Cassia covesii] H93
    |--S. didymobotrya H06
    |--S. glutinosa EF04
    |    |--S. g. ssp. glutinosa EF04
    |    `--S. g. ssp. pruinosa EF04
    |--S. goniodes LK14
    |--S. hirsuta H06
    |--S. leptoclada B00
    |--S. ligustrina J87
    |--S. magnifolia B00
    |--S. marksiana B00
    |--S. multiglandulosa [incl. Cassia tomentosa] H93
    |--S. nemophila B00
    |--S. notabilis LK14
    |--S. obtusifolia PP07
    |--S. occidentalis PP07
    |--S. odorata B00
    |--S. oligoclada G14
    |--S. pendula H06
    |    |--S. p. var. pendula H06
    |    `--S. p. var. glabrata H06
    |--S. petiolaris B00
    |--S. planitiicola LK14
    |--S. pleurocarpa G04
    |--S. queenslandica B00
    |--S. reticulata B14
    |--S. retusa B00
    |--S. septemtrionalis H06
    |--S. sericea MLP09
    |--S. siamea B00
    |--S. surattensis LK14
    |    |--S. s. ssp. surattensis LK14
    |    `--S. s. ssp. sulfurea LK14
    |--S. symonii LK14
    |--S. timoriensis LK14
    |--S. tora J07
    `--S. venusta LK14

*Type species of generic name indicated

REFERENCES

[B14] Bouchard, P. (ed.) 2014. The Book of Beetles: A lifesize guide to six hundred of nature's gems. Ivy Press: Lewes (United Kingdom).

[B00] Braby, M. F. 2000. Butterflies of Australia: their identification, biology and distribution vol. 1. CSIRO Publishing: Collingwood (Victoria).

[EF04] Etten, E. J. B. van, & J. E. D. Fox. 2004. Vegetation classification and ordination of the central Hamersley Ranges, Western Australia. Journal of the Royal Society of Western Australia 87 (2): 63–79.

[G14] Gibson, L. A. 2014. Biogeographic patterns on Kimberley islands, Western Australia. Records of the Western Australian Museum Supplement 81: 245–280.

[G04] Gibson, N. 2004. Flora and vegetation of the Eastern Goldfields Ranges: part 6. Mt Manning Range. Journal of the Royal Society of Western Australia 87 (2): 35–47.

[H06] Henderson, L. 2006. Comparisons of invasive plants in southern Africa originating from southern temperate, northern temperate and tropical regions. Bothalia 36 (2): 201–222.

[H93] Hickman, J. C. (ed.) 1993. The Jepson Manual: Higher Plants of California. University of California Press: Berkeley (California).

[J07] Jadhav, D. 2007. Ethno-medicinal plants used by Bhil tribe of Matrunda, district Ratlam, Madhya Pradesh, India. Bulletin of the Botanical Survey of India 49: 203–206.

[J87] Judd, W. S. 1987. Floristic study of Morne La Visite and Pic Macaya National Parks, Haiti. Bulletin of the Florida State Museum—Biological Sciences 32 (1): 1–136.

[KM08] Keighery, G. J., & W. Muir. 2008. Vegetation and vascular flora of Faure Island, Shark Bay, Western Australia. Records of the Western Australian Museum Supplement 75: 11–19.

[LK14] Lyons, M. N., G. J. Keighery, L. A. Gibson & T. Handasyde. 2014. Flora and vegetation communities of selected islands off the Kimberley coast of Western Australia. Records of the Western Australian Museum Supplement 81: 205–244.

[MLP09] McKenzie, N. L., S. van Leeuwen & A. M. Pinder. 2009. Introduction to the Pilbara Biodiversity Survey, 2002–2007. Records of the Western Australian Museum Supplement 78 (1): 3–89.

[PP07] Pandey, R. P., & P. M. Padhye. 2007. Studies on phytodiversity of Arid Machia Safari Park-Kailana in Jodhpur (Rajasthan). Bulletin of the Botanical Survey of India 49: 15–78.