Transactions of the Linnean Society of London/Volume 6

TRANSACTIONS

OF THE

LINNEAN SOCIETY.

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VOLUME VI.

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LONDON:

PRINTED BY WILKS AND TAYLOR, CHANCERY-LANE.

SOLD AT THE SOCIETY'S HOUSE, NO. 10, PANTON-SQUARE, COVENTRY-STREET,

AND BY JOHN WHITE, FLEET-STREET.

M.DCCC.II.

CONTENTS.

I. A DISSERTATION on two Natural Genera hitherto confounded under the Name of Mantis. By Anthony Augustus Henry Lichtenstein, D.D. F.M.L.S. Translated from the German by Thomas Young, M.D, F.R.S. and L.S.	Page 1
II. The Botanical History of the Genus Ehrharta. By Olof Swartz, M.D. F.M.L.S.	p. 40
III. Account of a Microscopical Investigation of several Species of Pollen, with Remarks and Questions on the Structure and Use of that Part of Vegetables. By Luke Howard, Esq. of Plaistow in Essex	p. 65
IV. Observations on Aphides, chiefly intended to show that they are the principal Cause of Blights in Plants, and the sole Cause of the Honey-Dew. By the late Mr. William Curtis, F.L.S.	p. 75
V. Remarks on the Genera of Pæderota, Wulfenia, and Hemimeris. By James Edward Smith, M.D. F.R.S. P.L.S.	p. 95
VI. An Illustratration of the Genus Solandra. By Richard Anthony Salisbury, Esq. F.R.S. and L.S.	p. 99
VII. Observations on some remarkable Strata of Flint in a Chalk-pit in the Isle of Wight, in a Letter from Sir Henry Charles Englefield, Bart. F.R.S. to John Latham, M.D. F.R.S. and L.S.	p. 103
VIII. Remarks on some British Species of Salix, By James Edward Smith, M.D. F.R.S. P.L.S.	Page 110
IX. Descriptions of four new Species of Fucus. By Dawson Turner, M.A. F.L.S.	p. 125
X. Description of Callicocca Ipecacuanha. by Felix Avellar Brotero, Professor of Botany in the University of Coimbra, F.M.L.S.	p. 137
XI. Observations on the Curcidio trifolii, or Clover Weevil, a small Insect which infests the Heads of the cultivated Clover, and destroys the Seed. In a Letter to Thomas Marsham, Esq. Tr. L. S. by William Markwick, Esq. F.L.S. With additional Remarks by Mr. Marsham	p. 142
XII. Further Observations on the Curculia Trifolii. In a Letter to William Markwick, Esq. F.L.S. by Martin Chriftian Gottlieb Lehmann, M.A. of Gottingen	p. 147
XIII. Description of Brotera persica and Mustelia eupatoria, two new Plants cultivated in the Botanic Garden of Halle, by Curt Sprengel, M.D. Professor of Botany in the University of Halle	p. 151
XIV. Observations on the Hinges of British Bivalve Shells. By Mr. William Wood, F.L.S.	p. 154
XV. Catalogue of the more rare Plants found in the Environs of Dover, with occasional Remarks. By Mr. Lewis Weston Dillwyn, F.L.S.	p. 177
XVI. Descriptions of some singular Coleopterous Insects. By Charles Schreibers, M.D. Deputy Professor of Natural History in the University of Vienna	p. 185
XVII. Description of Menura superba, a Bird of New South Wales. By Major-General Thomas Davies, F.R.S. and L.S.	p. 207
XVIII. On the Doryanthes, a new Genus of Plants from New Holland, next akin to the Agave. By Joseph Correa de Serra, LL.D. F.R.S. and L.S.	p. 211
XIX. Observations on several Species of the Genus Apis, known by the Name of Humble-bees, and called Bombinatrices by Linnæus. By Mr. P. Huber, of Laufanne in Swisserland	p. 214
XX. Botanical Characters of four New-Holland Plants, of the Natural Order of Myrti. By James Edward Smith, M.D. F.R.S. P.L.S.	p. 299
XXI. Additional Observations on some remarkable Strata of Flint in the Isle of Wight, in a Letter from Sir Henry Charles Englefield, Bart. F.R.S. to John Latham, M.D. F.R.S. and L.S. of Romsey	p. 303
XXII. Description of a new Species of Viola. By Thomas Furly Forster, Esq. F.L.S.	p. 309
XXIII. Description of the Fruit of Cycas revoluta. By James Edward Smith, M.D. F.R.S. P.L.S.	p. 312
XXIV. Species of Erica. By Richard Anthony Salisbury, Esq. F.R.S. & L.S.	Page 316
XXV. Extracts from the Minute Book of the Linnean Society	p. 389
Catalogue of the Library of the Linnean Society, continued from Page 293 of Vol. V. of the Society's Transactions	p. 391
List of Donors to the Library of the Linnean Society	p. 395

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Directions for placing the Plates of the Sixth Volume.

Tab.
1.	Phasma filiforme and Ph. hecticum,	to face page 14
2.	Phasma Ohrtmanni and Mantis Filum	19
3.	$\scriptstyle {\left.{\begin{matrix}\ \\\ \end{matrix}}\right\}\,}$ Flowers of Ehrharta	64
4.
5.	Aphides, &c.	64
6.	Solandra	102
7.	Strata of Flint in Chalk	107
8.	Fucus ruscifolius, &c.	127
9.	Fucus clavellofus	133
10.	Fucus Wigghii	135
11.	Callicocca Ipecacuanha	140
12.	Brotera persica	151
13.	Mustelia eupatoria	152
14.	$\scriptstyle {\left.{\begin{matrix}\ \\\\\ \\\ \\\ \ \end{matrix}}\right\}\,}$ Hinges of Bivalve Shells	176
15.
16.
17.
18.
19.	$\scriptstyle {\left.{\begin{matrix}\ \\\\\ \ \end{matrix}}\right\}\,}$ Coleopterous Insects	206
20.
21.
22.	Menura superba	207
23.	$\scriptstyle {\left.{\begin{matrix}\ \\\ \end{matrix}}\right\}\,}$ Doryanthes excelsa	213
24.
25.	Humble-bees	230
26.	Nidification, &c. of Humble-bees	238
27.	The same	278
28.	Viola concolor	311
29.	Cycas revoluta	314
30.	A Frond, &c. of the same	315
31.	Cancer Phalangium	389