File:An illustrated flora of the northern United States, Canada and the British possessions - from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to (14780772191).jpg

Identifier: illustratedflor03brit (find matches)
Title: An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian
Year: 1913 (1910s)
Authors: Britton, Nathaniel Lord, 1859-1934 Brown, Addison, 1830-1913
Subjects: Botany
Publisher: New York : Scribner
Contributing Library: Robarts - University of Toronto
Digitizing Sponsor: University of Toronto

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Text Appearing Before Image:
straight, thelimb conspicuously 2-lipped ; upper lip interior in the bud. erect or ascending, concave, entire,or 2-dentate; lower lip spreading, 3-cleft. Stamens 2. inserted on the throat of the corolla,not exceeding the upper lip; anther-sacs ovate or oblong, slightly divergent, not mucronate,separated by a rathed broad connective. Ovules 2 in each cavity of the ovary; style slender;stigma entire, or 2-lobed. Capsule contracted at the base into a long stipe, about 4-seeded.Seeds flat, orbicular or ovate, the placentae not separating from the walls of the capsule.(Greek, double anthers.) About 100 species, natives of tropical America, a few in tropical Asia and Africa. Besides thefollowing, 4 others occur in the southern and southwestern United States. Type species: Diantheraaniericana L. Flowers capitate, the heads dense, at length oblong. i. D. americana.Flowers in loose spikes. Flowers in pairs in the spikes. 2. D. ovata. Flowers scattered singly along the spikes. 3. D. lanceolata.
Text Appearing After Image:
Genus 3. ACANTHUS FAMILY I. Dianthera americana L. Dense-flowered Water Willow. Fig. 3893. Dianthera americana L. Sp. PI. 27. 1753- Perennial, glabrous ; stem erect, grooved andangled, slender, usually simple, i°-3° high, orsometimes 6° long when growing in water.Leaves lanceolate or linear-lanceolate, grad-ually acuminate, 3-6 long. 3-8 wide, entire,narrowed at the base into short petioles, orsessile; flowers violet, or nearly white, eapi-tate-spicate at the ends of slender axillarypeduncles which are shorter than or equal tothe leaves; bractlets linear-subulate, shorterthan the flowers; corolla 5-6 long, its tubeshorter than the lips, the base of the lowerlip rough and palate-like; capsule 6 long,exceeding the calyx, its stipe about the lengthof the slightly compressed body. In water and wet places, Quebec to Ontario,Michigan, Georgia and Texas. May-Aug.

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