. Field and woodland plants. Plate V. FLOWERS OF BOGS AND MARSHES. 1. Marsh Gentian. 2. Marsh Marigold. 3. Marsh Orchis. 7. Bog Pimpernel. 4. Marsh Mallow. 5. Marsh Vetchling. 6. The Marsh St. Johns-wort. BOGS, MAR8HKS, WET PLACES—SUMMER 237 from seven to eleven wavy or slightly-toothed segments, the terminalone of which is usually larger than the others and nearly flowers are small, white, in short, crowded racemes ; and thepods are spreading, more than half an inch long. 2. The Marsh Yellow Cress [N. palustre), common in muddy. The Lesser Spearwort. places.—A slender j)lant with a
. Field and woodland plants. Plate V. FLOWERS OF BOGS AND MARSHES. 1. Marsh Gentian. 2. Marsh Marigold. 3. Marsh Orchis. 7. Bog Pimpernel. 4. Marsh Mallow. 5. Marsh Vetchling. 6. The Marsh St. Johns-wort. BOGS, MAR8HKS, WET PLACES—SUMMER 237 from seven to eleven wavy or slightly-toothed segments, the terminalone of which is usually larger than the others and nearly flowers are small, white, in short, crowded racemes ; and thepods are spreading, more than half an inch long. 2. The Marsh Yellow Cress [N. palustre), common in muddy. The Lesser Spearwort. places.—A slender j)lant with a fibrous root, and pinnate leaveswith irregularly-toothed segments which are smaller towards thebase. The flowers are yellow, about an eighth of an inch in diameter,with petals no longer than the sepals. They bloom from June toSeptember. The pods are oblong, swollen, sUghtly curved, a quarterof an inch long. 3. The Amphibious Yellow Cress {N. amphibium).—An erectplant, two or three feet high, with fibrous root and creeping runners, 238 FIELD AND WOODLAND PLANTS Howering from June to September, moderately common on thebanks of muddy streams. Its leaves are narrow-oblong, threeor four inches long, deeply tootiied. or cut into nairow lobes ; andthe ilowers are yellow, similar to those of the other species, andsimilarly arranged, I)ut with petals twice as long as the sepals. Thepods are broad, only about a sixth of an inch long, ^\ith a ratherlong style. In the marshes of theSouth of England we mayoften see the Marsh Mallow(31 dial
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