Blake — Revision of Polygala 87 
Palmer 369 (coryPE couL.: G). Coanurta: Sierra de la Paila, 
Oct. 1910, Purpus 4760 (BG). San Luis Porost: San Miguelita 
Mts., Sept. 1877, Schaffner 4 (coryPE coLu.: G); Bagre, Minas de 
San Rafael, May 1911, Purpus 5165 p.p. (G); 1830-2440 m., 
1878, Parry & Palmer 39 p. p. (corypE coutu.: B); Schaffner 493 
(B); Purpus 5165a (B). Puxsua: calcareous soil, Tehuacan, 1675 
m., 7 Aug. 1901, Pringle 8575 (BGK: approaching var. tenutfolia). 
Oaxaca: Las Sedas, 1830 m., 15 Sept. 1894, Pringle 5717 (G: near 
var. tenuifolia). Sierra Madre, Mexico: Seemann 2153 (B). Also 
in southern Arizona: Lemmon 500 (G); Blumer 3336 (G); T. E. 
Wilcox (G). 
107. P. HEcaTaNTHA Urb. Stems numerous, erect, slightly 
branched above, from a woody slightly branched root, 5-angled 
and slightly winged, glabrous, about 6 dm. high, very leafy. 
Leaves linear or linear-lanceolate, alternate (except for 3-6 whorls 
below), 1-nerved, slightly rough on midnerve and margin, glabrous, 
slightly revolute, green both sides, subsessile, the middle ones 1.3-2 
em. long, 1.5 mm. wide, acuminate at each end, very acutely mu- 
cronate. Racemes becoming 8.5-14 cm. ee 6-7 mm. thick, 
densely flowered, on peduncles 3.5-9 mm. long. Flowers iwhibe: 
slightly pink-tinged, 3.5 mm. long. Sepals subherbaceous, whitish- 
margined, oblong-oval, obtuse, glabrous, 1.3-1.5 mm. long. Wings 
oval-ovate, retuse at apex, cuneate at base, glabrous, 3.5 mm. long, 
1.7 mm. wide. Upper petals ovate, obtuse at apex, 3.2 mm. long. 
Keel 3.5 mm. long; crest of about 9 linear obtuse processes. Cap- 
sule ovate-oblong, obtuse, broadest near the base, 2.7-3.1 mm. long, 
1.6 mm. wide. Seed pilose, 2.5 mm. long. Aril scarious, glabrous, 
2-lobed, 1.3 mm. long. — Urb.! Sym. Antill. i. 331 (1899). — Porro 
Rico: near Salinas da Cabo-Rojo, near Los Morrillos, 14 Feb. 1885, 
Sintenis 531 (coTyPE couu.: BGK); near Lares, Feb. 1886, Sintenis 
(G). Viren Is~tanps: sand dune, West End, Anagada, 19-20 
Feb. 1913, Britton & Fishlock 948 (GK). —T. 2. Fic. 62. 
108. P. Wightiana, sp. nov. Annua erecta vel adscendens uni- 
caulis ramosa glabra 1.3-2.1 dm. alta, caule angulato vix alato. 
Folia ad mediam plantae partem et supra verticillata, ima (2-3 
verticilli) obovata obtusa 3.5-7.5 mm. longa 1.7-2.5 mm. lata; 
media et superiora anguste lanceolata vel anguste lanceolato-obo- 
vata acuta mucronata basi anguste cuneata punctata 1-nervia sub- 
sessilia 8-17 mm. longa 1.5-2.6 mm. lata; suprema pauca alterna. 
