Harvard University Herbaria & Libraries

Orchidaceae
A: 01944433 Disperis dicerochila Summerhayes Ethiopia: [Haran] Prov., Guna Mullata Mt., 50 km. W of... W. C. Burger 1964 1962-8-4
Piperaceae
GH: 01984088 Peperomia dotana Trelease Costa Rica: Cartago about 15 km. south of Tapantí along the new... W. C. Burger 6760 1969-12-12
GH: 01984678 Peperomia sp. Costa Rica: near Río Parrita. Near Sta.Maria de Dota an... W. C. Burger 4027 1966-12-22
GH: 01979720 Piper crassinervium Kunth Costa Rica: below La Palma, along the Rio Claro (upper R... W. C. Burger 4146 1967-1-1
GH: 01980036 Piper imperiale (Miquel) C. de Candolle Costa Rica: belwo La Palma, Rio Claro (upper Rio La Hond... W. C. Burger 3926 1966-12-16
Poaceae
A: 02444770 Dactyloctenium scindicum Boissier Ethiopia: near Gauami W. C. Burger 2889 1963-6-1
A: 02541450 Danthoniopsis barbata (Nees) C. E. Hubbard Ethiopia: c. 10 km. E. of Erer River. 60 km. W. of Div... W. C. Burger 2183 1962
A: 02542666 Heteropogon contortus (Linnaeus) P. Beauvois ex Roemer & Schultes Ethiopia: c. 10 Km. E of Erer river, 60 Km. W of Dire ... W. C. Burger 2182 1962
A: 02447518 Sporobolus marginatus Hochstetter ex A. Richard Ethiopia: West of Osbulli W. C. Burger 3477 1964