BIBLIOGRAPHY 233 



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39. *Klein, G., 'A viragok szinerol (Ueber die Farbe der 

 Bliiten),' Nepszerii termeszettudomdnyi elo-addsok gyiijte- 

 menye (Sammlung popular naturu-issenschaftlicher Vor- 

 trdge), 1880, Heft 21. 



A publication which treats of flower pigments and their 

 distribution : colour-varieties and the significance of 

 flower-colours. 



40. 1882. *Koschewnikow, D., 'Zur Anatomie der corol- 



linischen Bliithenhiillen,' Schriften der neurussischen 

 Gesellscha/t der Naturforscher, Odessa, 1882, vin (1), pp. 

 1-199. 



Some account of the distribution of anthocyanin in the 

 corolla, petaloid calyx and perianth. p. 38 



41. Meehan, T., 'Autumn Color of the Bartram Oak,' Bot. 

 Gaz., Indianapolis, 1882, vu, p. 10. 



Anthocyanin in Quercus heterophylla. 



42. Pirotta, R., 'Tntorno alia produzione di radici avven- 

 tizie nell' Echeveria metallica Lndl.,' Atti Soc. nat. mat., 

 Modena, 1882, ser. 3, I, pp. 73-75. 



Adventitious aerial roots, developed from the leaf bases, 

 are coloured red with anthocyanin. p. 28 



43. 1883. Ascherson, P., 'Bemerkungen liber das Vorkommen 



gefarbter Wurzeln bei den Pontederiaceen, Haemodoraceen 

 und einigen Cyperaceen,' Ber. D. hot. Ges., Berlin, 1883, I, 

 pp. 498-502. 



List and description of genera and species in which 

 pigmented red and blue roots occur, but no evidence to 

 show that pigment is anthocyanin. p. 27 



44. Hildebrand, F., 'Ueber einige merkwiirdige Farbungen 

 von Pflanzentbeilen,' Ber. D. bot. Ges., Berlin, 1883, I, 

 pp. xxvii-xxix. 



Pigment in roots of Pontederia, Wachendorfia and fruits 

 of Ribina; also in bracts of Euphorbia fulgens. p. 27 



45. 1884. Johow, Fr., 'Zur Biologic der floralen und extrafloralen 



Schau-Apparate,' Jahrbuch des Kdnir/lichen botanischen 

 Gartens und des botanischen Museums zu Berlin, Berlin, 

 1884, m, pp. 47-68. 



Descriptions of perianths, coloured calyces, bracts, 

 spathes, involucres, floral axes, etc. List of ten different 

 classes of 'Schau-Apparate.' 



46. Strasburger, E., -Das botanische Practicum, Jena, 1884, 

 pp. 61-66. 



Histological distribution of anthocyanin in various 

 flower petals. 



47. 1885. Schimper, A. F. W., ' Untersuchungen iiber die Chloro- 



