The Popular Science Review: A Quarterly Miscellany of Entertaining and Instructive Articles on Scientific Subjects, Volumen9James Samuelson, Henry Lawson, William Sweetland Dallas Robert Hardwicke, 1870 |
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Página 45
... the style to bend round , and brings the stigma into the position it occupies . The stamens are four in number , two rather longer viz . Mallow , Lopezia , Larkspur . than the others . Their anthers are lodged in the.
... the style to bend round , and brings the stigma into the position it occupies . The stamens are four in number , two rather longer viz . Mallow , Lopezia , Larkspur . than the others . Their anthers are lodged in the.
Página 46
... anther cells on one side to view . The dehiscing surface , therefore , of the anthers of the right side is face to face with the dehiscing surface of the anthers of the left . Now the edges of the open anther cells on one side exactly ...
... anther cells on one side to view . The dehiscing surface , therefore , of the anthers of the right side is face to face with the dehiscing surface of the anthers of the left . Now the edges of the open anther cells on one side exactly ...
Página 47
... anthers form one common receptacle , which is kept closed till a bee opens it by dilating the hood . There are some small differences to suit the arrange- ment to the somewhat different form and position of the flower , which is set ...
... anthers form one common receptacle , which is kept closed till a bee opens it by dilating the hood . There are some small differences to suit the arrange- ment to the somewhat different form and position of the flower , which is set ...
Página 48
... anthers and a similar method of fertilisation . The coherence of the anthers , and the mechanism for fecun- dation in the species as yet mentioned , may be called ex- ceptional . In most didynamia there is a simpler arrangement , and ...
... anthers and a similar method of fertilisation . The coherence of the anthers , and the mechanism for fecun- dation in the species as yet mentioned , may be called ex- ceptional . In most didynamia there is a simpler arrangement , and ...
Página 49
... anthers strike the top of its head just between the eyes , and smudge the whole intervening space with pollen . Had the two lower anthers been placed in a horizontal line with the upper ones , their pollen would have been shed on the ...
... anthers strike the top of its head just between the eyes , and smudge the whole intervening space with pollen . Had the two lower anthers been placed in a horizontal line with the upper ones , their pollen would have been shed on the ...
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acid action alcohol alizarine animal anthers appears arrangement astronomers atmosphere body carbonate carbonic acid cells Chemical cilia cleavage clock colour contains corolla corona described diameter direction dredge eclipse effect ethers experiments fact feet flower fortified wines fossil Gatling gun Geological gives glass heat inch insects interest iron isatine Journal karats less light London Martini-Henry mass matter means metal microscope mineral moon moon's nacre natural natural wines nearly nitric acid observations obtained ordinary organ paper pass plants plates pollen polypide portion posterior present prism produced Professor proportion protoplasms quantity rays recent remarkable rendered rocks round Royal schists scientific seen shell side sidereal Society solar species specimens stamens stars stigma structure substance sugar surface tartaric acid temperature theory tion tube tunnel upper valve vessel volatile acid Volvox wine
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Página 21 - In cutting one of the unlucky teeth called denies sapientiae, I experienced an extensive inflammation of the gum, accompanied with great pain, which equally destroyed the power of repose, and of consistent action. On the day when the inflammation was most troublesome, I breathed three large doses of nitrous oxide. The pain always diminished after the first four or five inspirations ; the thrilling came on as usual, and uneasiness was for a few minutes swallowed up in pleasure. As the former state...
Página 90 - Director of the Geological Survey of Ireland, and Professor of Geology in the Royal College of Science, Dublin. MONTAGUE RHO[)ES JAMES, MA, Litt.D., Fellow and Dean of King's College, and Director of the Fitzwilliam Museum, Cambridge. Rev. CHW JOHNS, MA, Queens
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Página 95 - ... and I believe a little earth was plastered over the whole, so as to make the surface of the grave smooth and compact.
Página 167 - It would thus appear that the habit is not an instinct, belonging by inheritance to the whole species, but is in each case the result of individual experience. As with the same experience some bees have acquired the habit and others have not, we must admit not only that these insects are intelligent, but that they differ from each other in their degrees of intelligence, some being slow in acquiring knowledge, others quicker.
Página 209 - In all of them epithelium in different stages of deterioration was abundantly present, but very few spores were found in any fresh specimen. On the other hand, after the fluid had been kept for a few hours, myriads of vibriones and many spores were found. In a case of diphtheria, confervoid filaments were noticed, and in two other cases...