Burmeistera cyclostigmata Donn. Sm.

Burmeistera cyclostigmata Donn. Smith, Bot. Gaz 20:291. 1895.
Burmeistera cydosligmala var. Snerrensis Donn. Smith, Eot. Gaz. 24: 394. 1897. (Donn. Sm. pi.
guat. etc. 6623. US!) Burmeistera suerrensis F. E. Wimmer, Repert. Sp. Nov. 30: 14. 1932. Burmeistera suerrensis var. ahnirantensis F. E. Wimmer, Repert. Sp. Nov. 30: 14, pi. 124, f. 26.
1932. (Cooper 234. Field!) Burmeistera Millei F. E. Wimmer, Repert. Sp. Nov. 30: 15, pi. 123, f. 12. 1932. (Type from
Ecuador.)
Stems herbaceous or woody at base, terrestrial or epiphytic, sometimes trailing and rooting at the nodes, green, usually 1-1.5 m. high, glabrous or minutely pubescent on the young growth, leafy nearly to the summit; cauline leaves spreading, papery or membranous when dry (fleshy and slightly stiffened when fresh, according to Austin Smith [P.C. 232]), glabrous or the veins on the lower surface minutely scaberulous, the blades varying from entire, with minute callosities along the margin, to repand-dentate with the callosities at the apices of low blunt teeth, 3-6 cm. wide by 7-12 cm. long, usually 2-2.5 times as long as wide, elliptic, varying to ovate or broadly lanceolate, narrowed abruptly to an acuminate tip which may be 1.5 cm. long, the base cuneate, with a definite slender petiole (1) 1.5-3 cm. long; inflorescence a short terminal raceme few-15 (25) cm. long, loosely few-15-(20-) flowered; pedicels ascending in flower, often stiffly spreading at maturity, up to 1.5 mm. in diameter, mostly 45-85 mm. long in fruit, smooth and glabrous; upper bracts often much reduced in size; flowers malodorous (according to Austin Smith), 4-5 cm. long, including hypanthium; corolla glabrous, in color "green," "green tinged maroon," "green and purplish," "dark reddish green," "greenish and dark red," "green and dark red-purple," "reddish-brown," or "2 center lobes dull maroonpurple, the others green;" the tube 11-16 mm. long, narrowed graduaUy from the base to a point about two-thirds its length from the base, then abruptly expanded, the minimum diameter about 2-2.5 mm., the corolla-lobes nearly linear (slightly broader near base), the two upper ones 2-5 mm. wide, 12-22 mm. long, the tips blunt, the two lateral lobes 2-4 mm. wide by 6-12 mm. long, the lower lobe similar to these but slightly shorter; filament-tube (25) 30-36 mm. long, pubescent or short-hirsute on the distal third or wholly glabrous, the filaments wholly free from the coroUa-tube; three larger anthers 5-8 mm. long, glabrous; two shorter anthers about half as long, the apical margin glabrous or with a thin fringe of soft pilose hairs; hypanthium glabrous, in anthesis cylindric or campanulate, rounded at base, usually flaring at mouth, sometimes contracted just below the mouth, as long as broad or longer (in dried material), usually much darkened in drying; fruit a fleshy pod (according to Austin Smith) or a watery berry, (according to Skutch), varying from oval with flattened ends (Austin Smith) to ellipsoid, 6-14 mm. in diameter, 10-15 (30) mm. long, in color varying from "red and white" to "purple and white" or "white tinged with blue" or "varying from white to red;" calyx-lobes oblong or linguiform, rounded at tip and somewhat dilated at base, 2-3 mm. wide by 3-12 mm. long, entire or minutely dentate; seeds ellipsoid-oblong with rounded ends, about 0.75-1.0 mm. long.
Type locality: Estrella, Prov. Cartage, Costa Rica, J. J. Cooper 5845 (US!).
Distribution: Central Costa Rica to western Panama, at elevations up to about 2500 m.; Colombia to Ecuador.

Burmeistera cyclostigmata là loài thực vật có hoa trong họ Hoa chuông. Loài này được Donn.Sm. mô tả khoa học đầu tiên năm 1895.