51) 



ways and with a large, oval, basal, flat, thin-rimmed caruncle 

 which even projects a trifle below the base of the nutlet, 

 the nutlet is far less rounded than usual this joins the 

 ventral ridge, which is continuous to the tip of the nutlet; 

 nutlet nearly that of a A. intermedia, but caruncle much 

 larger and somewhat lower; inflorescence wholly different; 

 terminal flowers and fruit forming a short and broad spike 

 not over 4 inches long; young flowers not seen. Weiser, 

 Idaho. 1899. 



Krynitzkia Texana is very closely allied to K. recurvata, 

 the only difference being the broader nutlet with relatively 

 shorter sepals and stouter habit. I have it from the type lo- 

 cahtv of Hall. No. 469. 



krynitzkia leiocarpa has the character of filiform scar 

 going to the very base of the nutlet, but it does not hold, 

 I have specimens in which in ' 

 deltoid enlargement at the 

 normal. This is in my No. 



Fraxinus attenuata n, sp. 



Allied to F. pistaciaefoHa and F. viridis; leaflets 3-5, at- 

 tenuate-acuminate at both ends and serrulate, 2-4 inches long, 

 smooth, about 6 lines wide, on long petioles and rachis; fruit 

 1-1/2 inches long, wing 1 line wide and tapering regularly to 

 the base, winged at least to the middle, hnear, many m slen- 

 der and compound racemes on filiform pedicels; small trees 

 variouslv referred to the two species mentioned Valley ot 

 Palms, Lower California, No. 3741, April 8, 1882; Catalma 

 Mts.. Arizona, June 15. 1903, Thornber. 



Fraxinus nummularis n. sp. . j • -a 



A small bush several feet high with divaricate and rigid 

 .-hort branches; leaves simple, oval, about 6-9 lines long, en- 

 tire, obtuse, leatherv, on short and margined petioles, smooth 

 and green, reticulated; pistilate flowers few in ^ very snort 

 and simple raceme 6 lines long produced like K a"^";^'^ ; 

 fruit linear-cuneate, 9 lines long, winged only at thg tip of the 

 linear body, wing 1/. lines widl, 4-5 lines long ; pedice s about 

 1 line long; male flowers not seen. Sierra Mojada Mts., Mex- 

 ico, April 19, 1892. 



Pentstemon desertorum n. sp. ^i^ntc 



Section Genuini near to the puniceus group; tuf ed p^nts 

 about 6 inches high, with simple ^n^^rect stems 1-2 rarefy 

 3 pairs of leaves from a woody and branched base, basal 



