Part 2, 1920] FABACEAE: PSORALEAE 115 



obovate or oval, often retuse, 6- IS mm. long, short-villous on both sides, glandular-dotted 

 beneath; spikes short, dense, usually oblong and subsessile in the axils of the leaves; bracts 

 ovate, about equaling the calyx-tube; calyx-tube pubescent, strongly 10-ribbed, conspicuously 

 glandular-dotted in the intervals, 2.5-3 mm. long; lobes filiform, plumose, the lowest 5 mm. 

 long and hooked at the apex, the rest 4 mm. long; corolla yellowish turning brownish-purple; 

 petals nearly as in P. domingensis. 



Type locality: Veracruz. 



Distribution: Texas and Chihuahua to Guatemala. 



175. Parosela vulneraria (Oerst.) Rydberg. 



Dalea vulneraria typica Oerst. Vidensk. Meddel. 1853: 4. 1853. 



A shrub, 1 m. high or more; branches sparingly short-hairy, in age glabrate and light- 

 brown, sparingly glandular-dotted; leaves 2-5 cm. long; stipules filiform-subulate, 4—5 mm. 

 long; rachis more or less villous, scarcely margined; stipels gland-like; leaflets 9-15, oval, 

 rounded or retuse at the apex, 8-12 mm. long, villous on both sides, paler and glandular-dotted 

 beneath; spikes short, 1-2 cm. long, mostly axillary and subsessile, terminal and often pedun- 

 cled; bracts lance-ovate, acuminate, equaling or exceeding the calyx, deciduous, pubescent and 

 with a few glands; calyx-tube broadly turbinate, nearly glabrous, 10-ribbed, 2 mm. long, the 

 glands in the intervals long and usually confluent; lobes filiform from a triangular base, plumose, 

 the lowest 3 mm. long, the rest 2 mm. long; corolla yellowish, turning purple; blade of the ban- 

 ner cordate-reniform, 2.5 mm. long, 3-3.5 mm. broad, the claw 2 mm. long; blades of the 

 wings 3.5 mm. long, those of the keel-petals 4.5-5 mm. long; pod densely pilose above. 



Type locality: Between Matagalpa and Chinotega, Segovia, Nicaragua. 

 Distribution: Guatemala to Nicaragua. 



176. Parosela occidentalis Rydberg, sp. nov. 



Dalea domingensis Rose, Contr. U. S. Nat. Herb. 1: 96, in part. 1891. Not D. domingensis DC. 

 1825. 



A shrub, about 1 m. high; branches short-villous and dotted with small glands, in age 

 brown; leaves 3-5 cm. long; stipules subulate; rachis short villous and minutely glandular- 

 dotted; leaflets 9-15, oblong to oval or obovate, 6-10 mm. long, villous on both sides, glan- 

 dular-dotted beneath; spikes dense, both axillary on short branches, and terminal, often 

 short-peduncled, 1-2 cm. long, dense; bracts lanceolate, long-acuminate, about equaling 

 the calyx, short-hairy and glandular-dotted; calyx-tube campanulate, 10-ribbed, with a row 

 of glands in each interval, rathei densely pubescent; lobes filiform, from a triangular base, 

 plumose, the lowest one 4 mm. long, the rest 3 mm. long; corolla yellow, turning brown or 

 purplish; blade of the banner cordate, 2 mm. long, the claw 2 mm. long; blades of the wings 

 2.5 mm. long, those of the keel-petals 3.5 mm. long, the claws 2.5 mm. long; pod villous and 

 glandular-dotted above, naked below. 



Type collected at Culiacan, Sinaloa, October 25 to November 18, 1891, Edward Palmer 17S3 

 (herb. N. Y. Bot. Gard.).* 



Distribution: Sinaloa and Sonora. 



177. Parosela platyphylla Rydberg, sp. nov. 



Dalea domingensis Rose, Contr. U. S. Nat. Herb. 1: 96, in part. 1891. Not D. domingensis DC. 

 1825. 



A shrub, 1-1.5 m. high; branches villous and sparingly glandular-dotted, in age gray or 

 brownish; leaves 2-3 cm. long; stipules short, subulate; rachis villous and sparingly dotted; 

 stipels gland-like; leaflets 5-7, rarely 9, broadly oval or obovate, the terminal one larger and 

 retuse, 5-15 mm. long, villous on both sides, glandular-dotted beneath; spikes dense, 1-3 cm. 

 long, 12 mm. thick, both axillary and terminal, usually short-peduncled; bract lance-ovate, 

 acuminate, about equaling the calyx, villous, obscurely glandular-dotted; calyx-tube turbi- 

 nate, 3 mm. long, 10-ribbed, villous, and with a row of glands in each interval; lobes filiform from 



* The duplicate, with the same number, in the U. S. Nat. Herb, bears the date October 9-15, 

 and the locality Lodiego. 



