Brachymenium acuminatum Harv.
  • Icon. Pl.


This taxon is accepted by Bryaceae
Notes: More details could be found in The Plant List v.1.1. Originally in The Plant List v.1.0

Morphology

Plants small, forming loose turfs, light green to yellowish green, glossy; terricolous. Stems (2-)5-10 mm long, sparsely radiculose below; in section cortical cells in 2-4 rows. Leaves erect-appressed, little altered dry, concave; ovate to ovate-acuminate or ovate-lanceolate, 0.5-0.8 mm long; apex acute to acuminate; base flat, not concave; margins erect, entire. Costa short-excurrent, mucro 0.1-0.2 mm long; in section subround, ventral cells 2, large, thin-walled, dorsal substereid band 2 cells thick, dorsal surface cells undifferentiated. Upper laminal cells mostly 6-10: 1, fusiform to linear-rhomboidal, ± sinuolate, (50-)75-150 µm long, 12-18 µm wide, dorsal surface weakly thickened; basal cells generally distinct,quadrate to short-rectangular, 1-2: 1, thin-walled. Perichaetial leaves triangular, ± 1 mm long. Seta (6-)10-15(-22) mm long, yellowish; capsule suberect to inclined or almost horizontal, clavate to cylindrical-pyriform or occasionally smaller and pyriform, 2.5-3.5 mm long, yellowish, neck sulcate, to 1 mm long; exothecial cells subrectangular, walls ± wavy, 1-2 rows of transversely rectangular cells at mouth; peristome teeth 200-300 µm long, endostome with basal membrane 175-200 µm high, segments rudimentary; spores round, 16-18 µm, green, weakly papillose.

Distribution

Brachymenium acuminatum has been reported from eastern and southern Africa, South America, India, southeast Asia and Australia. In southern Africa the species is found in the northern, central, southern and eastern Transvaal, Swaziland, Natal and Lesotho. A few specimens have also been collected in the northwestern and southwestern Cape, eastern Orange Free State, central South West Africa/Namibia and Botswana.

Distribution Map

 
  • Native distribution
Found in
  • Southern America Brazil Minas Gerais

  Bibliography

  • 1 Icon. Pl.
  • 2 Magill, RE, van Rooy, J. 1987. Bryaceae. Fl. S. Africa. 1. 335 - 393.

 Information From

Brazilian Flora 2020 project - Projeto Flora do Brasil 2020
http://floradobrasil.jbrj.gov.br
Brazil Flora G (2014): Brazilian Flora 2020 project - Projeto Flora do Brasil 2020. v393.147. Instituto de Pesquisas Jardim Botanico do Rio de Janeiro. Dataset/Checklist. doi:10.15468/1mtkaw
  • A Group Brazil Flora, REFLORA Program
Bryaceae
World Flora Online Data. 2017.
  • B CC0 1.0 Universal (CC0 1.0).
e-Flora of South Africa
http://ipt.sanbi.org.za/iptsanbi/resource?r=flora_descriptions
e-Flora of South Africa. v1.21. 2018. South African National Biodiversity Institute. http://ipt.sanbi.org.za/iptsanbi/resource?r=flora_descriptions&v=1.21
  • C South African National Biodiversity Institute
World Flora Online consortium
http://www.worldfloraonline.org/organisation/WFO
World Flora Online Data. 2018.
  • D CC0 1.0 Universal (CC0 1.0).