LEGUMINOSiE. XCIX. Petalostemum. C. Dalea. 



223 



If 







r 



i-T- 



7 P. coRYMBosuM (Michx. ex Poir. in herb. Juss. D. C. 

 prod. 2. p. 244.) flowers disposed in panicled corymbs ; leaves 

 having 2-3 pairs of linear, awnless, glabrous leaflets ; segments 

 of the calyx very villous. If.. F. Native of Carolina and 

 Georgia, in pine barrens. Kuhnia afB'nis, Walt. car. 103. Kuh- 

 nistera Carolinensis, Lam. diet. 1. c. Dalea Kuhnist^ra, Willd. 

 spec. 3. p. 1337. 



white. 



Fox-tail-like-s^\ke6. Dalea. Fl. Jul. Aug. Clt. 1812. PI. 1 ft. 



4 D. peduncula'ta (Pursh, fl. sept. amer. 2. p. 474.) plant 

 smoothisli ; leaves with usually 6 pairs of linear, acute, mucro- 

 nate leaflets ; spikes of flowers oblong, axillary, rather crowded, 

 and short : peduncles 3 times shorter than the leaves ; bracteas 



Cylipogon virgatum, Rafin. 1. c. Petals 



minute, length of pedicels ; teeth of calyx subulate. 

 Native on the banks of the river Mississippi, 

 coloured. - - - 



O.IL 



Flowers rose- 



Corymhose-Rowered Vetalostemum. Fl. July, Sept. Clt. 1811. 

 PI. 1| foot. 



8 P. ? capita'tum (D. C. prod. 2. p. 244.) stem striated, 



silky; leaflets 5, oblong-cuneiform, obtuse, entire, silky; spike 

 oblong, capitate, clothed with rufous villi ; bracteas imbricated ; 

 stamens inclosed. 1/. F. Native of the plains of Missouri. 



Perhaps the same as 7). alopccuroideSf ex Nuttall. 

 Pediinculate-splked Dalea. PI. 1 foot. 



5 D. LAGopus (Willd. spec. 3. p. 



FIG. 36. 



P 



) 



erect 



leaves with 9-15 pairs of obovate- 

 oblong obtuse leaflets ; spikes of 

 flowers pedunculate, cylindrical. 



Cylip6gon capitatum, Rafin. 1. c. Flowers yellow. Stamens 8, beset with silky villi ; bracteas 

 connected together at the base in this, as well as the following ovate, acuminated, shorter than tlie 



species, according to Rafin. 1. c. 



Ca^i/a/^-flowered Petalostemum. 

 Cult* 



PL 1 foot. 



calyx. ©. H. Native of Mexico. 

 Psoralea lagopus, Cav. icon. 1. t. 



The species of this genus are very difficult to pre- 86. P. leporina, Ait. hort. kew. 



serve in gardens. They should be grown in pots in a mixture 

 of loam, leaf mould, and sand ; and they are increased by seeds, 

 or by dividing the plants at the roots. 



ed. 1. vol. 3. p. 81. Spike about 

 an inch long. Flowers violaceous. 



Hare*s-foot Dalea. Fl. Oct. 

 Nov. Clt. 1780. PL 2 to 4 feet. 



6 D. ANGUSTiFOLiA ; plant her- 



leaflets 3 



C. DA'LEA (in honour of Thomas Dale, an English botanist baceous, smooth; 

 of the last century). Lin. hort. cliff. 3G3. Michx, fl. bor. amer. " " " 

 2. p. 5G. D. C. prod. 9A4:. — Parosella, Cav. elench. hort, madr. 



Dalea, with decandrous flowers, Vent. Willd. 



or 



Monadelpl 



Calyx 5-cleft (f. 3Q. a.) 



W 



or 5-toothed, sometimes beset with glands, 

 adhering to the tube of the stamens. Vexillum short, free (f. SQ. 

 «' ). Stamens 10, monadelphous. Legume ovate, l-seeded(f. 

 36. c), shorter than the calyx. — American herbs, which are 

 sometimes suffruticose at the base, beset with glandular dots m 

 every part. Stipulas adhering to the petioles at the base. Leaves 

 impan-pinnate, having the terminal leaflet sessile. Flowers dis- 

 posed m pedunculate spikes, which are opposite the leaves. 



} D. laxiflo'ra (Pursh, fl. sept. amer. 2. p. 741.) plant 

 quite glabrous ; stem tall, branched ; leaves with usually 4 pairs 

 ot Imear-oblong leaflets; racemes few-flowered; flowers dis- 



5 pairs, linear, pointless, glandu- 

 lar beneath ; spike cylindrical ; 

 calyx downy, fulvous, with awl-shaped feathery teeth. 

 Native of Mexico. 



0. H. 



Stipels obsolete, 

 long. Bracteas ovate, acuminated, 

 purple, (v. s. herb. Lamb.) 

 Narrow-leajl 



Spike of flowers 2 inches 

 blackish. Flowers small, 



PI. 1 foot. 



7 D. alopecu'rus (Sesse and Moc. mss.) plant herbaceous, 

 simple, hairy ; leaves with 5 pairs of lanceolate, acute leaflets ; 

 spikes ovate-cylindrical, on long peduncles ; calyx very hairy, 

 with awl-shaped, feathery teeth ; stipulas long and narrow. 

 O. H. Native of Mexico. Flowers large, purple, (v. s. herb. 

 Lamb.) 



Fox'tail-syik^d Dalea. PI. 1 foot. 



8 D. sERi'cEA (Lag. nov. gen, et spec. p. 23.) plant ascending, 



nici, naving 9 stamens ; bracteas glabrous, acute ; calycine seg- clothed with adpressed silky vilh; leaves with 4 or 5 pairs of oval- 



nients acuminated, silky, and plumose. %. F. Native of Up- lanceolate acute leaflets ; spikes of flowers ovate, on very long 



P^r -Louisiana, Nutt. gen. amer. 2. p. 101. D. enneandra, Fras, peduncles, silky-villous ; bracteas oblong, acuminated, shorter 



soraiea laxiflora, Poir. suppl. Flowers white. Leaves small, than the calyx. It. S. Native of Mexico, near Guanaxuato. 

 strong-scented. - ^^ ^ - 



^^* Kuhnistera, 



X ^ — — — ' J — 1 ' 



Calyx almost like that of Petalostemum^ Sect. D. longipes, Moc. et Sesse, fl. mcx. icon. ined. D. gracilis, 



Root reddish, and rather fusiform. 

 J^oose-fowered Dalea. Fl. Jul. Aug. Clt. 1811. PI. 3 to 4 ft. 



d1 f 1 ^u ^^^(^""• in Fras. cat. 1813. gen, amer. 2. p. 101.) 

 P ant clothed with silky villi ; stem erect ; leaves having 4 pairs 

 01 obovate leaBets, which are pilose beneath ; spikes of flowers 

 hth ^^""^"c^^' bracteas rhomboid-ovate, about equal in 



ngth to the calyx; calyx densely clothed with wool ; the teeth 

 subulate, i;. p. Native of Upper Louisiana, near White- 



•yer, on the Missouri. Pursh, fl. sept. amer. 2. p. 741. Psoralea 



r,} '"n ^"PP^- Flowers golden-yellow. 



3 if "-flowered Dalea. Fl. July, Aug. Clt. 1811. PI. 2 ft. 



^ JJ. AtopEcuRoi^DEs (Nutt. gen. amer. 2. p. 101.) plant gla- 



Kunth, mim. 166. t. 48. H. B. et Kunth, nov. 

 p. 481. Flowers of a dark-violaceous colour. 

 9 inches long. _ 



Silky Dalea. Fl. July, Aug. Clt. 1824. 



gen. amer. 6. 

 Peduncles 8 or 



i 



9 D. ACUTiFOLiA (Moc. ct Scssc, fl. mex. ined. D. C. prod. 2. 



f). 245.) plant glabrous, erect ; leaves with 3 or 4 pairs of ob- 

 ong-linear acute leaflets, the' odd one longest ; spike of flowers 

 oblong, almost terminal, pedunculate ; bracteas longer than the 

 calyx. ©. G. Native of Alexico, on the mountains of Chilapan, 

 in humid places. Flowers mixed with white and purple. 



Acute-leaved Dalea. PI. 1 foot. 



10 D. hypoglotti'dea (D. C. prod. 2. p. 245.) plant spread- 



tii^"? a ^'^^^^l ^^^^^^ having 10-15 pairs of linear-elliptic re- ing, smoothish ; leaves with 1 1-13 pairs of ovate leaflets ; spikes 



tii«£k 1 a . '^^w\.o Aiaviij^ lu-ic/ l;c1Ii:> ui iiuccii-cJiipLic ic- 



hp f • u^^ ; spikes of flowers ovate or cylindrical, pedunculate, 

 ueset with silky villi ; bracteas length of calyx. 0. H. Native 



cent; bracteas length of calyx, %. 



pubes 



S. Native of Me 



p >?*""SJ5' Florida, and Louisiana. Lin. hort. cliff, t. 22. Flowers purple. D. astragalina, Moc. et Sesse, fl. mex. med. 

 t. as'* tT 1 ^*"* ^- I'innaeM, Michx. fl. bor. amer. 2. p. 57. Under-tongued Dalea. PL spreading. 



t. 38. 

 1336. 



alopecuroides and D. Cliffortiana. W 



P 



461 p °f*^^™"™ alopecuroideum, Pursh, fl. sept. amer. 2. 



„_•„ '^s°5«iea alopecuroides, Poir. Flowers having a white 

 cimuna, and nalp-vmi^f ,.,; — „ „„j i.„„i 



11 D. astragali'na (H. B. et Kunth, nov. gen. amer. 6. p. 

 484.) plant shrubby, much branched; leaves with 8-11 pairs of 

 lanceolate-oblong, mucionate leaflets, which are hardly scabrous 

 above, but pubescent beneath, as well as the branches, and 





