dcsimg

Comprehensive Description

provided by North American Flora
Lobelia pringlei S. Wats. Proc. Am. Acad. 25: 157. 1890
Perennial, from a short, heavy, woody, upright caudex; stems several, decumbent-spreading, simple or branched, 1-2 mm. in diameter at base, green or brownish below, 20-38 cm. long, glabrous above, densely brownish-pubescent below and on young vegetative shoots, with very slender, sharp-pointed, subulate hairs which are not flattened in drying and present a bristly appearance; cauline leaves few-20, thickish, pubescent especially near base and margins, coarsely and irregularly crenate, the blades averaging 1 cm. wide by 1.7 cm. long, up to 1.6 cm. wide by 3 cm. long, elliptic or ovate to spatulate, obtuse or subacute at tip (often obtuse on young shoots), narrowed at base (cuneate) to a margined petiole which is often 1-2.5 cm. long; inflorescence a loose raceme, 6-18 cm. long, on a naked peduncle 4-9 cm. long, loosely few-16-flowered; pedicels slender, ascending, 12-25 mm. long in fruit, glabrous, each with a pair of tiny bracteoles at base, incurved at distal end, so that the mature fruit turns toward the stem; flower-bracts up to 6 mm. long, linear, obtuse, ciliate; flower 10 mm. long, including hypanthium; corolla glabrous, the tube entire except for the dorsal fissure, 3.0-3.5 mm. long, the lower lip pubescent at base within, its lobes about 2-2.5 mm. wide by 4.5 mm. long, elliptic to spatulate, mucronate; filament-tube 2.0-2.5 mm. long, glabrous, the filaments coimate onefourth their length; anther-tube 1.3-1.7 ram. long, bluish-gray, the smaller anthers tufted, the three larger ciliate on backs; hypanthium in anthesis broadly obconic or campanulate, glabrous, becoming campanulate in fruit, 2-3 mm. across; capsule three-fifths to three-fourths inferior, 4.5-5 mra. long; calyx-lobes linear-subulate, entire, 2.5-4 mm. long, glabrous or ciliate; seeds ellipsoid, smooth, shining, light-brown, minutely lined, about 0.4 mm. long.
Type locality: Limestone ledges. Sierra de la Silla, Nuevo Le6n, Pr ingle 2538 (Gray!). Distribution: Mountains of central Nuevo Le6n.
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bibliographic citation
Rogers McVaugh. 1943. CAMPANULALES; CAMPANULACEAE; LOBELIOIDEAE. North American flora. vol 32A(1). New York Botanical Garden, New York, NY
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