Anomochlooideae

Anomochloa marantoidea

Streptochaeta angustifolia

Pharoideae

Puelioideae

Bambusoideae

Herbaceous
Raddia brasiliensis  An herbaceous bamboo. It has ballistic seed dispersal.

Woody
Bambusa textilis McClure - Miami, FL 7/92 - Sporadic flowering.
 

Erhartoideae

Erharta sp.

Danthonioideae

Danthonia caespitosa

Pooideae

Lolium perenne
Poa annua
Briza major
Bromus sp.

Panicoideae

Andropogoneae
Andropogon glomeratus
Andropogon gyrans (a very big -1.7mb - pic of a few flowers)
Erianthus giganteus
Sorghastrum nutans

Paniceae
Panicum amarum
Panicum repens
Panicum portoricense
Panicum virgatum
Panicum scabrisculum  (1.1 mb pic of flowers)
Coix lacryma-jobi

Centothecoideae

Chasmanthium latifolium (by Daniel Reed - 2bnthewild.com)

Aristidoideae

Aristida stricta

Arundinoideae

Arundo donax
Phragmites australis

Chloridoideae

Ctenium aromaticum
Muhlenbergia capillaris
Spartina alternifolia