TY  - JOUR
T1  - Further Observations on Welwitschia
JF  - Philosophical Transactions of the Royal Society of London. Series B, Containing Papers of a Biological Character (1896-1934)
VL  - 200
SP  - 331
EP  - 402
PY  - 1909/01/01/
UR  - http://dx.doi.org/10.1098/rstb.1909.0009
M3  - doi:10.1098/rstb.1909.0009
AU  - Pearson, H.
ER  -
