$modus 0:
$modus 1:
Helictotrichon longifolium
Helictotrichon longifolium (Nees) Schweick. [Accepted]
Gramineae Pooideae Aveneae Aveninae
6 503724 Helictotrichon longifolium (Nees) Schweick. [0]
J.M. Wood, M.S. Evans, Natal Pl., vol. 2 : t. 191 (1899)
6 503724 Helictotrichon longifolium (Nees) Schweick. [0]
Grasses S. Africa: t. 191 ()