. Flowers of the field. Botany. PERSICARIA FAMILY 417 ochreate stipules ; /lowers perft-cl. in spikes, racemes, or panicles ; periantli deeply 5-cleft, the 3 outer segments sometimes enlarging in the fruiting stage ; stamens 5â8, with versatile anthers ; ova)y compressed or 3-sided ; slyles 2â3 ; fruit not winged ; embryo lateral; cotyledons thin, ilat. (Name from ihe Greek poh'is, many, goini, knee, from the many knee-like nodes.) â â â Twilling plants : leaves sagittate; flowers in raeemes ; stamens 8 ; styles 3, united : nut ysided 1. P- Coinn'tlvulus (Black Bindweed, Climlyng Buckwheat, or
. Flowers of the field. Botany. PERSICARIA FAMILY 417 ochreate stipules ; /lowers perft-cl. in spikes, racemes, or panicles ; periantli deeply 5-cleft, the 3 outer segments sometimes enlarging in the fruiting stage ; stamens 5â8, with versatile anthers ; ova)y compressed or 3-sided ; slyles 2â3 ; fruit not winged ; embryo lateral; cotyledons thin, ilat. (Name from ihe Greek poh'is, many, goini, knee, from the many knee-like nodes.) â â â Twilling plants : leaves sagittate; flowers in raeemes ; stamens 8 ; styles 3, united : nut ysided 1. P- Coinn'tlvulus (Black Bindweed, Climlyng Buckwheat, or i'ersicaria).âA mis- chievous weed with a y. i ff-t^ the habit of the Field Convolvulus (Con- volvulus arvensis), twining round the stems of other plants and strangling them ; leaves cordate-sagit- tate; fl,owers greenish- white, in erect, slen- der, axillary and ter- minal racemes, bear- 'ng 4âlo-flowered clusters ; outer peri- anth-segments bluntly keeled, green with white margins : fruit rather rough.âCulti- vated ground; abund- ant.â V\. (ulvâSep- tember. Annual. 2. F. dumetorum (Copse Buckwheat). âA similar but more luxuriant species, climbing to a height of 4 or 5 feet : flower-stalks more slender : outer periantii-segments winged ; nut smooth and shining.âBushy places in the south of England ; rare.âFl. JulyâSeptember. Annual. ** Mostly prostrate plants; leaves narrow,; stipules silvery, torn; flowers axillary, 1â3 togetlier; stamens usually 8 ; styles 3 ; nut Tf-sided 3. P. aviculdre (Common Knot- grass).âA common weed with branched stem, usually prostrate, but \"aryjng greatly in size, E E. POLYGONUM C0Xv6L^-rLrs {Ciin;'.':. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Johns, C. A. (Charles Alexander), 1811-1874. London : Society for Promoting Christian Knowledge
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1911
