MR. PERCY GROOM ON BUD-PROTECTION IN DICOTYLEDON 5. 265 
Literature on Bud-protection. 
Fr1st.— Ueber die Schutzeinrichtungen der Laubknospen dicotyler Laubbüume." Nova Acta 
Acad. Cres. Leop.-Car. Bd. li. р. 303 (1887). This paper gives the previous literature, 
. Hirsure.—F. Hildebrand, С. Hilburg's Dissertation über den Bau und die Funktion der Neben- 
blättern? (Abstract in * Flora,’ 1878, p. 161.) 
. Grew.— Anatomy of Plants? Folio, London, 1682. 
Kerner von Maritaun.—‘ Pflanzenleben. Bd. i. (1888.) 
Trevus.— lets over knopbedekkung in de Tropen.” Handelingen van het eerste Nederl. Natuur- en 
Genees-kundig Congres, gehouden te Amsterdam, 1887. (Abstract in * Botanisches Central- 
blatt,' 1888, Bd. xxxv. р. 328.) 
. Rernke.—“ Beiträge zur Anatomie der an den Laubblüttern, besonders an den Zühnen derselben, 
vorkommenden Secretionsorgane."  Pringsheim's J ahrbuch, Bd. x. pp. 117-178 ( 1876). 
. Hanstein.—* Ueber die Organe der Harz- und Schleim-Absonderung in den Laubknospen.” 
Bot. Zeit. 1868, pp. 697, 721, 745, 769. 
. Boropin & VocuriNc.— Quoted in Reinke’s paper (1. с.). | 
. Mixoscu.— Beiträge zur Anatomie und Morphologie der Knospendecken dicotyler Holzgewüchse." 
Sitzungsber. der kais. Akad. der Wiss. zu Wien, Bd. Іххіу. АБ. 1, Nov. Heft (1877). 
Capura.— Physiologische Anat. der Knospendecken dicot. Laubbüume. (Breslau, 1886.) 
. Soraver.— Pflanzenkrankheiten. Ва. i. pp. 357-862 (1886). 
Garpiner.— On the Physiological Significance of Water-glands and Nectaries.” Proceed. Camb. 
Philos. Soc. vol. у. рр. 85-50 (1883). 
. GorsrL.—‘ Pflanzenbiologische Schilderungen.’ Ва. i. Marburg, 1889. 
- Wizsner.— Biologie der Pflanzen.’ Bd. ін. Wien, 1889. 
. GARDINER & 1то.—“ On the Structure of the Mucilage-secreting Cells of Blechnum occidentale (L.) 
and Osmunda regalis (L.)." Annals of Botany, 1887. 
HaBERLANDT.— Physiol. Pflanzen Anatomie,’ рр. 75 & 76. (1884.) 
. GokBELER. —“ Die Schutzvorrichtungen am Stammscheitel der Farne.” ‹ Flora,’ 1886. 
DESCRIPTION OF THE PLATES. 
Prate LIX. 
l, l'—leaf; s, s', ;' —stipules ; v=villus; se=secretion; c=cuticle. 
Fig. 1. View of the bud of Cosmibuena obtusifolia, with one stipule removed, to show the enclosed 
pair of leaves and the secretion rendered opaque by alcohol. g=colleters. 
Figs. 2,4. Development of villus of ditto. (Instead of fig. 3, which was lost in transmission, see 
youngest colleter in fig. 7.) 
Fig. 5. Bud of Coprosma Baueriana. 
Fig. 6. Longitudinal section of bud of ditto, taken on one side of the growing-point. Shows especially 
the terminal villus of s and 9, s developed earlier than the lateral villi. y.v.— young villi. 
Fig. 7. Longitudinal section of young villi and growing-point of a lateral bud of ditto. а=арех of 
shoot. 
