KNOWLEDGE OF MONOCOTYLEDONOUS SAPROPHYTES. 213 
exhibit the same regular atrophy of the leaves (Asparagus, Ruscus, 
Muehlenbeckia). The converse proposition, however, does hold that 
where the chlorophyll disappears the leaves are small and simple. 
In conclusion, I take the opportunity of expressing my warmest 
thanks to Mr. H. N. Ridley and Professor A. F. W. Schimper for 
material they were good enough to give me; to Mr. A. H. Church 
(Oxford) for the drawings of the whole plants ; and, finally, to 
Professor Vines for his kindness in permitting me to use the 
Botanical Laboratory at Oxford. 
Botanic Gardens, Oxford, Dec. 1894. 
Literature. 
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végétation du Neottia Nidus-avis. Ann. Sci. Nat. sér. 4, 
1856, t. v. p. 267. 
4. O. Dnupr. Die Biologie von Monotropa Hypopitys und 
Neottia Nidus-avis. 4to. Gottingen, 1873. 
5. J. REINKE. “Zur Kentniss des Rhizoms von Corallorhiza 
und Epipogon.” Flora, 1873, pp. 145, 161, 177, 209. 
6. F. Jonow. “ Die chlorophyllfreien Humusbewohner West- 
Indiens, biologisch-morphologisch dargestellt."  Prings- 
heim's Jahrb. xvi. p. 445. 
“Die chlorophyllfreien Humuspflanzen nach ihrer 
biologischen und anatomisch-entwickelungsgeschichtlichen 
Verhültnissen."  Pringsheim's Jahrb. xx. p. 475. 
8. V. Poursen. “Bidrag til Triuridaceernes Naturhistorie.” 
Videnskabelige Meddelelser fra Naturhistorisk Forening 
i Kjóbenhavn, 1884-1886, p. 161. 
« Priuris major et Bidrag til Triuridaceernes Natur- 
historie." Botanisk Tidsskrift, 1890, p. 293. 
10. C. L. Brvwr. Orchides de l’Archipel Ind. et du Japon. 
Folio. Amsterdam, 1858. 
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Botany, vol. iv. p. 303. 
19. H. N. River. “On the Flora of the Eastern Coast of the 
Malay Peninsula." Trans. Linn. Soc., 2nd series, Bot. 
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LINN. JOURN.—BOTANY, VOL. XXXI. Q 
tO EA 
