. 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 15. LILY FAMILY. 513 3. Yucca filamentosa L. Adam's Needle. Silk- or Bear-grass. Fig. 1279. Yucca filamentosa L. Sp. PI. 319. 1753. Caudex very short, or sometimes i° high. Leaves lanceolate, narrowed above the broad base, acuminate and sharp-pointed, flat, roughish, i°-2i° long, 0/-2' wide; scape 2°-io° high; panicle large, its branches divergent or asce
. 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 15. LILY FAMILY. 513 3. Yucca filamentosa L. Adam's Needle. Silk- or Bear-grass. Fig. 1279. Yucca filamentosa L. Sp. PI. 319. 1753. Caudex very short, or sometimes i° high. Leaves lanceolate, narrowed above the broad base, acuminate and sharp-pointed, flat, roughish, i°-2i° long, 0/-2' wide; scape 2°-io° high; panicle large, its branches divergent or ascending, the lower .often i° long or more; flowers numerous; perianth-segments i¥' long, ovate; stigmas slender, but shorter than the ovary; pedicels rarely more than i' long; capsule oblong, 1F-2' long, about 10" thick. In sandy soil, Maryland to Florida, Tennessee and Louisi- ana. Much cultivated for ornament. Escaped from gardens in southern Pennsylvania. Bear's-thread, thread- and-needle. Eve's-darning-needle. Family 23. CONVALLARIACEAE Link. Handb. 1: 184. 1829. Lily-of-the-Valley Family. Scapose or leafy-stemmed herbs, with simple or branched rootstocks, never with bulbs or corms. Flowers solitary, racemose, panicled or umbelled, regular and perfect. Leaves broad, parallel-veined and sometimes with cross-veinlets, alternate, verticillate or basal, or in Asparagus and its allies reduced to scales bearing filiform or flattened branchlets in their axils. Perianth inferior, 4-6- parted with separate segments, or oblong, cylindric or urn-shaped and 6-lobed or 6-toothed. Stamens 6, rarely 4, hypogynous or borne on the perianth; anthers introrsely, extrorsely or laterally dehiscent. Ovary 2-3-celled, superior; ovules anatropous or amphitropous; style slender or short; stigma mostly 3-lobed. Fruit a fleshy berry, rarely a capsule. Seeds few or numerous. Embryo small. About 23 genera and 215 species, widely distributed. Leaves reduced to scales ; leaf-like
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
