Manual of Botany for North America: Containing Generic and Specific Descriptions of the Indigenous Plants and Common Cultivated Exotics, Growing North of the Gulf of Mexico

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Oliver Steele, 1836 - Botany - 672 pages
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Page iv - The experience of nearly one hundred years has proved to every unprejudiced mind, that no system has appeared which can be compared with that of the immortal Swede (Linneus) for the facility with which it enables any one, hitherto unpractised in botany, to arrive at a knowledge of the genus and species of a plant.
Page 16 - The mucilaginous or gelatinous substance, which. in the spring of the year, abounds between the bark and the wood of trees. 5. Wood. The most solid part of the trunks and roots of herbs and trees.
Page 439 - M. .) leaves and sheaths elongated: strobiles ovate-conic, rounded at the base, sub-solitary, about half as long as the leaves; scales dilated in the middle, unarmed.
Page 589 - ... shorter than the leaves: bracts subulate, minute: divisions of the calyx lanceolate: petals all very entire, veinless; upper one naked, glabrous: lateral ones bearded, and with the upper one, marked with a few blue lines; lower ones often becoming reddish outside,' spur short, gibbose, acutish: stigma pubescent, scarcely beaked.
Page 240 - Ju. 1[.) leaves serrate, uniformly green, wedge-lanceolate, with an acute base: scape corymbed: filaments glabrous. Both species are tonics and diuretics, and resemble in their effects the Arbutus uva-ursi.
Page 59 - Calyptre. — The cap or hood of pistillate mosses, resembling, in form and position, an extinguisher set on a candle. Conspicuous in the common haircap-moss.
Page 480 - WJ 21.) leaves heart-ovate, obtuse and acute, smooth; veins sub-pilose beneath, the sinus at the base dilated; petioles furrowed on the upper side, rounded at the edge. Radical leaves very large.
Page 112 - ... the seeds in extremely minute vertical cells. The shields are thick and tumid, when they are sessile: and membranous, when stalked or elevated. Very rarely they are perforated in the centre. Smith. • SHIELD-FORM. Shape resembling the ancient buckler, a broad-round, broad-oral, flat armor.
Page 67 - CRESTED, Having an elevated, irregular or notched ridge, resembling the crest of a helmet. This term is chiefly applied to seeds, and to the appendages of...
Page 587 - ... behind ; petals all very entire, veiny, white at the base; upper one generally naked, glabrous; lateral ones densely bearded, and with the upper one marked with a few blue lines ; spur elongated behind. A variety has the leaves more or leaves more or less villose. Dry. (Stemless...

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