Senna martiana ( Bentham 1870: 127–128 ) H.S. Irwin & Barneby (1982: 465)

Gomes, Aureliana Santos, Rodrigues, Erimágna De Morais, Moura, Débora Coelho, Melo, José Iranildo Miranda De, Ribeiro, Rayane De Tasso Moreira & Queiroz, Rubens Teixeira De, 2022, Fabaceae Lindl. in a Conservation Unit in the Semi-Arid Region of Paraíba, Brazil, Phytotaxa 555 (1), pp. 17-41 : 35

publication ID

https://doi.org/ 10.11646/phytotaxa.555.1.2

DOI

https://doi.org/10.5281/zenodo.6886149

persistent identifier

https://treatment.plazi.org/id/038E87C1-9943-5F38-04DF-EC11FD727423

treatment provided by

Plazi

scientific name

Senna martiana ( Bentham 1870: 127–128 ) H.S. Irwin & Barneby (1982: 465)
status

 

32. Senna martiana ( Bentham 1870: 127–128) H.S. Irwin & Barneby (1982: 465) View in CoL . ( Fig. 4j View FIGURE 4 )

Shrubs, branches tomentose, inermous. Nectary stipule, sessile. Stipules lateral, acicular. Leaves paripinnate, 32– 36–foliolate, leaflets opposite, lanceolate, venation brochidodromous, translucid punctuation absent. Inflorescence raceme, axillary, terminal. Flowers pedicillate, asymmetric, diplostemonous; calyx dialysepalous, sepals 5, corolla dialypetalous, yellow, petals 5; androecium dialystaminous, heterodinamous, anthers poricidal; ovary superior, stipitate, pluriovulate. Fruit legume, stipitate, linear, plano-striate, margin straight, epicarp glabrous, black. Seeds obovate, plane, coat brown, hilum basal.

Examined material:— BRAZIL. Paraíba: Maturéia, Pico do Jabre , 1.100 m elev., 22 February 2019, fl., Aureliana Gomes 2031 ( HACAM) .

Distribution and ecology: — The species is exclusive to the Brazilian Northeast, found in the states of Alagoas, Bahia, Ceará, Paraíba, Pernambuco, Piauí and Rio Grande do Norte related to the Caatinga domain (BFG 2018). In Paraíba it is comun in Cariri paraibano next the great granitic formations ( Queiroz 2021).

Phenology:— Registered with flowers and fruits in February.

Taxonomic discussion:— Senna martiana can be recognized, mainly, by the shrubby habit, lateral stipules, paripinnate leaves, inflorescence in terminal raceme and by the flowers of yellow corolla. It is distinguished from other similar representatives of the area studied by the presence of a gland in the stipule, yellow bracts and leaves with leaflets greater than three pairs in Senna obtusifolia .

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Fabales

Family

Fabaceae

Genus

Senna

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