. 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. 13. Viola nephrophylla Greene. Northern Bog Violet. Fig. 2935. _ r'lo/o n(?/'/iro/i/o'"a Greene, Pittonia 3 : 144. 1896. I'iola vagula Greene, Pittonia 4: 67. 1899. Nearly or quite glabrous; earliest leaves orbicular or slightly reniform, later leaves broadly ovate, cor- date, obtuse or bluntly pointed, crenate-serrate, li'- 2h' wide; flowers large, violet, on pe
. 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. 13. Viola nephrophylla Greene. Northern Bog Violet. Fig. 2935. _ r'lo/o n(?/'/iro/i/o'"a Greene, Pittonia 3 : 144. 1896. I'iola vagula Greene, Pittonia 4: 67. 1899. Nearly or quite glabrous; earliest leaves orbicular or slightly reniform, later leaves broadly ovate, cor- date, obtuse or bluntly pointed, crenate-serrate, li'- 2h' wide; flowers large, violet, on peduncles exceed- ing the leaves; spurred petal villous, the lateral densely bearded, and the tw^o upper often with scat- tered hairs; sepals ovate to lanceolate, obtuse and often rounded ; cleistogamous flowers ovoid, on erect peduncles at length li'-X high; capsules green, gla- brous, short-ellipsoid; seeds olive-brown, nearly i" long. Cold mossy bogs and borders of streams and lakes, eastern Quebec to British Columbia, south to northwest- ern Connecticut, Wisconsin, Xew Mexico and Washing- 14. Viola retusa Greene. Western Blue \'iolet. Fig. 2936. i'iola retusa Greene, Pittonia 4: 6. 1899. Glabrous; rootstock vertical, often stout and much branching; leaves at petalifcrous flowering about 3' high, the blades about i' wide, broadly ovate, cor- date, slightly acuminate with obtuse apex; aestival leaves 2-3' wide, reniform, abruptly acuminate, the base cordate to truncate-decurrent, crenate-serrate; scapes somewhat exceeding the leaves; petals violet, the upper obovate, the lateral spatulate with clavate beard, the spur petal slightly hairy; sepals lanceo- late, white margined; cleistogamous flowers ovoid, on erect peduncles becoming 4'-5' long in fruit; cap- sules ellipsoid, green, 6" long; seeds brown, i" Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
