3IO BIBLIOGRAPHY OF 



2316. On the morphology of superimposed Stamens. Op. cit., (1885) 1886, pp. 9-1 1. 



2317. Botanical notes. Secretion of Nectar in Libonia. Production of Nectar in 



Ornithogalum coarctatum. Op. cit., (1885) 1886, pp. 59-60. 



2318. Note on Quercus dentata. Op. cit., (1885) 1886, pp. 280-1. 



2319. On the Torsion in the Hollyhock, with some observations on cross-fertilization. 



Op. cit., 1886 (1S87), pp. 291-2. 



2320. On Projection of Pollen in the Flowers of Indigofera. Op. cit., (1886) 1887, 



pp. 292-4. 



2321. Notes on Lilium tigrinum Gaul. Op. cit., 1886 (1887J, pp. 297-8. 



2322. On the Fertilization of Cassia Marilandica. Op. cit., 1886 (1887), pp. 314-8. 



2323. Notes on Arisaema triphyllum. Bot. Gaz., Chicago (111.), xi, 1886, p. 217. 



2324. Notes on Mollugo verticillata. Bull.Torrey Bot. CI., NewYork, xiv, 1887, pp. 218-9. 



2325. Sherardia arvensis. Op. cit., xiv, 1887, pp. 238-9. 



2326. Contributions to the life-histories of plants (i). i. Amphicarpa monoica. 2. A 



contribution to the life-history of Cephalanthus occidentalis. 3. Amorpha 

 canescens Ahdt. 4. Oxybaphus hirsutus. 5. Irritability in the stamens of 

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2327. Veronica perigrina. Bot. Gaz., Chicago (III.), xiii, 1888, p. 157. 



2328. On the peduncular bract in Tilia. Op. cit., xiii, 1888, p. 234 ; Bull. Torrey Bot. 



CI., New York, xv, 1888, pp. 316-7. 



2329. Stellaria pubera. Bull. Torrey Bot. CI., New York, xv, 1888, p. 193. Ab. : Justs 



bot. Jahresber., Leipzig, xvi, (1888) 1890, p. 564. 



2330. Contributions to the life-histories of plants (2). i. Some new facts in the 



life-history of Yucca. 2. A study of the Hydrangea in relation to cross- 

 fertilization. 3. On the forms of Lonicera japonica ; with notes on the origin 

 of the forms. Proc. Acad. Nat. Sci., Philadelphia (Pa.), 1888, pp. 274-83. 

 Ab.: Bot. Centralbl., Cassel, xl, 1889, pp. 214-8. 



2331. Contributions to the life-histories of plants (3). i. Smilacinabifolia. 2. Dichogamy 



and its significance. 3. Trientalis Americana Pwrj-//. 4. On the glands in some 

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2332. On Gynodioecious Labiatae. Bull. Torrey Bot. CI., New York, xvi, 1889, 



pp. 49-51. 



2333. On elastic stamens in Compositae. Op. cit., xvi, 1889, pp. 68-9. 



2334. Nonnea rosea. Bot. Gaz., Chicago (111.), xiv, 1889, p. 129. 



2335. On the position of nectar glands in Echinops. Op. cit., xiv, 1889, p. 258. 



2336. On the assumption of floral characters by axial growths in Andromeda Catesboei. 



Op. cit., xiv, 1889, p. 259. 



2337. On the significance of dioecism as illustrated by Pycnanthemum. Op. cit., xiv, 



1889, p. 259. 



2338. Fertilization of Yucca. Proc. Acad. Nat. Sci., Philadelphia (Pa.), (1889) 1890, 



p. 414. 



2339. The cleistogamy of Cerastium nutans. Bull. Torrey Bot. CI., New York, xvi, 



1889, p. 242. Ab.: Justs bot. Jahresber., Leipzig, xvii, (1889) 1891, p. 547. 



2340. The Fertilization of Hypericum Canadense. Op. cit., xvi, 1889, p. 242. Ab. : 



Justs bot. Jahresber., Leipzig, xvii, (1889) 1891, p. 547. 



2341. A Study of the Hydrangea as to the objects of Cross-fertilization. Proc. Amer. 



Ass. Adv. Sci., Washington (D.C.) [formerly Easton (Pa.)], xxxvii, 1888-9, 

 pp. 283-4. Ab.: Justs bot. Jahresber., Leipzig, xvii, (1889) 1891, p. 547. 



2342. On the cause and significance of dichogamy in Flowers. Op. cit., xxxvii, 1888-9, 



p. 284. Ab. : Justs bot. Jahresber., Leipzig, xvii, (1889) 1891, p. 548. 



