. 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 102nd meridian . 7. Ranunculus reptans L. Creeping Spearwort. Fig^ 190 Ranunculus reptans L. Sp. PI. 549. 1753. Ranunculus filiformis Michx. FI. Bor. Am. I : 320. 1803. Ranunculus Flammula var. reptans E. Meyer. PI. Lab. 96. 1830. R. Flammula inlermedius Hook. FI. Bor. Am. i: 11. 1829. Trailing or reclining, glabrous or pubescent, rooting from the nodes, the flowering stems and peduncles asc
. 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 102nd meridian . 7. Ranunculus reptans L. Creeping Spearwort. Fig^ 190 Ranunculus reptans L. Sp. PI. 549. 1753. Ranunculus filiformis Michx. FI. Bor. Am. I : 320. 1803. Ranunculus Flammula var. reptans E. Meyer. PI. Lab. 96. 1830. R. Flammula inlermedius Hook. FI. Bor. Am. i: 11. 1829. Trailing or reclining, glabrous or pubescent, rooting from the nodes, the flowering stems and peduncles ascending. Leaves linear, lanceolate or spatulate, 1-2' long, mainly en- tire, gradually narrowed into the petiole; flowers bright yel- low, 4"-5" broad, solitary on peduncles 1-3' long, petals 4-7, much exceeding the calyx; achenes flattish, with a minute sharp beak; stamens numerous. On shores. Newfoundland and arctic America, south to Xew Jersey, Pennsylvania and Michigan, and in the Rocky Mountains to Colorado. Also in Europe. Summer. Rantmctilus Flammula L., which has larger mostly broader leaves, the stout stem rooting only at the lower nodes, is recorded from Newfoundland, and is widely distributed in Europe and Asia. 8. Ranunculus obtusiusculus Raf. Water Plantain Spearwort. Fig. 1902. Ranunculus obtusiusculus Raf. Med. Rep. (IL; 5: 359. 1808. Ranunculus alismaefoHus A. Gray, Man. Ed- 5, 41. 1867. Xot Geyer, 1848. Ranunculus ambigens S. Wats. Bibliog. Index 1: 16. 1878. Mostly stout and i°-3° high, ascending, glabrous, rooting from the lower nodes; stem hollow, sometimes nearly i' thick at the base. Leaves lanceolate or oblong- lanceolate, 3-6' long, 5"-i2" wide, den- ticulate or entire, all but the uppermost on broad petioles, which clasp the stem by a broad base; flowers yellow, panicled, 6"- 8" broad; petals 5-7, much exceeding the sepals; head of fruit globose or slightly elongated, 5"-6" in diameter; achenes compressed. I"
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
