Further observations on Welwitschia

[1] Arber E.A.N., 1907, J LINN SOC BOT, V38, P29, DOI DOI 10.1111/J.1095-8339.1907.TB01074.X

[2] BALFOUR JB, 1901, REPORT BRIT ASS, P819

[3] Bentham G., 1880, GENERA PLANTARUM, V3

[4] BERRIDGE EM, 1907, NEW PHYTOL, V6, P279

[5] BERRIDGE EM, 1907, NEW PHYTOL, V6, P127

[6] BERTRAND CE, 1878, ANN SCI NAT, V7, P63

[7] Blackman VH, 1898, PHILOS T R SOC B, V190, P395

[8] BOLUS H, 1905, SCI S AFRICA, P199

[9] Bower F. O, 1881, Q J MICROSC SCI, V21, P15

[10] Microcycas calocoma - Contributions from the Hull Botanical Laboratory XCVII [J]. BOTANICAL GAZETTE, 1907, 44 : 0118 - 0141

[1] Arber E.A.N., 1907, J LINN SOC BOT, V38, P29, DOI DOI 10.1111/J.1095-8339.1907.TB01074.X

[2] BALFOUR JB, 1901, REPORT BRIT ASS, P819

[3] Bentham G., 1880, GENERA PLANTARUM, V3

[4] BERRIDGE EM, 1907, NEW PHYTOL, V6, P279

[5] BERRIDGE EM, 1907, NEW PHYTOL, V6, P127

[6] BERTRAND CE, 1878, ANN SCI NAT, V7, P63

[7] Blackman VH, 1898, PHILOS T R SOC B, V190, P395

[8] BOLUS H, 1905, SCI S AFRICA, P199

[9] Bower F. O, 1881, Q J MICROSC SCI, V21, P15

[10] Microcycas calocoma - Contributions from the Hull Botanical Laboratory XCVII [J]. BOTANICAL GAZETTE, 1907, 44 : 0118 - 0141