Note ** — Chapter XV · DROSOPHYLLUM—RORIDULA—BYBLIS—GLANDULAR HAIRS OF OTHER PLANTS—CONCLUDING REMARKS ON THE DROSERACEÆ.
Reading edition
Dr. Warming ‘Sur la Diffrence entres les Trichomes,’ Copenhague, 1873, p. 6. ‘Extrait des Videnskabelige Meddelelser de la Soc. d’Hist. nat. de Copenhague,’ Nos. 10-12, 1872. [page 360]