STANDLEY TREES AND SHRUBS OF MEXICO 1593 



1. Galea salmeaefolia (DC.) Hemsl. Biol. Centr. Amer. Bot. 2: 206. 1881, as 



C. nalmiaefolia. 



Calydermos salmeaefolius DC. Prodr. 5: 670. 1836. 



Tamaulipas. 



Shrubby, about 1 meter high; branches slender, retrorse-puberulous in lines; 

 leaves short-petioled, the blades ovate, about 3 cm. long, acuminate or acute, few- 

 toothed, smoothish and lucid above, gland-dotted and sparsely pubescent beneath; 

 heads umbellate, about 6 mm. high; pedicels 9 to IS mm. long; squamellae 0.5 

 mm. long. 



2. Galea albida A. Gray, Proc. Amer. Acad. 15: 38. 1879. 



San Luis Potosi; type from Morales. 



Shrub; branches densely sordid-pilose; leaf blades ovate, 2.5 to 3.7 cm. long, 

 1.3 to 2.3 cm. wide, acute, coarsely toothed, rough above, gland-dotted and loosely 

 griseous-pilose beneath; heads cymose-umbellate, about 8 mm. high, about 

 20-fiowered; flowers whitish; achenes about 3.5 mm. long, the pappus about 1.5 

 mm. long. 



3. Galea hypoleuca Robins. & Greenm. Proc. Amer. Acad. 32: 24. 1896. 

 Oa.xaca; type from Sierra de San Felipe. 



Similar to C. albida; leaves larger, 3 to 5 cm. long and wide, densely pilo . •- 

 tomentose beneath, subsessile or short-petioled. "Cuanaxana" (Reko). 



4. Galea pringlei Robinson, Proc. Amer. Acad. 36: 488. 1901. 

 Guerrero and Alorelos; type from Iguala, Guerrero. 



Frutescent, sordidly pilose-tomentose, glabrescent; leaves subsessile, subor- 

 bicular-ovate or broadly deltoid-ovate, the larger ? to 4.5 cm. long and wide, 

 rugose above, cinereously pilose-tomcnto.se beneath; heads 7 to 10-flowered, in 

 dense umbelliform cymose panicles. 

 4a. Galea pringlei rubida Greenm. Field Mus. Bot. 2: 272. 1907. 



Known only from the type locality, near Chavarillo, Veracruz. 



Leaves short-petioled, ovate, 1.5 to 3 cm. long, two-thirds as wide; phyllaries 

 reddish-margined. (Description compiled.) 



5. Galea nelsonii Robins. & Greenm. Proc. Amer. Acad. 32: 25. 1896. 

 Known only from the type locality, ridge back of Tonala, Chiapas. 

 Frutescent, glabrous; leaves short-petioled, the blades rhombic-ovate, 4.5 to 



7.5 cm. long, 1.8 to 6 cm. wide, coarsely toothed, glabrous and eglandular on both 

 sides; heads numerous, in umbelliform cymes, about 10-flowered; ray flowers 

 2 or 3, obscurely ligulate. 



6. Galea leptocephala Blake, Contr. U. S. Nat. Herb. 22: 646. 1924. 

 Known only from the type locality, Tonameca, Oaxaca. 



Shrub; stem pubtrulous in lines, glabrate; leaves petioled, the blades ovate, 



5.5 to 8.5 cm. long, 3.5 to 5 cm. wide, acuminate, coarsely toothed, beneath gland- 



. dotted and on the veins sparsely pilosulous; heads in small clusters at tips of 



branchlets, the disk 6.5 mm. high, 2 mm. thick; phyllaries with involute-margined 



spreading apex; ray 1, small. 



7. Galea zacatechichi Schlecht. Linnaea 9: 589. 1834. 



San Luis Potosi and Jalisco to Veracruz and Puebla; type from Hacienda de 

 la Laguna and Jalapa, Veracruz. Guatemala. 



Much-branched shrub, puberulous or pubescent; leaves short-petioled, the 

 blades ovate or broadly triangular-ovate, 2 to 6.5 cm. long, coarsely toothed, 

 veiny, gland-dotted and more or less pubescent beneath; heads small, about 

 12-fiowered, in dense umbellate-cymose panicles; phyllaries without spreading 

 tips. "Tzicin," "xicin" (Yucatdn, Maya); "zacatechichi," "sacatcchichi," 

 •'sacachichic," "zacachichi," "zacatechi" (from the Nahuatl, zaca-chichic, 



