NOTES ON BROUELIACEAE, XV Lyman B. Smith UEXICO TILLANDSIA CONCOLOR L. B. Smith, sp. nov. A T. fasciculata Sw. , cui af finis , f oliis omnino cinereis , vaginis haud vel basi angustissims castsineis, scapo brevissimo vaginis foliorum obtecto differt. Stemless; leaves many in a dense funnelform rosette, 20-30 cm. long, almost always exceeding the inflorescence, covered idth subappressed cinereous scales throughout or with a narrow casta-neous collar at base, thick, evidently fleshy, irregularly and coarsely rugose on drying; blades narrowly triangular, filiform-acuminate, involute, barely distinguishable from the sheaths, to 17 ram. wide at base; scape very short, concealed by the leaf-bases; scape-bracts subfoliaceous but small and with thin yellow glabrous bases; inflorescence simple or digitately compound from 2-4 spikes; primary bracts like the scape-bracts, much sma3J.er than the floral bracts; spikes linear-lanceolate, acute, 9-13 cm. long with a number of reduced sterile bracts at base, 2-3 cm. wide, strongly complanate, densely many-flowered; floral bracts ovate, acute, 35-AO ram, long, exceeding the sepsils, carinate, thin-coriaceous, nerved, glabrous, drying red and yellow or green; flowers subsessile; sepals lanceolate, acute, 23-32 mm, long, connate posteriorly; petals linear, 6 cm, long, tubular-erect, violet; stamens exserted. PI. I, fig. 1: Habit x 1/2; fig. 2: Sepal x 1. Type in the U. S. National Herbarium, No. 2,321,075, collected on trees, 16 kilometers north-northeast of Tehuantepec along the Pan-American highway (Routes 185 & 190), altitude 50 meters or less, July 7, 1959, by Robert Merrill King (No. 1385). Isotype (MICH) . MEXICO: Guerrero: El Tibor, alt. 100 m., August 23, 1898, Langlasse 297 (US). Oaxaca: Picacho to San Geronimo, July 1914, Purpus 7414 (US). On tree. La Ventosa, 7 km. east of Salina Cruz, alt. 0-50 m., July 3, 1959, King 1295 (MICH, US). About 4 km. north-northeast of Tehuantepec along Trans-Isthmian highway (Routes 185 & 190), alt. 0-50 m., July 5, 1959, King 1336 (MICH, US). Beach of Laguna Superior, south of Juchitan, near village of Xandani, alt. 0-10 m., July 11, 1959, King 1556 (MICH, US). Chiapas: Cliffs and rocky gorge above Rancho San Luis about 2 miles north (Roblada), alt. 825 m., March 23, 1949, Carlson 1546 (F, US). GREATER ANTILLES HOHENBERGIA Jamaica is the great center of Hohenbergia north of the equa-2h9
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