Year
Unknown
Image from the Biodiversity Heritage Library.
Contributed by Harvard University Botany Libraries.
| www.biodiversitylibrary.org
Transcription
Agavaceae
Sansevieria pearsonii (Spiny cactus)
seen w Mr Schomaker when ref
material collected.
Euphorbia lignosa
Tom. Raemer
1304 Civ. c Towers 724-0926
Braamfontein
Ref Calgal Structures in the Sediments
of the Ventersdorp SyS, by
H.de la R. Winter, Transactions
Proceedings of the Geol. Soc. of S.Africa
vol. L.XVI, Jan. to Dec. 1963
p. 115-128.
Possible Biogenetic Structures in
Witwatersrand Thucholite by
C.P. Boyman, Trans. of the Geol. Soc.
of So. Africa vol. LXVIII,
Jan-Dec, 1965, 225-235