158 PROCEEDINGS OP THE AMERICAN ACADEMY 



JuNiPERUs FLACCID A, Schlecht. From the same region (1295, 

 referred to J. tetragona), and in the San Miguelito Mountains, San 

 Luis Potosi (905 Sciiaffner) ; 853 Parry & Palmer. 



JuNiPERUS Mexicana, Schiede (as determined by Engelmann). 

 In the Sierra Madre, south of Saltillo (1296). 



JuNiPEKUs occiDENTALis, Hook., var. CONJUNGENS, P'ngelm. At 

 Georgetown, Texas (1297). 



Taxodium distichum. Rich. At Uvalde, Texas (1298). 



Taxodium mucronatum, Ten. At Santa Ana Pacueco, Guana- 

 juato (Duges). 



PiNus latisquama, Engelm. in Gard. Chron. 2. 18. 712, fig. 125. 

 Bark reddish brown, scaly, \ inch thick or less, on the younger branches 

 smooth and thin ; branchlets very slender : leaves in threes, very slen- 

 der, 2 to 4 inches long, entire, with short triangular bracts and close 

 thin caducous sheaths (3 lines long) : cones peduncled and subter- 

 minal, snbcylindrical-ovatc, about 3 inches long; scales chestnut-brown 

 and shining, obliquely rhombic, transversely carinate, with depressed 

 umbo and a short stout closely inflexed prickle, the middle scales 8 to 

 12 lines broad, the lower becoming strongl}'^ tubereulate and reflexed : 

 seeds wingless, 6 to 8 lines long. — Dr. Engelmann's description and 

 figure of the foliage appear to have been, through some mistake in the 

 specimens sent to him, from that of the next species. In the Sierra 

 Madre, south of .Saltillo (1299), seen only in a single locality, on each 

 side of a long mountain pass. Not very tall, with numerous rather 

 slender branches. 



PiNUS Ayacahuite, Ehrenb. {P. strohiformis, Engelm. in Wisliz. 

 Eep. 102.) From the same region ; a large tree ; wood soft and easily 

 worked. " White Pine"; "Acanita." 



Pjnus cembroides, Zucc. P^rom the same region, and from the 

 mountains east of Saltillo, the dwarf pine or pinon of the canons ; 

 846 Parry & Palmer. 



PiNus Montezuma, Lamb. From the Caracol Mountains, south- 

 east of Monclova, Coahuila. 



Pixus Teocote, Cham. & Schlecht. (?) In the Sierra Madre, 

 south of Saltillo ; 844, 844^- Parry & Palmer. " Pino real " ; " Red 

 Pine." A tall, large, and straight tree, with very firm and compact 

 bark, the timber solid and very durable. 



Abies reltgiosa, Schlecht. In the same region. " Huallame." 

 Fine timber for carpenters' uses. 



PSEUDOTSUGA DouGLAsii, Engelm. From the same region ; 

 known as " Hallarin." 



