"Bovista nigrescens " puffballs are often found in grass and pastureland.
2.
Some species are of economic importance, such as " Lessonia nigrescens ", which is harvested for alginate.
3.
Molecular studies show one of the three red-coloured races, var . " nigrescens " is genetically more distinct.
4.
Gregs . from the Isle of Man and the Irish coast, is uniformly darker slate colour; ab . " nigrescens"
5.
The blackish blindsnake ( " Ramphotyphlops nigrescens " ) follows trails laid by banded sugar ants, possibly to locate them as potential prey.
6.
Further from the river is Acacia nigrescens woodland, covering 10.5 % of the PNZ, merging into mopane and miombo landscapes in the south.
7.
The two Pacific Ocean species of large Robalo ( " Centropomus viridis " and " Centropomus nigrescens " ) are somewhat easier to distinguish.
8.
Mycologists Andreas Bresinsky and Manfred Binder pore surface and a trichoderm-like cap cuticle . " Leccinellum nigrescens " ( originally " Leccinum nigrescens"
9.
Mycologists Andreas Bresinsky and Manfred Binder pore surface and a trichoderm-like cap cuticle . " Leccinellum nigrescens " ( originally " Leccinum nigrescens"
10.
""'Crassispira nigrescens " "'is a species of small predatory sea snail, a marine gastropod mollusk in the family Pseudomelatomidae,.