Alopecurus
Alopecurus carolinianus, Alopecurus geniculatus, Alopecurus myosuroides, Alopecurus pratensis
Andropogon
Andropogon gerardii - Big Bluestem, Andropogon glomeratus, Andropogon ternarius, Andropogon virginicus, Andropogon virginicus, Andropogon virginicus
Bromus
Bromus ciliatus, Bromus japonicus, Bromus japonicus, Bromus kalmii, Bromus latiglumis, Bromus rigidus, Bromus tectorum
Festuca
Festuca arundinacea, Festuca arundinacea, Festuca of North America, Festuca ovina, Festuca ovina
Leersia
Action Plan for Leersia oryzoides, Grass Genera of the World - Leersia, Leersia hexandra, Leersia oryzoides
Microstegium
Grass Genera of the World - Microstegium, Japanese Stilt Grass (Microstegium vimineum), Microstegium vimineum (Japanese stilt grass)
Panicum
Panicum decompositum, Panicum milliaceum, Panicum torridum, Switchgrass (Panicum virgatum)
Phyllostachys
Phyllostachys aurea, Phyllostachys bambusoides, Phyllostachys makinoi, Phyllostachys nigra, Phyllostachys purpurata
Sorghum
Sorghum halepense, Sorghum halepense, Sorghum halepense, Sorghum halepense (Johnson Grass), Sorghum halepense - Johnson Grass - Vegetation Man, Sorghum vulgare, Sorghum: Origin, History, Technology, Production
American Bamboo Society
Descriptions of every species of bamboo sold in the United States, general information about bamboo, and links to bamboo societies around the world.
Catalogue of New World Grasses (Poaceae)
Project to database and link all nomenclature, types, synonymy, current taxonomy, and distribution for grasses occurring from Alaska and Greenland to Tierra del Fuego.
Gramineae in the Families of Flowering Plants
Older mirror of the Grass Genera of the World DELTA site at the University of New Orleans. Contains list of genera (without links) and some unique illustrations.
Grass Genera of the World
Descriptions and illustrations of over 800 grass genera by L. Watson and M. J. Dallwitz. Includes synonyms, morphology, anatomy, physiology, phytochemistry, cytology, classification, pathogens, and distribution. Based on the DELTA system adopted by the International Taxonomic Databases Working Group.
Grass Hybrids Database
A cooperative project dedicated to collecting data from interspecies crosses between Gramineae (=Poaceae) and disseminating these data immediately via the searchable hybrids list database on this website.
Know Your Grasses
Descriptions and ink drawings of over 70 range grasses of Texas. The TEXNAT site is an information database on natural resource management of Texas rangelands. Texas A&M Research and Extension Center in San Angelo.
Manual of Grasses for North America
Information about and from a project creating a taxonomic account of all grasses that have been found growing without cultivation in the continental United States and Canada plus, many cultivated species grown in the region.
Poaceae in Flowering Plant Families - University o
Photos and short descriptions of about 20 grasses important in Hawaii.
Pooideae (Poaceae) in Australia
Database under development representing 59 genera and 303 taxa in the subfamily Pooideae (formerly, Festucoideae). Descriptions and illustrations. By C.M. Weiller, M.J. Henwood, J. Lenz and L. Watson. Uses the DELTA System.
Stipeae
Limited taxonomic information about this tribe of grasses, which includes Achnatherum, Aciachne, Anemanthele, Austrostipa, Jarava, Macrochloa, Nassella, Nicoraella, Oryzopsis, Piptochaetium, Ptilagrostis, Stipa, and Trikeraia.
Texas Grasses
Taxonomy, key and descriptions of genera, checklist, anatomy, and glossary.
Virtual Flora: Poaceae (Grasses)
Photo gallery and descriptions (in Swedish) of Scandinavian grasses. Database (Sök i Riksmuseets samlingar) can be searched by those unfamiliar with Swedish. Grasses are given common names in English, German, and up to four Scandinavian lanuguages, the images can be useful in any language, and the Home Page (Innehållsförteckning) provides accessibility to plant lists using internationally recognizable visual symbols.
World Grasses Database - Kew Royal Botanic Gardens
Downloadable (20 MB) morphological descriptions of some 9000 species coded in DELTA (DEscription Language for TAxonomy) format using approximately 1000 characters. Uses INTKEY software available elsewhere, a program for interactive identification and information retrieval, to generate printed descriptions of species and genera, list the occurrence of particular characters or character combinations, assist in key construction, and make identifications.