TY  - JOUR
TI  - Poales, Poaceae (pars), part 4
T2  - North American flora
VL  - 17
IS  - 4
UR  - https://www.biodiversitylibrary.org/part/298072
PB  - New York Botanical Garden
CY  - [New York]
PY  - 1931
SP  - 289
EP  - 354
AU  - Hitchcock, A. S. (Albert Spear),
ER  -