. 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. 1753. Bull. Torrey Ruppia maritima L. Sp. PI. 127 Ruppia curvicarpa A. Nelson, Club 26: 122. 1899. Stems often whitish, 2°-3° long, the in- ternodes irregular, naked, l'-3' long. Leaves 1'-3' long, i" or less wide; sheaths 3"-4" long, with a short free tip; peduncles in fruit sometimes i° long; pedicels 4-6 in a cluster, i'-ii' long; drupes with
. 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. 1753. Bull. Torrey Ruppia maritima L. Sp. PI. 127 Ruppia curvicarpa A. Nelson, Club 26: 122. 1899. Stems often whitish, 2°-3° long, the in- ternodes irregular, naked, l'-3' long. Leaves 1'-3' long, i" or less wide; sheaths 3"-4" long, with a short free tip; peduncles in fruit sometimes i° long; pedicels 4-6 in a cluster, i'-ii' long; drupes with a dark hard shell, ovoid, about 1" long, often oblique or gibbous at the base, pointed with the long style, but varying much in shape; forms with very short peduncles and pedicels, and with broad, strongly marked sheaths occur. Common along the coasts and in saline dis- tricts in the interior. Old World and South America. Tassel-grass. July-Aug. 2. Ruppia occidentalis S. Wats. West- ern Ruppia. Fig. 210. Ruppia occidentalis S. Wats. Proc. Am. Acad. 25: 138. Sept. 1890. Ruppia lacustris Macoun, Cat. Can. PI. 5: 372. Nov. 1890. Stems stouter, i°-2° long, the branching fan-like. Leaves 3'S' long, their large sheaths i'-ii' long; branches and leaves often thickly clustered at the nodes, the sheaths overlapping each other; drupes larger, i4"-2" long, ovoid or pyriform, borne on pedicels about 1' long, the peduncles bright red when fresh and some- times nearly 2° in length. In saline ponds, Nebraska to British 3. ZANNICHELLIA L. Sp. PL 969. 1753- Stems, flowers and leaf-buds all at first enclosed in a hyaline envelope, corresponding to the stipule in Potamogeton. Staminate and pistillate flowers in the-same axil; the staminate solitary, consisting of a single 2-celled anther, borne on a short pedicel-like filament; the pistillate 2-5. Ovary flask-shaped, tapering into a short style; stigma broad, hyaline, some- what cup-shaped, its margins angled or de
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
