. Rocky Mountain flowers : an illustrated guide for plant-lovers and plant-users. tamensmany, pistils many, united, the 8-24 stigmas forming a wheel-like disk;flowers large, single; aquatic herbs with large roundish heart-shaped float-ing 3-? in. wide; sepals 9-12; leaves 4-15 in. long N. polysepala BRASSTCALES MUSTARD ORDER PAPAVERACEAE POPPY FAMILY Sepals 2 or 3, usually falling as the bud opens, petals 4-6, separate,stamens many, pistil 1, stigmas one or several, united into a spreading disk,ovary 1-celled or incompletely several-celled, fruit a capsule; flowers singleor clus
. Rocky Mountain flowers : an illustrated guide for plant-lovers and plant-users. tamensmany, pistils many, united, the 8-24 stigmas forming a wheel-like disk;flowers large, single; aquatic herbs with large roundish heart-shaped float-ing 3-? in. wide; sepals 9-12; leaves 4-15 in. long N. polysepala BRASSTCALES MUSTARD ORDER PAPAVERACEAE POPPY FAMILY Sepals 2 or 3, usually falling as the bud opens, petals 4-6, separate,stamens many, pistil 1, stigmas one or several, united into a spreading disk,ovary 1-celled or incompletely several-celled, fruit a capsule; flowers singleor clustered; herbs with alternate pinnatifid or pinnate leaves and milky ororange-yellow juice. 1. Stem leafless, 1-flowered; leaves not prickly Papaver 2. Stem leafy, several-flowered; leaves prickly Argemone PLATE 4 BARBERRIES—RUESBARBERRY FAMILY 1. Berberis repens: Barberry 2. Berberis Fremontii 3. Berberis Fendleri NETTLE FAMILY 4. Celtis occidentalis: Hackberry RUE FAMILY 5. Ptelea trifoliata: Hop Trefoil 6. Thamnosma texana CALTROP FAMILY7. Covillea tridentata: Creosote Bush. 12 MUSTARD ORDER Papaver Linne 1753 Poppy(Lat. papaver, poppy) Sepals 2, brown-hairy, petals 4, yellow or red, stamens many, ovary1-celled, stigma lobes 5-7, capsule bristly-hairy, opening by pores beneaththe stigma disk, flowers solitary, bud nodding; leaves basal, pinnatifid;sap white-milky; hairy, 2-3 inches high; leaf outline lance-ovate; flowers 1-3 in. wide P. alpinum Argemone Linne 1753 Prickly Poppy(Gr. argemone, a kind of poppy used for eye troubles) Sepals usually 3, sometimes 2, prickly, petals 4-6, white or yellow,stamens many, ovary 1-celled, stigma lobes 3-6, capsule prickly, oblong,opening by 4 slits or valves; flowers solitary, large, 2-5 in. wide, buds erect;leaves on the stem, pinnatifid to bipinnate, with stout prickles or sometimesnearly smooth; stem prickly and glaucous, prickly and bristly-hairy, ornearly smooth; sap white to yellow; perennial. 1. Petals white A. pla
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Photo credit: © The Reading Room / Alamy / Afripics
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectwildflo, bookyear1920
