Botanical Museum leaflets, Harvard University - Harvard University. Botanical Museum. (Botanical Museum, Harvard University, 1980)

Botanical Museum leaflets, Harvard University - Harvard University. Botanical Museum. (Botanical Museum, Harvard University, 1980)

Botanical Museum leaflets, Harvard University - Harvard University. Botanical Museum. (Botanical Museum, Harvard University, 1980)

Botanical Museum leaflets, Harvard University - Harvard University. Botanical Museum. (Botanical Museum, Harvard University, 1980)

Botanical Museum leaflets, Harvard University - Harvard University. Botanical Museum. (Botanical Museum, Harvard University, 1980)