The London Flora: Containing a Concise Description of the Phænogamous British Plants, which Grow Spontaneously in the Vicinity of the Metropolis, with Their Localities; Arranged in Conformity to the Natural System: Also a Linnæan Arrangement of All the Indigenous British Species. To which is Prefixed a Comprehensive Introduction to the Natural Method, an Account of Classification, and a Sketch of Botanical Geography

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Smith, Elder and Company, 1838 - 340 páginas

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Página 85 - When the plant has flowered, the spadix lengthens to the height of five or six inches or more, and becomes spirally twisted, as if to bring the fruit to the level of the water, 'in which the flowers are always immersed. After...
Página 59 - Stamens equal in number to the lobes of the corolla, and alternate with them. Ovary simple, 2-celled ; ovules solitary, erect ; style simple ; stigmas 2.
Página 71 - Fruit either consisting of dry akenia, or baccate with one or more seeds, or follicular with one or two valves. Seeds albuminous ; when solitary, either erect or pendulous. Embryo minute. Albumen corneous.
Página 271 - Heads hemispherical, at length globose, on stalks at first only about as long as the petiole. Corollas resupinate. Calyx, after flowering, membranous, reticulated, inflated, hairy, acute ; two of the teeth longer and spreading.
Página 284 - Bracteae pointed. Sheaths scarcely any. Fruit obovate, obtuse, pointless, finely dotted. Smith. On the lofty mountains of Clova, Angusshire. — Perennial. June , July ? 1. C. angustifolia Smith. Fertile spikes 1 or 2, ovate, stalked. Bracteae obtuse. Sheaths none. Fruit ovate, compressed, smooth, with a short abrupt beak. Leaves linear, channelled.
Página 85 - Flowers perfect, about 2 on a spike (or spadix ?) arising from the sheathing bases of the leaves, which perform the office of a spatha. Perianth 0. Stamens 4. Anthers 1-celled. Style and stigmas undivided. Achcnes 4, on long stalks, 1 -seeded. Albumen 0.
Página 159 - Sepals 3-4-6, in a double row. Petals sometimes with an appendage at the base. Stamens equal in number to the petals, and opposite to them ; anthers opening elastically with a valve from the bottom to the top. Ovary solitary, 1celled. Seeds attached to the bottom of the cell, 1, 2, or 3 ; albumen between fleshy and corneous.
Página 148 - leaves slightly decurrent pinnatifid spinous downy beneath, stem panicled hollow, involucre ovate rather cottony, outer scales spinous.
Página 118 - Linn. Round-eared Sallow. Leaves obovate, repando-dentate, wrinkled with veins, more or less pubescent, very downy beneath, tipped with a small bent point, recurved at the margins; stipules roundish, semicordate; germens Ianceolato-subulate, stalked, silky ; style very short ; stigmas generally entire.
Página 282 - Sheaths shorter than the flower-stalks. Fertile spikes about 3, distant, erect, ovate, dense, many-flowered. Fruit ovate, triangular, ribbed, smooth, with a deeply-cloven beak, membranous at the orifice.

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