Published in Phytologia, in 1951, in volume 3, pages 406-448

Published in Phytologia, in 1951, in volume 3, pages 448-468

Published in Phytologia, in 1951, in volume 3, issue 7, pages 345-360

Published in Phytologia, in 1951, in volume 3, issue 7, pages 374-382

Published in Phytologia, in 1951, in volume 3, issue 7, pages 382-400

Published in PHYTOLOGIA, in 1951, in volume 3, issue 8, pages 401-405

Published in Phytologia, in 1951, in volume 3, issue 8, pages 468-472

Published in Phytologia, in 1951, in volume 3, issue 9, pages 473-475

Published in PHYTOLOGIA, in 1951, in volume 3, issue 9, pages 476-482

Published in PHYTOLOGIA, in 1951, in volume 3, issue 9, pages 482-484

Published in Phytologia, in 1951, in volume 3, issue 9, pages 484-490

Published in PHYTOLOGIA, in 1951, in volume 3, issue 9, pages 490

Published in PHYTOLOGIA, in 1951, in volume 3, issue 9, pages 491-502