By Richard Headstrom

ISBN-10: 0486233308

ISBN-13: 9780486233307

ISBN-10: 0844654795

ISBN-13: 9780844654799

Basically written consultant to gazing and learning plant life and grasses, fish scales, moth and bug wings, egg instances, buds, feathers, seeds, leaf scars, moss, molds, ferns, universal crystals, etc.—all with a typical, reasonably cheap magnifying glass. 209 particular line drawings relief on your discoveries.

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Once upon a time, this flower may have been a five-petaled blossom, for the five teeth at the top and the five lines descending from them would seem to indicate that once-distinct parts had been welded together to form a more showy and suitable corolla. Next see if you can find the five anthers that form a tube from which the pistil extends with its two-lobed stigma. You will note as you examine several of the florets that they may all be in various stages of development. The florets in the outer row of the dandelion head blossom first.

So if we want to examine both kinds we must look in different patches. If we select a flower from one patch, we may find that the twolobed stigma extends above the opening of the corolla tube, and if we open the flower we will find f our anthers fastened to the sides about halfway up (Figure 44). Now if we Figure 43 WHITE CLOVER Stigma \ Figure 44 BLUET FORM A 61 Al&US Stigma Figure45 BLUR FORMB 62 move to another patch and select a flower from it, we find four anthers near the opening of the tube, but the stigma is not visible.

Its thornlike process resembles a thorn so closely that the insect can be distinguished from a real thorn only with difficulty. How aud where can we obtain these insects? You need an insect net, which you can make yourself or buy for a nominal sum, and a killing jar. The latter is merely a bottle with a screw cover with a piece of cotton attached to it so that the cotton will hang downward in the bottle. The killing jar serves as a lethal chamber, and in order for it to func- 31 Figure 21 TREE HOPPER 32 tion all we need do is to soak the cotton in a fluid that will evaporate quickly.

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Adventures with a Hand Lens by Richard Headstrom


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