black palm

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A condition affecting young adults, and seen on the thenar eminence of those participating in various sports—e.g., climbing, gymnastics, golfing, tennis, weight lifting, and others; BP is caused by lateral shearing stress of epidermis against the rete pegs of the papillary dermis, resulting in rupture of capillaries, and intraepidermal and intracorneal hemorrhage which translate into multiple symmetrical black spots

black palm

Tâche noire Sports medicine A condition affecting young adults, and seen on the thenar eminence of those participating in various sports–eg, climbing, gymnastics, golfing, tennis, weight lifting, and others; BP is caused by lateral shearing stress of epidermis against the rete pegs of the papillary dermis, resulting in rupture of capillaries, intraepidermal, and intracorneal hemorrhage which translate into multiple symmetrical black spots See Sports dermatology, Talon noir.
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The same characteristic was observed in Euterpe precatoria (Kuchmeister et al., 1997), Elaeis guineenses (Adam et al., 2007), Normanbya normanbyi (W.Hill) L.H.
For example, pigs were the principal cause of mortality where seeds of the tropical palm Normanbya normanbyi, occurred in high concentrations, whereas insects caused higher mortality rates when seeds were dispersed (Lott et al.
The lowland rainforest at this site is complex mesophyll vine forest, with the most abundant families being Meliaccae, Euphorbiaceae, Lauraceae, Myrtaceae, and Apocynaceae and the most abundant species being Cleistanthus myrianthus Kurz, Alstonia scholaris (L.) R.Br., Myristica insipida R.Br., Normanbya normanbyi (W.Hill) L.H.