GREENMAN. — GENUS GALIUM. 459 
subappressed uncinate hairs. — Collected by C. G. Pringle on shaded 
ledges of the Sierra Madre near Monterey, State of Nuevo Leon, 9 July, 
1898, no. 1884, distributed as “ Galium uncinulatum, DC.?” 
* + Flowers in terminal or lateral few-several-flowered loose cymes: uncinate 
bristles of the fruit spreading. 
6. G. orizabense, Hemst. An herbaceous perennial: stems 3 to 
10 dm. or more long, erect or ascending, hirtellous-pubescent especially 
on the angles with short recurved hairs: leaves obscurely 3-nerved, 
linear-lanceolate or linear-oblong, 0.5 to 2 cm. long, 1.5 to 5 mm. wide, 
obtuse, a little narrowed at the base, usually hirtellous-pubescent upon 
either surface, and especially on the midrib beneath. — Diag. Pl. Nov. 
Pars tertia, 54, & Biol. Cent.-Am. Bot, ii. 65. — Region of Orizaba, Sumi- 
chrast, nos. 838, 1933; Miiller, nos. 1144, 1826; Botteri, no. 538. 
- G. uncinulatum, DC. Stems slender, usually several from a 
perennial base, nearly glabrous or pubescent with spreading or somewhat 
teflexed hirsute hairs : leaves 3-nerved from the subpetiolate base, oblong 
to oblong-lanceolate, mucronate, more or less hirsute upon either surface, 
‘specially on the veins beneath, sometimes nearly glabrous: inflorescence 
terminating the lateral branches in three-few-flowered cymes. — Prodr. 
lv. 600; Hemsl. Biol. Cent.-Am. Bot. ii. 66; Wats. Proc. Am, Acad. 
Xvlii. 99. G Jalapense, Schlecht. Linnea, ix. 591.— Sonora, F. E. 
yd, no. 393; Nuevo Leon, Guajuco, Palmer, March, 1880, no, 412; 
San Luis Potosi, Schaffner, no. 840 (a nearly smooth form); Valley of , 
Mexico, Schaffner, no. 179, Pringle, no. 6462; Orizaba, Bottert, nos. 188, 
945, 1174, Miller, no. 1820, Seaton, no. 209, Sumichrast, no, 1921; 
axaca, vicinity of Cerro San Felipe, Nelson, no. 1103. Specimens 
collected by Pringle, San Luis Potosi, no. 5125, and Puebla, no. 7018, 
Seem to connect with the following variety. 
Var, obstipum, Warts. Leaves usually smaller, suborbicular to 
oblanceolate, densely hirsute-pubescent beneath.— Proc. Am. Acad. 
XViil, 99. G. obstipum, and varieties, Schlecht. Linnea, ik. 592; 
Hemsl. Biol. Cent.-Am. Bot, ii, 65.— Coahuila, Lerios, about 70 km. 
fast of Saltillo, J uly, 1880, Palmer, no. 413, by the same collector in the 
Caracol Mts., 83 km. east of Monclova, August, 1880, no. 414; Michoa- 
‘an, Patzcuaro hills, 8 November, 1890, Pringle, no. 8597; Real del 
Monte, 7. Coulter, no. 185; Chiapas. Ghiesbreght, no, 886; Guatemala, 
Smith’s sets, no, 1222). 
i ar. (?) nanum. Low, about 1 dm. high: stems glabrous or 
“ishtly pubescent at the nodes: leaves oblanceolate, 5 to 10 mm. long, 
