| The A158 ear always has paired spikelets, one sessile and one pedicellate. |
| The genus is about equally divided into two subgenera, those with pedicellate flowers and those with sessile flowers. |
| General term for any loose and irregular flower-cluster, commonly of the racemose type, with pedicellate flowers. |
| The Flowers in P. dasycaulon is comparatively small, hermaphrodite, short pedicellate, complete, zygomorphic, pentamerous, polypetalous, hypogynous and light cream in colour. |
| A loose, irregularly compound inflorescence with pedicellate flowers. |
| The synangium is sessile to pedicellate, consists of 2 3 microsporangia, the latter opening by horizontal slits. |
