LUNDELL: THE GENUS PARATHESIS 39 
leaf blades, the petioles villous-tomentose, glabrescent above; leaf blades oblan- 
ceolate, elliptic or obovate-elliptic, 10-25 em. long, 3.5-7.5 cm. wide, apex 
acuminate, the acumen often caudate and falcate, base cuneate and decurrent 
on petiole, chartaceous, black-punctate, glabrous above, uniformly pubescent 
over undersurface with red stipitate dendroid hairs, the margin subcrenulate, 
costa prominent beneath, nearly plane above, the lateral veins slender but 
conspicuous on undersurface, slightly impressed above; inflorescences terminal, 
paniculate, usually large and broadly pyramidal, up to 22 em. long, sometimes 
small and shorter than leaves, red villous with shaggy stipitate stellate hairs 
and papillose-puberulent; pedicels slender 3-7 mm. long; flowers corymbose or 
subracemose-corymbose, 5-7 mm. long at anthesis; the calyx and corolla bristly 
tomentose with stellate hairs and papillose-puberulent; sepals narrowly tri- 
angular, 1.5-2 mm. long, black-punctate; petals black-punctate in lines, united 
at base, linear-lanceolate, up to 7 mm. long, acutish, short papillose-tomentose 
along margins and inside above middle, otherwise glabrous; stamens up to 3.5 
mm. long; filaments glabrous, up to 1.8 mm. long; anthers erect, dorsifixed below 
middle, lanceolate-oblong, 2.2-2.8 mm. long, with a narrowly triangular con- 
spicuous black-punctate area above point of attachment and extending into 
lobes; ovary at apex and base of style with a few scattered erect hairs; style up 
to 5 mm. long; placenta with 5 or 6 ovules; ovules uniseriate, enclosed; fruits 
globose, about 7 mm. in diam., densely black-punctate. 
MEXICO.—Tasasco: Juarez, near Tenosique, June 14-16, 1939, Hizi Matuda 3391 
(A, F, LL, MICH, MO, NY), treelet, 3 m. high, flowers red. 
GUATEMALA.—AttTa Verapaz: Coban, alt. 4300 pp., Aug. 1888, H. von Tuerckheim 1443 
(US, type; G, GH, MO, NY, P, US, isotypes); Hacoc, alt. 600 m., May, 1904, H. von Tuerck- 
heim 8706 (GH, US); Semococh, Mar. 8, 1905, George P. Goll 262 (NY, US), 15 ft., fis. pink; 
vicinity of Secanquim, alt. 550 m., Apr. 24, 1905, H. Pittier 169 (US); Cerro de Agua Tortuga 
(Sahacoc), vicinity of Cubilgiiitz, alt. 350-450 m., Mar. 4, 1942, Julian A. Steyermark 44599 
(F), shrub 15 ft. tall, leaves firmly membranous, deep green above, brownish-green beneath; 
along Rio Sebol, downstream from Carrizal, alt. 150-200 m., Apr. 19, 1942, Julian A. Steyer- 
mark 45801 (A, F, LL, NY, US), tree 35 ft. tall, leaves deep green above, brownish-green 
beneath, peduncle with ferruginous pubescence, pedicels deep rose-red, corolla whitish with 
pale lilac, recurved, nodding, anthers yellow; dense wet limestone forest near Chirriacte, on 
the Peten highway, alt. about 900 m., Apr. 9, 1941, Paul C. Standley 91655 (F), shrub; Sebol, 
in high forest, 12 km. below, bordering Rio Sebol, Apr. 12, 1964, Elias Contreras 4216 (LL), 
shrub, 2 in. diam., 12 ft. high, flowers carmine; Sebol, ca. 3 km. nw., on old Peten road, in high 
forest, Apr. 14, 1964, Elias Contreras 4280 (LL), shrub, 1 in. diam., 12 ft. high, flowers lilac; 
Sebol, about 1.5 km. south, in high forest, Apr. 30, 1964, Elias Contreras 4542 (LL), shrub, 2 in. 
diam., 14 ft. high, flowers yellow, fruit black; Rio Sebol, ca. 2 km. nw. of Randal Grande, 
May 8, 1964, Elias Contreras 4645 (LL), shrub, 1 in. diam., 7 ft. high, flowers white-lilac; 
Sebol and vicinity, July, 1964, Elias Contreras 5236 (LL), 5333 (LL), 5390 (LL), arborescent 
shrub. IzaBaL: between Milla 49.5 and ridge 6 miles from Izabal, Montajia del Mico, alt. 
65-600 m., Apr. 1, 1940, Julian A. Steyermark 38513 (F, LL), tree 30 ft. tall, flowers white, 
tinged brick color. PeTeNn: San Luis, km. 52 of road, in rain forest, July 10, 1959, C. L. Lundell 
16269 (LL), arborescent shrub, 10 ft. high, inflorescence and flowers red. 
BRITISH HONDURAS.—Et Cayo: Humming Bird Highway, on hillside, in high ridge, 
Nov. 11, 1954, Percy H. Gentle 8444 (LL), tree, 2 in. diam.; Humming Bird Highway, 32 
Miles Section, in cohune ridge, May 4, 1955, Percy H. Gentle 8700 (G, LL), tree, 4 in. diam., 
flowers pinkish with yellow anthers; Humming Bird Highway, 33 Miles Section, in high ridge 
at base of hill, Oct. 10, 1955, Percy H. Gentle 8901 (LL), tree 7 in. diam, Stann CREEK: 
vicinity Cockscomb Mts., alt. 500 ft., June 9, 1930, W. A. Schipp S-121A (F, MICH), small 
