124 NORTH AMERICAN FLORA [Volume 24 



3. Petalostemon carneus Michx. Fl. Bor. Am. 2 : 49. 1803. 



Psoralea carnea Poir. in Lam. Encyc. 5: 694. 1804. 

 Dalea carnea Poir. Diet. Sci. Nat. 12: 462. 1818. 

 Petalostemon roseus Nutt. Am. Jour. Sci. 5: 298. 1822. 

 Knhnislera carnea Kuntze, Rev. Gen. 192. 1891. 



A perennial, with a woody base, often branched below; stems erect, 5-10 dm. high, gla- 

 brous, minutely striate, branched; leaves 2-4 cm. long, divaricate, often bearing short branches 

 with smaller clustered leaves in their axils; stipules subulate-setaceous; leaflets 5-7, linear, 

 linear-elliptic, or linear-oblanceolate, acute, often involute; 5-10 mm. long, glabrous; spikes 

 dense at the ends of elongate branches, oblong or cylindric, or rarely subglobose in fruit, 8-9 

 mm. thick, 1-3 cm. long; bracts lanceolate, acuminate, 3-4 mm. long, somewhat longer than 

 the calyces or buds; calyx glabrous, 2.5-3 mm. long; tube slightly angled, 10-nerved; lobes tri- 

 angular-lanceolate, acute, less than 1 mm. long; corolla pink, rose-colored, lilac, or sometimes 

 flesh-colored; blade of the banner 2.5 mm. long, oval, truncate or retuse at the apex, 

 abruptly contracted at the base, about equaling the claw; blades of the other petals elliptic- 

 oblong, 2.5-3 mm. long, the claws about 1.5 mm. long; pod obliquely obovoid, about 3 mm. 

 long, pilose above, the beak at right angles to the axis. 



Type locality: Georgia. 



Distribution: Georgia and Florida. 



4. Petalostemon Feayi Chapm. Fl. S. U. S. ed. 2. 615. 1883. 



Kuhnistera Feayi Nash, Bull. Torrey Club 22: 149. 1895. 



A perennial, woody and often suffruteseent at the base; stems many, 2-6 dm. high, erect, 

 or decumbent below, glabrous, striate; leaves numerous, 2-4 cm. long; stipules subulate- 

 setaceous; leaflets 3-7, linear, 8-18 mm. long, involute-filiform, obtuse or truncate, glabrous; 

 spikes at the ends of the branches, subglobose, about S mm. thick; bracts narrowly lanceolate, 

 acute or short-acuminate, shorter than the calyces; calyx glabrous, 3 mm. long; tube obtusely 

 10-angled; lobes lanceolate, acute, 1 mm. long; corolla rose-lilac or deep pink, or rarely white; 

 blade of the banner suborbicular or rounded-ovate, truncate at the base, retuse at the apex, 

 2.5 mm. long, 2-2.5 mm. broad, equaling the claw; blades of the other petals elliptic, 2.5 mm. 

 long, the claws 1-1.5 mm. long; pod obliquely obovoid, 3 mm. long, in age glabrate, the beak 

 at right angles to the axis. 



Type locality: Bartow, southern Florida. 



Distribution: Florida and Georgia. 



5. Petalostemon multiflorus Nutt. Jour. Acad. Phila. 

 7:92. 1834. 



Kuhnistera multiflora A. Heller, Mem. Torrey Club S: 197. 1894. 

 Kuhnistera Candida multiflora Rydb. Contr. U. S. Nat. Herb. 3: 154. 1895. 



A perennial, with a woody caudex; stems several, 3-6 dm. high, glabrous, grooved, much 

 branched, the upper branches short and with few reduced leaves; leaves numerous, 2-4 cm. 

 long, spreading; stipules lance-subulate; leaflets 3-9, linear, linear-oblong or linear-oblanceolate, 

 obtuse or mucronate, often involute, conspicuously glandular-dotted beneath, glabrous, 

 6-12 mm. long; spikes usually numerous, subglobose, in fruit 8 mm. in diameter, 1 cm. long; 

 bracts rhombic-lanceolate, with subulate tip, shorter than the calyces, deciduous; calyx 3 mm. 

 long; tube glabrous, strongly 10-ribbed; lobes triangular-lanceolate, 1 mm. long, ciliolate on 

 the margins; corolla white; blade of the banner reniform, 2-2.5 mm. long, 3 mm. broad, the 

 claw 3 mm. long; blades of the other petals elliptic, 3 mm. long, the claws 1.5 mm. long; pod 

 obliquely obovoid, 3.5 mm. long, the beak at right angles to the axis. 



Type locality: Plains of Red River [Arkansas?]. 

 Distribution: Missouri and Kansas to Arkansas and Texas. 

 Illustrations: Britt. & Brown 111. Fl./. 2111; ed. 2./. 2515. 



6. Petalostemon truncatus Rydberg, sp. nov. 



A perennial, branched at the woody thick base; stems several, decumbent, glabrous, 

 angled, conspicuously punctate, 2-4 dm. high, glabrous; leaves numerous, 2-3 cm. long; 



