. 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. Botany. I. Chrysosplenium americanum Schwein. Golden Saxifrage. Water Carpet. Fig. 2185. Stems slender, decumbent, forked above, glabrous or very nearly so, 3'-8' long. Lower leaves opposite, the upper often alternate, broadly ovate, orbicular or somewhat reniform, ob- tuse or truncate at the base, rounded at the apex, crenate or obscurely lobed, 2"-io" wide; flower
. 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. Botany. I. Chrysosplenium americanum Schwein. Golden Saxifrage. Water Carpet. Fig. 2185. Stems slender, decumbent, forked above, glabrous or very nearly so, 3'-8' long. Lower leaves opposite, the upper often alternate, broadly ovate, orbicular or somewhat reniform, ob- tuse or truncate at the base, rounded at the apex, crenate or obscurely lobed, 2"-io" wide; flowers sessile, axillary, usu- ally solitary, about l" broad; calyx-lobes commonly 4, yel- lowish, or purplish within; stamens commonly 8; anthers orange-red. In wet. shaded places. Nova Scotia to the Saskatchewan region, south, along the mountains to Georgia, and to Ohio, Michigan and Minnesota. March-June. 2. Chrysosplenium iowense Rydb. Iowa Golden Saxi- frage. Fig. 2186. Chrysospleni Rydb.: Br Man. 483. 1901 Flowering stems erect, glabrous or pubescent, 2'-6' high, branched above. Leaves all alternate, the basal ones long- pctioled, reniform, or cordate, often pubescent on the upper sur- face, 3"-i8" wide, or crenate with 5-11 rather broad lobes; flowers mainly terminal, corymbose; calyx-lobes commonly 4, orange-yellow within; stamens usually 8. On wet mossy slope, Decorah, Iowa. May-June. Confused with Chrysosplenium allcrnifolium of Europe, in our first Family 48. HYDRANGEACEAE Dumort. .\nal. Fam. 36, 38. 1829. Hydr.'Vngea Family. Siirubs or trees or vines with simple opposite leaves and no stipules. Flowers perfect or the exterior ones of the clusters sterile and conspicuous. Petals and sepals generally 5. Stamens twice as inany as the sepals, or nuinerous, epig[\'nous. Carpels 2-10, wholly united or the apex free, the lower half at least enclosed by and adnate to the calyx. Seeds numerous; endosperm generally copious; embryo small. About 16 genera an
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
