rOLYOALACE-E. 27 



2. P. 1" \. Stem t ly branched, soniciimos simple, erect 

 anffiilnr: ;v winged. ;. alfcrnntr, lincar-lanrcolnto l-mch long- 

 FUiu^rf\ aOS ; win2sbn)ad-ovate,i,'rcrn, tinned with purple ; cres* 

 minuie. ^.f..' 1....1 ,, with a mrundi, nearly as long as the seed, nearly black- 

 Red. 0« June. Con)mon. S-12 inches. 



3. P. CKrriATA. S'rm erect, branching, winijed. Ltavts verticillate, h- 

 iirnr. nuncMte. Flotrrr.* in ovale spiki^**, nearly sessilu ; stamens short; 

 \\ ' at the base with a purple border ; crest minute. Seed obovate. 



Red, with green. O- July. 8-12. 



4. P. LiTE-i. Strm branched or sim[)Ie. Howers in an ovate spike, near- 

 ly rr'ohiTlnr; winsr:'. broad lanceolate, acuminate, yellow; crest minute. 

 K 'ave.t spatulnte, the caiiline ones lanceolaic, acute. Seeds hairy. 



1 ' ;-. Q. June— September. Common. 8-12 inches. 



5. P. Nava. ^V»l sinvjile. Zfauc* cuneate, obovate, obtuse, sometimes 

 wilhaiov 1 base. Flotcrrs in a dense cylindrical spike, nearly 

 8essile;'\ acuminate, wiih a setaceous point, yellowish-green; 

 crest la r_i. ^ jvaie, a little hairy. 



Vil! iwi- , O- June — Sept. Pine-woods. 1-6 inches. 



(6.) Flowers in terminal cymes ; caruncle tvilh no or very small appendage. 



6. P. CoRYMBosA. Ramosa. Stem simple, angular, lerminated with a large 

 cymo, nearly n;ikcd. Leavm spaiulaic, the upper ones linr:ir and at the sum- 

 mit small. Flower,* in a compound cyme ; wings oval, long, mucronate, 

 grcc'iisli-yollow. Seed, oblong. 



Yellow. (^. June — Aug. Wet places in pine barrens- Common. 8-12iu. 



7. P. Ctmosaa. Corymbosa. Stem erect, terete, nearly naked. Lower 

 leaves long, linear-lanceolate I'pper ones small, linear, at the swrnmit degen- 

 erated into soalcf;. Ci/me simple; wings oval or elipiical-oblong, obtuse, 

 slighlv mucronate. Seeds smooih. 



Yellow, cf. June — Aug. Common in wet pine barrens. 2-5 feet. 



ft. P. pALDwiMr. Stem erect, branching near the summit, leafy. Leaves, 



I'.' ' .. ' ' ic. Flotrers \n a com|>ound cyme, 



s . longer than the corolla, keel but 



."hjii. . ii u: all. .S'u.^ u\. lit, ver>' hairy. 



^ lite. cf. June — August, Low country of Geo. 2-3 feet. 



(r.) Fiowers in cylindrical spikes ; ^aruncle spongy, cristate. 



8. P. L\cARXATA. Stem simple, slender, slighdy ancled. Leaves scaiter- 

 ( ! - ' ' " . rly linear. Flouxrs in long terminal .spikes ; wings oval, 

 II. mbs of the petals not uni-cd; crest conspicuous. Seeds 

 Ova:» , i.a.iy. 



Purple, c^. May — Aug. Common in the middle region of Geo; 1-2 ft. 



9. P. Setacea.. Stem very small, erect, angled, generally with several 

 g|r- ' -, reel branches. Leaves very small, setaceous, jp/ower* in a com- 

 I ,(', small; wings oblong, acutninate ; limbs of the lateral petals 

 ov^: ions. Stedx ovati-, hairy. 



1, Ju. Middle Car. & Geo. 10-12 inches. 



d.) Flowers in elongated, racemose spikes, caruncle with a 2-lol)cd appendage. 



10. P. Verticillata. Strm erect, branching. Letups verticillate, linear, 

 -,, .. ' ,i.r,,u3_ f loiters in pedunculate, tiipering spikes, dense; wings 

 r ; or obovate, longer than the corolla; lateral petals spreading; 

 k(.i .'. Seeds hispid. 



' I white. Q. June — Aug. Old sandy fields. 6-10 inches. 



11. P. Senega. StimcTecl, simple, terete. Leaves alternate, lanceolate, 



'- ' .acuminate. FUnoers in a d* pike, sessile, 



. concave. Seed hin^ufc, with s, hairs. 



» niic. IX. Jiuuniuins and upper districts of Car. cV. Ucu. 6-8 inches 



