Inflati 119 



1215 pairs, nearly contiguous, about 1 cm. long, obtuse. Stems 2-3 

 ft. high, woody below and trunk often an inch in diameter. Internodes 

 short and leaves many, erect. Stipules rigid, reflexed, green, rarely 

 5 ,mm. long. Common throughout southern California and possibly 

 in the upper San Joaquin valley, also extending on the islands along 

 the coast, to Ensenada Mexico, reaching up into the Lower Temperate 

 life zone on Cajon Pass. A. leucopsis var. brachypus (var. curtus 

 Sheldon) Greene is a form of this with stipe not longer than calyx. 



Astragalus leucopsis var. lonchus n. var. This is a slender form 

 with pods half-elliptical, about 3 cm. long and 1 cm. high on a stipe 

 fully 1 cm. long or more. Flowers about 2 cm. long, with elongated 

 banner and wings, the banner, 4-6 mm. longer than keel and 3-4 mm. 

 longer than wings, often purple-tinged, and keel purple-tipped. Flow- 

 ers in heads on the ends of long peduncles This is my No. 3083 from 

 San Diego. My no. 3675 distributed as A. curtipes is an intergrading 

 form. Common with the type. A shrub with stems often an inch in 

 diameter. 



Astragalus leucopsis var. fastidius (Kell.) Jones Cont. 10 62 (1902). 

 Phaca fastidia Kell. Hesperian 4 145 (18G0). A. fastidius (Kell.) 

 Jones, A. fastidiosus Greene. Pods half-oblong-ovate, about 3 cm. long 

 and 1-1.2 cm. high, acuminate with an upturned tip, and deltoid to 

 truncate at base and with stipe hardly longer than calyx. Flowers 

 few and racemose. Stems white-hoary, leaflets nearly smooth above. 

 Islands off the coast of Lower California. 



74. Astragalus lutosiis Jones Cont. 13 8 (1910). Pods much in- 

 flated, 2.5-3 cm. Icng and about 1.5 cm. high and wide, papery and 

 translucent, lying flat on the ground, reddish, not mottled, oblong-oval 

 to ovate-oval, obliquely triangular-acute at tip and a little narrowed 

 below, the tip inclined to turn up and the base down, sulcate at both 

 sutures but mostly along the ventral which is intruded 2 mm. deep, 

 ( ross section triangularreniform to round-reniform, jointed to a stipe 

 shorter thnn the calyx. Flowers few, white, in a head which is nearly 

 sessile in the axils. Banner white, 1 cm. long, arched abruptly to 45 

 to 80 degrees 4 mm. beyond calyx tips, thin, with sides reflexed most 

 below and 2 mm. wide, not at all at tip and the banner appears fid- 

 dle-shaped, groove very deep and V-shaped, little if at all narrower 

 or flattened at tip. notched deep, about 2 mm. longer than wings and 3 

 mm. longer than keel. Wings oblong-linear, about 7 mm. long and 2 

 mm. wide, arched to 30 degrees in a gentle arc, a trifle wider above and 

 oblique at tip, notched on the lower side at tip, rounded, white, faintly 

 purple-veined below, folding over the keel tip. Keel 2 mm. long and 

 2 mm. high, very flat, lunate, the triangular tip and base about equal 

 purple. Calyx hyaline, reddish, cylindrical, much laterally flattened, 

 the tube about 7 mm. long and 8 mm. high, with straight base and 

 upper side arched, not oblique below, equally inserted, mouth a trifle 

 contracted and a little oblique, notched deeper above, nigrescent 

 Teeth triangular, about 1-2 mm. long. Pedicels stout about 2 mm. long, 

 PS long as the triangular bracts. Fruiting peduncles about 2.5 cm. long, 

 with 1-4 pods. Leaves when fully developed about 7 cm long, broad, 

 with slender petioles nearly as long as rachis. Leaflets about 12 

 nnirs, mostly folded, oval, about 7 mm. long, rounded, shortly-petio- 

 I'llate, with fine and dense appressed hairs, hoary. Stems almost fili- 

 form, about 1 dm. long, almost wholly underground, with 1-3 nodes 

 above ground, with large oval to oblate stipules not connate and about 

 4-5 mm. long. Stems several to many from the crown of a large, thick 

 fleshy erect root. Growing in the poorest white shale on bare places 

 at the foot of cliffs but not in loose debris, and on ridges. Lower Tem- 

 perate life zone on the White river western Colorado north of Dragon. 

 In fruit in May, blooming very early. 



75. Astragalus megacarpus (Nutt.) Gray Proc. Am. Acad. 6 215 (1864). 

 Phaca megacarpa Nutt. in T. &. G. Fl. 1 343 (1838). Pods nearly 6 cm. 



