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AEsculus American animals anthers appearance bark Barton belong botanists botany bractes branches buds bulb called calyx capsule caudex caulis circumstance colour common compound corolla cotyledons denominated destitute Didynamia different species Dioecia distinct Dodecandria drupe earth embryo female organs fibres filaments florets folium following genera footstalk fructification fruit fulcres furnished Gaertner genus germ germination greater number hermaphrodite Icosandria insects Jussieu leaf leaflets leaves legume Martyn materia medica mentioned Monadelphia monocotyledonous Monoecia Mosses native natural history natural order naturalist nectarium nectary North America observed peduncle Pentandria perianth perianthium pericarp petals petiole Philosophia Botanica pistil pith placed Plantarum plants Plate plumule pollen Polyandria Polygamia Professor proper propriety radicle receptacle referred respect root Sarracenia scapus seeds sexual system silicle silique situated species of calyx stamens stem stigma style surface term tion Tournefort trees umbel United various species vegetables vessels whilst Willdenow wood writers
第 16 頁 - Observations on some parts of Natural History, to which is prefixed an account of several remarkable vestiges of an ancient date, which have been discovered in different parts of North-America, by the same. — From the same. Memoir concerning the disease of Goitre, as it prevails in different parts of North- America, by the same; Philadelphia, 1800.
第 63 頁 - Certain, that the leaves are incapable of essentially altering the taste, smell, colour and other properties of many of the bodies which their vessels absorb : and it would be rather unphilosophical to contend, that they are the digestive organs of the plant, unless we were able to prove (what has not yet been proved), that the nutritious matters which are conveyed from the root to the leaves, are again returned by the leaves to the stem, and other parts of the body. MORE probable than any of the...
第 158 頁 - Tobacco seeds are equal in weight to one grain; and that the weight of the whole quantity of seed in a single stalk of Tobacco, is such, that the number of seeds, according to the above mentioned proportion, must be 360,000.
第 305 頁 - ... are uncommonly large and numerous. The lid of this tube either opens spontaneously, or is easily lifted up by insects and small worms, who are supposed to resort to these leaves in search of a purer beverage than the surrounding swamps afford. Rumphius, who has described and figured the plant, says "various little worms and insects crawl into the orifice, and die in the tube, except a certain small Squilla or shrimp, with a protuberant back, sometimes met with, which lives there.
第 26 頁 - I became acquainted with this young Englishman in Philadelphia several years ago; and observing in him an ardent attachment to, and some knowledge of botany, I omitted no opportunity of fostering his zeal, and of endeavouring to extend his knowledge. He had constant access to my house and the benefit of my botanical books.
第 28 頁 - Some account of the Siren Lacertina, and other species of the same genus of amphibious animals; in a letter to Mr. John Gottlob Schneider of Saxony, with an outline engraving of the animal, from a finished drawing made by myself.
第 33 頁 - As a physician, he discovered a mind quick in discriminating disease, skilful in the application of appropriate remedies, though he certainly was a very cautious if not timid practitioner. No man read more extensively on the subject of diseases — in fact he was deeply versed in pathological knowledge, derived from books. As however his medical practice was never very extensive, his practical observations delivered in his lectures were strikingly marked with the evidences of overweening caution.
第 32 頁 - ... intelligent French naturalist. Mr. John Gottlob Schneider, of Saxony, a late celebrated writer on amphibious animals. Dr. Patterson, of Londonderry, in Ireland. Monsieur G.