36 THE GENUS PHORADENDRON 
Specimens examined :—UNITED STATES. Texas. Millett (T release, 
1897,—the type). Waco (Heller, 1376). Bluffdale (Ward, Oct. 12, 
1891,—on Quercus). Bexar Co. (Jermy, 1904). Kaufman Co. (Tyler, 
1904). Big Spring (Rose, Standley & Russell, 12211). Without locality 
(Menzel). Austin (Long, 12041,—on Celtis). 
^ Phoradendron Greggii n. sp. 
Phoradendron flavescens tomentosum Engelmann in Watson, Bot. Calif. 
vol. 2. p. 105. 1880. 
Not forked, the rather short and slender branches without cataphyls, 
dioeeious. Internodes rather short (2x20-30 mm.), densely velvety to- 
mentose, like the foliage. Leaves oblanceolate-elliptical or broader, very 
obtuse, 1-1.5x2.5-3 or even 2x4.5 em., euneately subpetioled for 2-4 mm. 
Spikes often clustered, long (30-60 mm.), tomentose, with 4 or 5 joints 
somewhat elavately about 8-flowered when pistillate and oblong and 30- 
or 40-flowered when staminate: peduncle 2-5 mm. long: scales velvety- 
tomentose. Fruit white, subglobose, glabrous, about 5 mm. in diameter, 
in rather distinct whorls: sepals more or less puberulent, closely inflexed. 
—Plate 22. 
Chihuahuan region (? exclusively) on Acacia and Prosopis.—The 
type from northern Mexico. 
Specimens examined :—Mexico. Rinconada, between Monterrey and 
Saltillo (Gregg, 31, pistillate, 254, staminate, 1847,—the types). Topo 
Chico, Monterrey (Herb. Field Mus.). Jimuleo (Pringle, 845). With- 
out. data (? Pringle, 1883). Pefia, Coahuila (Purpus, 1106). 
^ Phoradendron thyrsoideum n. sp. 
Not forked, the moderate branches without cataphyls, dioecious. In- 
ternodes rather short (2-3x10-20 mm.), rather persistently stellate-vel- 
vety like the foliage. Leaves oblanceolate-spatulate, very obtuse, about 
1x3-5 em., euneately subpetioled for about 5mm. Spikes mostly solitary, 
short (seareely 10 mm., lengthening to 20 mm. in fruit), tomentose, with 
3 or 4 nearly globose joints about 8-flowered when pistillate, elavately 
lengthening in the somewhat thyrsoidally clustered fruiting spikes: ped- 
uncle about 3 mm. long: seales staring-puberulous. Fruit white, sub- 
globose, glabrous, about 4 mm. in diameter, in rather close whorls: sepals 
glabrescent, closely inflexed.— Plate 23. 
Eastern Sierra Madre region.— The type from eastern Mexico. 
Specimens examined :—Mexico. Victoria (Palmer, 103, 1907,—the 
ли | Gomez Farias (Palmer, 291). San Luis Potosi (Parry & Palmer, 
