260 PLANT INVENTORY NO. 171 



293067 to 293087— Continued 



293078. Col. No. 73. Location same as P.I. 293077. Leaves have long, 

 sharp apical lobes. 



293079. Col. No. 74. Location same as P.I. 293077. Leaves glossy. 



293080. Col. No. 76. Brush behind ranger station and Rio Grande side 

 channel, Boquillas, Big Bend National Park, Tex. Plants abundant, 

 dense on shrubs; leaves light yellowish green, glabrous when mature; 

 shoots downy, light pink tipped. 



293081. Col. No. 77. West side of canyon, ranger station, Boquillas, 

 Big Bend, Tex. Male vine; shoots light yellowish green, downy tipped. 



293082. Col. No. 78. Location same as P.I. 293081. Vine fruitful. 



293083. Col. No. 81. Dry ravine, Grapevine Hills, Big Bend National 

 Park, Tex. Weak male climber on shrubs; leaves dark green with 

 some scorch. 



293084. Col. No. 82. Location same as P.I. 293083. Male vine. 



293085. Col. No. 84. Location same as P.I. 293083. Internodes long. 



293086. Col. No. 85. Oak Creek Canyon, Big Bend National Park, Tex. 

 Several vines in willows; fruitless. 



293087. Vitis sp. 



Col. No. 67. Rocky base of Camp Chalk Bluff, Highway 55, 20 miles 

 northwest of Uvalde, Tex. Vine in oak tree; trunk thin; leaves smooth, 

 glossy, dark green ; berries small, ripe. 



293088 to 293151. 



From Mexico. Cuttings, unless otherwise noted, collected by H. P. Olmo and 

 A. Koyama, University of California, Davis. Collected August 1961. 

 Numbered Oct. 7, 1963. 



293088 and 293089. Ampelopsis cf. CORDATA Michx. Vitaceae. 



293088. Col. No. 17. 'Hedera'. Weathered granite, south bank of 

 Arroyo Seco da Patroan Zoc, 11.6 miles southwest of Garcia, road to 

 Hubejecal, Zacatecas. Creeper; leaves fleshy, dark green, cordate, 3.5 

 by 2.5 inches, long petioled, finely pubescent; sinus narrow, V-shaped; 

 shoots ribbed; fruit green. 



293089. Col. No. 18. Rocky ledges in deep ravine, Highway 70, Zapoqui, 

 Aguascalientes. Climber; leaves simple, entire, cordate, fleshy, margin 

 smooth; berries in small clusters, black, 0.46 inch diameter. Roots 

 collected. 



293090. Cissus rhombifolia Vahl Vitaceae. 



Col. No. 22. Fractured rocks, hot rain forest, 6 miles west of Naranjo, 

 San Luis Potosi. Plants common, spreading; stems thickened, bulbous 

 near ground ; leaves trifoliate ; umbels conspicuous ; flowers carmine. 



293091. Cissus sicyoides L. 



Col. No. 24. Rocky outcrops, hot rain forest, steep slope, 16 miles west 

 of Naranjo, San Luis Potosi. Weak climber; stems thickened, lenticellate ; 

 leaves pointed, ovate, 1.5 by 2 inches, margin smooth; no flowers or fruit 

 seen. 



293092 and 293093. Cissus trifoliata L. 



293092. Col. No. 15. Stream bank, with willow and bald cypress, Rio 

 Nazas, 14 miles northwest of El Rodeo, Durango. Plants sporadic, 

 climbing by tendrils, to 10 feet high, not yet flowering; roots cylin- 

 drical, bulbous; leaves trifoliate, with few large obtuse teeth, dark 

 green, fleshy, foetid when crushed; shoots glabrous. Roots collected. 



293093. Col. No. 62. Desert mesa streambed, two miles south of 

 Cadereyta, Nuevo Leon. Slender, weak climber on shrubs in full 

 shade; stems glabrous; leaves 1.5 by 1.25 inches, fleshy, glabrous, re- 



