100 Contributions from the Gray Herbarium 
ish, exceeding keel. Capsule elliptic, 1.7 mm. long, 1.1-1.2 mm. 
wide. Seed 1.5 mm. long, shortly appressed-pubescent. Aril 0.4- 
0.8 mm. long, its 2 lobes scarious, appressed, narrowly oblong. — 
L. Am. Acad. v. 402 (1759); Chod. Monog. ii. 229. t. 24. f. 10-11 
(1893). P. paniculata a. normalis Ktze. Rev. i. 49 (1891). P. 
paniculata L. forma humilis Chod. Bull. Soc. Bot. Belg. xxx. 301 
(1891). P. paniculata L. var. verticillata Chod 1. ¢. 302 (1891). — 
Divisible into two color forms. 
Forma Huumiuis Chod. 1. ¢. Flores rosei vel roseo-purpurei. — 
Vera Cruz: Wartenberg, near Tantoyuca, 1858, L. C. Ervendberg 
187 (G); Orizaba, Botteri 72 (G), 818 (BK), 821 (K); Cordoba, 825 
m., 21 Aug. 1891, Seaton 441 (G); Valley of Cordova, 12 Dec. 1865, 
Bourgeau 1518 p. p. (GK); Mirador, Liebmann 10 (K); Mirador, 
July 1838, Linden 172 (K); Orizaba, 10 Apr. 1867, Bimilek 38 (K); 
Vera Cruz to Orizaba, F. Mueller 1875 (K); woods, temperate 
region (915-1525 m.), Jalapa, Aug. 1828, Schiede & Deppe (B); 
near El Estero, Mar. 1829, Schiede & Deppe (B); Cordoba, 24 
Aug. 1882, Kerber 54 (BK); common weed in fields, Zacuapan, 
Nov. 1907, Purpus 2876 (G); Jalapa, 1220-1250 m., Jan. 1894, 
C. L. Smith 1658 (G); near Jalapa, 1220 m., 1 Apr. 1899, Pringle 
7761 (G). Yucatan AND TaBasco: E. P. Johnson 92 (K). Mexico 
without locality: Pavon (B); Schmitz (B). British HONDURAS: 
open ground near Manatee Lagoon, 21 Dec. 1905, M. E. Peck 242 
(G); E. J. F. Campbell 32 (K). Guatremaxa: Coban, 1310 m., 
Aug. 1886, Tuerckheim 3 (G); Coban, 1877, Twerckheim 3 (ed. 
C. Keck: BK); Coban, 1350 m., June 1906, Tuerckheim II. 1238 
(G); sand bar in river, Agua Calientes, June 1909, C. C. Deam 
6121( G); Skinner (K); Vera Paz, between San Cristobal and 
Santa Cruz, Bernoulli 1032 (K); Chojajé, near Majatenango, Oct. 
1864, Bernoulli 92 (K). Nicaragua: Graytown, Tate “ 15 (30) ” 
(BK); Wright (G). Costa Rica: Endres 177 (K); prairies, San 
José, 1160 m., Sept. 1896, Tonduz 1552 (K); San José, 1160 m., 
Oct. 1908, Tonduz 17455 (G); Desamparados, July 1892, Tonduz 
688 (G); Puerto Viejo, 1893, P. Biolley (Pittier & Durand 7413: B); 
1000 m., near Alajuelita (?), 1894, Tonduz (P. & D. 8948: B); near 
Augistun, 6 Nov. 1875, Polakowsky 511 (B); Aug. 1875, Polakow- 
sky 312 (B). Panama: Seemann 575 (B); Chagres, 3 Feb. 1850, 
Fendler 55 (G). Cua: Pinales Lagunillas, Pinar del Rio, 14 Dec., 
Wright 1903 (BGK); without locality, Wright 1906 (BGK); de la 
