140 



PHCENICAULIS— PHYSALIS. 



rounded ; teeth of tlie calyx acute, recurv- 

 ed. Var. suave'olens, stem without spots ; 

 corolla white. 2 f. 



orista'ta, (r. w. J. ll) weak, erect, viscid- 

 pubescent ; leaves lance-linear ; panicle 

 lax, fastigiate ; pedicels somewhat in pairs ; 

 divisions of the corollas somewhat obovate ; 

 tube curved, pubescent ; teeth of the calyx 

 long, subulate. Var. divarica'ta, corolla 

 purplish blue. Var. vi'rcns, corolla reddish 

 purple. Var. cawes'^ce/WjCorolla whitish rose- 

 color. 1-2 f. 



pilo'sa, (creeping lichnidia, p. w. J. 2X.) 

 small, decumbent, pubescent ; leaves lin- 

 ear-lanceolate, downy with the margins 

 revolute ; corymbs nearly fastigiate ; teeth 

 of the calyx subulate, acute. 12-18 i. 



rep" fans, (b. p. J. 11.) pubescent with 

 creeping suckers; radical leaves obovate 

 spatulate, cauline ones lance-oval ; corymb 

 spreading, few-flowered ; segments of the 

 Corolla obovate ; teeth of the calyx snbu- 

 /ate, reflexed. 8-18 i. 



seta'cen, (r. J. 2^.) cespitose, pubescent; 

 leaves fascicled, subulate, pungent, ciliate ; 

 flowers few, terminal, somewhat umbelled ; 

 segments of the corolla cuneate, emargin- 

 ate ; teeth of the calyx subulate, much 

 shorter than the tube of the corolla. Rocks 

 and sandy hills. 



revolu'ta,^ (w-p. J. 21.) glabrous ; stems 

 erect, sub-simple ; leaves coriaceous, paler 

 beneath, sub-sessile ; lower ones lance-lin- 

 ear, acute at each end ; upper ones lanceo- 

 late, rounded at the base ; corymb sub- 

 fastigiate, few-flowered ; pedicels sub-scab- 

 rous; segments of the corolla obovate, 

 slightly crenulate; calyx glabrous; seg- 

 ments lanceolate, acute, unawned, half as 

 long as the corolla. 12-18 i. Damp woods. 

 Md. 



undula'ta, (b. Au. H.) erect, glabrous ; 

 leaves oblong-lanceolate, slightly waved, 

 margins scabrous; corymbs paniculate; 

 segments of the corolla somewhat retuse ; 

 calyx awned. 2 f. S. 



caroli'na, (p. Au. ll) stem pubescent; 

 leaves ovate-lanceolate, glabrous ; corymbs 

 sub-fastigiate, branches generally 3-flower- 

 ed ; teeth of the calyx linear-lanceolate. S. 

 _ glaber"rivia, (p. Ju. 11.) erect; leaves 

 linear -lanceolate, glabrous; corymb termi- 

 nal, nearly fastigiate; teeth of the calyx 

 linear-lanceolate, acute. 1-2 f. *S^. 



specio'aa, (w. p. J. ^^.) erect, glabrous, 

 frutescent, very branching; leaves linear; 

 upper or>es alternate, dilated at the base ; 

 racemes panicle-corymbed ; segments of 

 the corolla wedge-oblong, emargiuate; 

 teeth of the calyx subulate, equalling the 

 tube. S. 



ova'ta, (r-p. J. ^ .) erect, glabrous ; radi- 

 cal leaves ovate, acute, somewhat fleshy ; 

 cauline ones lanceolate ; corymbs sub-fas- 

 tigiate ; segments of the corolla undulate, 

 retuse ; teeth of the calyx linear, acute. S. 



ni'tida, (p. J. 2/.) erect, glabrous ; stem 

 scabrous; leaves ovate-oblong, sub-coria- 

 ceons, corymb fastigiate; segments of the 

 ircirolla obovate, sub-retuse ; teeth of the 

 calyx laucec^ate, mucronate. 18-24 i. S. 



corda'ta, (Au.) erect ; leaves oblong-cord- 

 ate, sub-acuminate ; margin scabrous; cor- 

 ymbs paniculate ; teeth of the calyx long, 

 awned. 1-2 f. S. 



niva'lis, a low training perennial, pro- 

 ducing white flowers in April and May. 

 Ex. 



canaden"sis, (Ap. M.) produces blue flow- 

 ers, grows nearly a foot in height. Ex. 



drummond"ii, the only annual species, 

 and has many varieties. 



suhula'ta, (mountain-pink, r. M. l^.) ces- 

 pitose, white-pubescent ; leaves linear-cili- 

 ate ; corymbs 5-flowered ; pedicels 3-cleft ; 

 divisions of the corolla wedge-form, emar- 

 ginate ; teeth of the calyx subulate, scarce- 

 ly shorter than the tube of the corolla. 

 Cultivated. 3-6 i. 



pyy" ami' dolls, (p. An. 2^.) erect, smooth , 

 stem scabrous ; leaves cordate-acute ; pan- 

 icle fastigiate, pyramidal ; segments of the 

 corolla wedge-form, truncate ; leaves op- 

 posite, sessile, very entire. Mountain mead- 

 ows. 2-3 f. 

 PHCENICAU'LIS. 14-2. {Cruciferaa.) 



chciranthoi'des, (p. 24..) scape slender; 

 leaves entire, densely and stellately tomen- 

 tose ; flowers in simple corymbose racemes ; 

 siliques diverging horizontally; scape 4 6 i. 

 with a few small sessile and partly clasping 

 leaves. Oregon, 

 PHRAGMl'TES. 3-2. (Graminece.) 



commu'nis, (Au. 11.) calyx about 5-flow- 

 ered ; florets longer than the calyx. 6-12 f 

 PHRY'iMA. 13—2. (LabiatcB.) 



Icptosta'chya, (p. w. 2j[.) leaves large, 

 ovate, toothed, petioled; spikes terminal, 

 slender; flowers opposite, small. Shady 

 woods. 2-3 f. 

 PHYLLAC'TIS. 3-1. (Dipsacece.) [From 



phullon, leaf, and ago, to carry, from being 



stemless.] 



obova'ta, (Oc.) stemless; root fusiform 

 leaves radiating, linear-spatulate, obtuse, 

 hirsute-pilose. <S^. 

 PHYLLAN"THUS. l9—\5.{Euphorbi<E.) [From 



phullon, a leaf, and anthos, flower, because 



the flowers in one of the original specie."* 



(since placed in another genus) grow ou. 



of the leaves.] 



ohova'tus, (S. %) leaves alternate, oval 

 obtuse, glabrous -; flowers few, axillary 

 pedicelled, nodding ; stem erect ; branches 

 distichus. 

 PHYSA'LIS. 5—1. {SoUnea.) iFiom phusao, 



to inflate, so called because its seed is con- 

 tained in a kind of bladder.] 



visco'sa, (yellow henbane, y. Ju. 11.) 

 leaves in pairs, heart-oval, repand, obtuse, 

 sub-tomentose, a little viscous ; stem herba- 

 ceous, paniculate above ; fruit-bearing ca- 

 lyx pubescent. 2-3 f. Road-sides. 



obscu'ra, (y. p. Au.) pubescent ; stem 

 prostrate, divaricate ; leaves broad-cordate, 

 sub-solitary, toothed ; flower solitary, nod- 

 ding; calyx hairy; flower pale yellow, 

 with 5 purple spots at the base ; anthera 

 bluish. Hills. 



pennsylva'nica, (y. S. IJ!.) stem branched ; 

 leaves ovate, obtuse ; peduncles axillary 

 solitary, a little longer than the petiole'*. I 

 f. Road sides. 



