. 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 2. ARROW-GRASS FAMILY. 93 2. SCHEUCHZERIA L. Sp. PI. 338. 1753. Rush-like bog perennials with creeping rootstocks,-and erect leafy stems, the leaves elon- gated, half-rounded below and flat above, striate, furnished with a pore at the apex and a membranous ligulate sheath at the base. Flowers small, racemose. Perianth 6-parted, regu- larly 2-serial, persi
. 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 2. ARROW-GRASS FAMILY. 93 2. SCHEUCHZERIA L. Sp. PI. 338. 1753. Rush-like bog perennials with creeping rootstocks,-and erect leafy stems, the leaves elon- gated, half-rounded below and flat above, striate, furnished with a pore at the apex and a membranous ligulate sheath at the base. Flowers small, racemose. Perianth 6-parted, regu- larly 2-serial, persistent. Stamens 6, inserted at the base of the perianth-segments; filaments elongated; anthers linear, basifixed, extrorse. Ovaries 3 or rarely 4-6, distinct or connate at the base, i-celled, each cell with 1 or 2 collateral ovules. Stigmas sessile, papillose or slightly fimbriate. Carpels divergent, inflated, coriaceous, 1-2-seeded, follicle-like, laterally dehiscent. Seeds straight or slightly curved, without endosperm. [Name in honor of Johann Jacob Scheuchzer, 1672-1733, Swiss scientist.] A monotypic genus of the north temperate zone. i. Scheuchzeria palustris L. Fig. 220. â Scheuchzeria palustris L. Sp. PI. 338. 1753- Leaves 4'-i6' long, the uppermost reduced to bracts; stems solitary or several, usually clothed at the base with the remains of old leaves, 4'-io' tall; sheaths of the basal leaves often 4' long with a ligule V long; pedicels 3"-io" long, spreading in fruit; flowers white, few, in a lax raceme; perianth- segments membranous, i-nerved, ii" long, the inner ones the narrower; follicles 2"-^" long, slightly if at all united at the base; seeds oval, brown, 2V-3" long with a very hard coat. In bogs, Labrador to Hudson Bay and British Co- lumbia, south to New Jersey, Pennsylvania, Wisconsin and California. Also in Europe and Asia. Summer. Family 1805.* ALISMACEAE DC. Fl. Franc. 3: 181. Water-plantain Family. Aquatic or marsh herbs,
Size: 1413px × 1768px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
