voL. Iv.] Plants Collected in Southeastern Utah. 17 
which by the old classification would be Hoffmanseggia becomes 
Cesalpinia. Plate XXVI.* 
38. LATHYRUS PALUSTER L. Along the bottom of Monte- 
zuma Creek. 
39. Lupinus SHOcCKLEYI Watson. Scarce. On the road from 
Thompson’s Springs to Moab. 
40. LuPINUS PUSILLUS Pursh. Abundant. But not seen 
after leaving Moab. 
41. PSORALEA CASTOREA Watson. Along the side of a 
sandy wash. 
42. TRIFOLIUM PLUMMERA: Watson. Under the cedars and 
pifions at the head of Montezuma Cafion. 
43. AMELANCHIER ALNIFOLIA Nutt. This is a peculiar 
form of this widely distributed species, collected in Court House 
Wash. It differs from the form common in Colorado, in 
the leaves smaller, less veiny, and more glossy on the upper 
surface, the branches are straggling, flowers and leaves few; so 
that the observer is first attracted to the difference by the less 
compact form of the Utah variety. eee 
44. CERCOCARPUS PARVIFOLIUS Nutt. Near Monticello. 
45. Cowanta Mexicana D. Don. On rocky hills and 
mesas. 
46. PRUNUS DEMISSA Walt. In deep caiions near water. 
47- PURSHIA TRIDENTATA DC. Common on the hills and 
_mesas, but less so than in Colorado. 
48. CENOTHERA PINNATIFIDA Nutt. Thompson’s Springs, 
* EXPLANATION OF PLATE XXVI. 
CAiSALPINIA REPENS: ‘‘A”’ longitudinal section of the pistil enlarged 
four times, showing the arrangement of the ovules; “‘B”’ the same showing 
the ciliate, sparingly hairy stigma; ‘“C” stamen enlarged four times 
showing the peculiar hairs on the filament; “D” anther enlarged; ‘“K”’ 
petals spread out, enlarged twice; “F” calyx spread open, enlarged twice; 
““G,” “H” pods nearly ripe to show difference in shape; ‘‘I’’ end of pod 
enlarged to show the venation; “J” a piece of the stem near the base to 
show the ribs and little spines; ‘‘K”’ leaf enlarged showing inner and outer 
surface; “I,’’ another leaf enlarged much more showing the glands and 
hairy surface. 
