510 Eggleston : Crataegi of Mexico and Central America 



sold in San Luis Potosi for making cayata. A small tree ; 15 feet 

 may cover the height of the tallest. It has the habit of the haw- 

 thorn with an immense crop of fruit which is eaten raw by the 

 people." 



Of no. 47, " Small tree like the hawthorn of the United States, 

 very thorny ; the fruits are edible, very productive ; of the general 

 height of 10-15 feet, very bushy, known as Tcjocote ; the fruit 

 hangs on the tree a long time." 



Of no. 229, " Tejocote, one of the most useful trees found 

 here, has a thick compact top of dark green leaves that have a fine 

 polish, thus enabling it to stand dryness, is loaded with fruit. The 

 wood is white, tough and durable, used for handles of tools ; the 

 fruits are of a red color, are eaten raw and made into preserves and 

 jelly. Height 20-30 feet and diameter 6-15 inches, flowers white 

 and sweet-scented, found in secluded nooks in ravines or by moun- 

 tains near water-courses." 



Specimens examined : 



E. Palmer 7./. (Herb. N. Y. Bot. Gard., Gray Herb., herb. 

 U. S. Nat. Mus. and herb. Arn. Arbor.) 



E. Palmer ^7, Santiago Papasquiaro, Durango, Mexico, Apr., 

 1896. (Herb. N. Y. Bot. Gard., Gray Herb., herb. U. S. Nat. 

 Mus., herb. Arn. Arbor.) 



E. Palmer 229, Tobar, Durango, Mexico, May 28-31, 1909. 

 (Herb. N. Y. Bot. Gard. and herb. U. S. Nat. Mus.) 



E. Palmer JJJ, vicinity of Chihuahua, Mexico, June 5-10, 

 1908. (Herb. U. S. Nat. Mus. and herb. N. Y. Bot. Gard.) 



E. W. Nelson 4673, Papasquiaro, Durango, Mexico, Aug. 7, 

 1898. (Herb. U. S. Nat. Mus.) 



This species of the interior plateau seems to take the place of 

 C. mcxicana in northern Mexico. It will be surprising if it is not 

 found in southern New Mexico and Arizona. 



Crataegus Parryana sp. nov. 



Leaves 1.5-4 cm - l° n g. I_ 3 cm - wide, oblong-rhomboidal to 

 elliptical-ovate, serrate nearly to the base, sometimes doubly serrate, 

 with gland-tipped teeth, coriaceous, bright yellow-green, glabrous, 

 rugose, impressed-veined above, paler and strongly tomentose 

 along the midrib below, acute at the apex, cuneate at the base ; 

 petioles 2—5 mm. long, slightly pubescent ; corymbs few-flowered 



