An illustrated guide to the flowering plants of the middle Atlantic and New England states (excepting the grasses and sedges) the descriptive text written in familiar language . ct herb with narrow lance-shaped leaves, with entire or slightlydentate margins. Pods 4-angled, seeds in one row in each valve of thepod. E. cheiranthoides, L. (Fig. 7, pi. 54.) Wormseed. Treacle-mus-tard. Plant i to 2 ft. high, branching. Leaves lance-formed, narrow,tapering at base, somewhat blunt at apex. Naturalized. In moist Flowers yellow, white or purple Seeds in a single roio in each valve of t
An illustrated guide to the flowering plants of the middle Atlantic and New England states (excepting the grasses and sedges) the descriptive text written in familiar language . ct herb with narrow lance-shaped leaves, with entire or slightlydentate margins. Pods 4-angled, seeds in one row in each valve of thepod. E. cheiranthoides, L. (Fig. 7, pi. 54.) Wormseed. Treacle-mus-tard. Plant i to 2 ft. high, branching. Leaves lance-formed, narrow,tapering at base, somewhat blunt at apex. Naturalized. In moist Flowers yellow, white or purple Seeds in a single roio in each valve of the pod. 15. SISYMBRIUM, L. Tall erect herbs, sparingly branciied, with feather-formed yellow except in /S. humile, in which they are white or rather long (in No. 2, very long) and slender. 1. S. officinale, (L.) Scop. (Fig. 3, pi. 54.) Hedge tall and stilT, branching below, not much branched above. Thelong pods hug the stem, lying in almost their whole length against rather long, in general form more or less triangular or arrow-lioad-sliapcd, the lobes toward the inner end extending widely. Flowerssmall. MUSTARD FAMILY 281. Plate 551. Berteroa incana. 2. Alyssum alyssoides. 3. Roripa palustris. 4. Car-damine pennsj^lvanica. 5. C. bulbosa. 6. Neslia paniculata. 7. Diplotaxistenuifolia. 8. Arabis lyrata. 9. A. hirsuta. 282 CRUCIFERAE 2. S. Sophia, L. Flixweed. Herb Sophia. (Sophia Sophia, Brit-ton.) Herb 1 to 2^ ft. high, hairy, with forked hairs. Stems slender,branching. Leaves doubly feather-formed. Flowers small. Pods 1 to2 in. long on slender foot-stalks. Naturalized. Waste places. June-August. 3. S. altissimum, L. Tall Sisymbrium. Stem 2 to 4 ft. high, slen-der, branching, not hairy or with few hairs. Leaves small. Pods 2 to 4 in. long, very slender, spreading. Wasteplaces. Naturalized. 4. S. humile, Meyer. Low or Northern Rock Cress. Stem 4 to10 in. high. Rosette of leaves lance-shaped with sinuses or d
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectplants, bookyear1910
