OF ARTS AND SCIENCES. 147 



Desmodium (Chalarium) Guadalajauanum. Stem tall and 

 stout, unciiiate-liispidulous, as also the veins beneath the leaves and 

 the inflorescence: upper leaves unifoliolate (lower unknown), sub- 

 coriaceous, very shortly petiolate, ovate-lanceolate, acute, rounded at 

 base, strigulose, reticulate beneath, 2^ inches long ; stipules semi- 

 ovate, acuminate; stipels linear: flowers small, in diffuse terminal 

 and axillary panicled racemes, the slender pedicels 3 to 5 lines long ; 

 bracts caducous : legumes glabrous, 1-4-jointed, equally indented both 

 sides, the suborbicular dark-colored joints 1 or 2 lines long. — In 

 canons near Guadalajara; November, 1889 (n. 2829). 



Cologania Pringlei. a low twiner, reflexed-hispid : leaflets 

 oblong, or the odd one oblong-ovate, obtuse and apiculate or retuse, 

 rounded or subcordate at base, villous with scattered appressed hairs, 

 1 to 2^ inches long : pedicels 2 to 4 in the axils or umbellate on a 

 short peduncle (or near the base sometimes scattered upon an elon- 

 gated peduncle), about equalling the calyx (4 lines long) : corolla 

 purple, 8 lines long : pod linear, straight, densely pubescent, 1^ or 2 

 inches long by 2^ lines wide. — Jalisco (n. 2788). 



Bauhinea (Casparea) Pringlei. A shrub, 15 to 20 feet 

 high: leaves suborbicular (3 inches long or more), on petioles an 

 inch long or more, cordate at base, 9-nerved, cleft to below the mid- 

 dle, the sinus nearly closed by the contiguous obtuse lobes, nearly 

 glabrous above, sparingly ferruginous-pubescent beneath : racemes 

 axillary, rather many-flowered, becoming elongated : calyx puberu- 

 lent, 8 lines long, exceeding the pedicel ; petals 15 lines long, whitish 

 with a purple stripe down the middle, narrowly oblong-lanceolate, 

 the claws pubescent : sterile filaments bearded, the fertile stamen 

 much shorter than the petals : pistil equalling the petals ; fruit 

 unknown. — On cool cliffs of the barranca near Guadalajara; 1888 

 (n. 1722). 



Acacia glandulifera. A rigidly branched shrub with dark- 

 colored bark : stipular spines divaricate, slightly curved, terete, 3 

 lines long : leaves very short, of one or rarely two pairs of pinnae, 

 somewhat puberulent; leaflets 5 to 7 pairs, thickish, linear-oblong, 

 1 to 1^ lines long : fl.owers capitate on axillary peduncles 3 or 4 lines 

 long: pods coriaceous, dehiscent, linear, more or less torulose, covered 

 with short rigid gland-tipped processes, 1^ to 2 J inches long and 3 

 lines broad, 3-6-seeded. — At Carneros Pass, Coahuila ; September, 

 1889 (n. 2861). Nearest to A. constricta. 



Acacia Tequilana, Watson, Proc. Am. Acad. 22. 409. Pod 

 thin and flat, straight, 1^ or 2 inches long by 3 lines broad, atten- 



