. 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. 2. Hydrocotyle Canbyi C. & R. Canby's Marsh-Pennywort. Fig. 3155. Hydrocotyle umbellata vaT. ambigua A. Gray, Man. Ed. 5, igo. 1867. Not H. ambigua Pursh, 1814. H, Canbyi Coult. & Rose, Bot. Gaz. 12: 103. 1887. Stem creeping, sometimes 12' long, the sub- terranean branches tuberiferous. Petioles short, or elongated; leaves peltate, orbicular or nearly s
. 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. 2. Hydrocotyle Canbyi C. & R. Canby's Marsh-Pennywort. Fig. 3155. Hydrocotyle umbellata vaT. ambigua A. Gray, Man. Ed. 5, igo. 1867. Not H. ambigua Pursh, 1814. H, Canbyi Coult. & Rose, Bot. Gaz. 12: 103. 1887. Stem creeping, sometimes 12' long, the sub- terranean branches tuberiferous. Petioles short, or elongated; leaves peltate, orbicular or nearly so, i'-ii' wide, with 7-11 shallow broad mostly crenulate lobes; peduncles elongated; inflores- cence mostly proliferous, rarely simply umbellate; verticils 3-10-flowered; pedicels i"-2" long, or some of them rarely 4" long; fruit about i" long and 2" broad, slightly notched at both ends when mature, much flattened, the intermediate ribs corky-thickened, the dorsal one very obtuse. ' -In moist ground, New Jersey to Maryland. The record of this species from Florida in our first edi- tion should apply to H, australis. June-Se-pt. 3. Hydrocotyle verticillata Thunb. Whorled Marsh-Pennywort. Fig. 3156. H. verticillata Thunb. Diss. 2: 415. pi. S- 1798. Hydrocotyle interrupta Muhl. Cat. 30. 1813. Similar to the two preceding species. In- florescence always proliferous, l'-2' long; verticils 2-6-flowered; pedicels very short, usually less than i" long; fruit about l" long, li"-2" broad, rounded or truncate at each end, not notched; intermediate ribs of the carpels filiform, not corky-thickened, the dor- sal one acute. In moist soil, Massachusetts to Florida, mainly near the coast, west to Texas, Arkansas and south- ern California, and in the West Indies, Central and' South America. June-Sept. Hydrocotyle australis Coult. & Rose has fruit- ing pedicels i"-2" long, but is otherv/ise similar to this species. It ranges from southeas
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
