. 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 102d meridian. Botany; Botany. Genus 65. THISTLE FAMILY. 477 65. BORRICHIA Adans. Fam. PI. 2: 130. 1763. Fleshy, more or less canescent, branching shrubs of the sea-coast, with opposite entire or denticulate, cuneate oblong spatulate or obovate, 1-3-nerved leaves, and terminal large long-peduncled heads of both tubular and radiate yellow flowers. Involucre hemispheric, its bracts slightly un
. 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 102d meridian. Botany; Botany. Genus 65. THISTLE FAMILY. 477 65. BORRICHIA Adans. Fam. PI. 2: 130. 1763. Fleshy, more or less canescent, branching shrubs of the sea-coast, with opposite entire or denticulate, cuneate oblong spatulate or obovate, 1-3-nerved leaves, and terminal large long-peduncled heads of both tubular and radiate yellow flowers. Involucre hemispheric, its bracts slightly unequal, imbricated in 2 or 3 series, the inner ones coriaceous. Receptacle convex, chaffy, the chaff rigid, concave, subtending or enwrapping the disk-flowers. Ray- flowers pistillate, fertile. Disk-flowers perfect, the corolla tubular, 5-toothed, the style-branches elongated, hispid. Anthers dark-colored, entire at the base, or minutely sagittate. Achenes of the ray-flowers 3-sided, those of the disk-flowers 4-sided. Pappus a short dentate crown. [Named for Olaf Borrick, a Danish botanist.] About 5 species, natives of America. In addition to the following typical one, another occurs in South Florida. i. Borrichia frutescens (L.) DC. Sea Ox-eye. Fig. 4460. Buphthalmum frutescens L. Sp. PI. 903. Borrichia frutescens DC. Prodr. 5: 488. 1753- Finely canescent, even when old; stems terete, spar- ingly branched, l°-4° high. Leaves mostly erect or ascending, lanceolate, spatulate or obovate, obtuse or acutish and mucronulate at the apex, fleshy, tapering to the sessile base, somewhat connate, i'~z' long, z"-f ' wide; heads solitary or few, about 1' broad; rays 15-25, rather short; exterior bracts of the involucre ovate and somewhat spreading, the inner ones and the chaff of the receptacle cuspidate. Sea-coast, Virginia to Florida and Texas. Also on the coasts of Mexico and in Bermuda. April-Oct. 66. HELIANTHUS [Vaill.] L. Sp. PL 904. 1753. Erect, annual or perennial, mos
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
