COMPOSIT/E. Chrybopbis. 



2. CiiRYnopsis Mariana, Nutt. Maryland Chrysopm. 



Stem clothod with long liairs, eroct, rigid, leafy, simple ; leavoB oblong or elliptical, mem- 

 branacoous, entire or remotely donticulato, mucronulate, somowlmt veiny ; upper ones sessile, 

 the lower narrowed at the bnse and somewhat petioled ; heads usually few, in a nearly simple 

 coryml) ; poduncloB and involucre glandular and somewhat viscid ; achonia obovate ; exterior 

 pappus setose-chaffy. — Nutt. gen. 2 p. 181 ; Ell. sk. 2. p. 335 ; Beck, bot. p. 177 ; DC. 

 prodr, ft. p. 337 ; Torr. ^ Or. Jl. N. Am. 2. p. 264. Inula Mariana, Linn, .tp, 2. p. 1240; 

 Michx. Jl. 2. p. 128 ; Pursh,fi. 2. p. 531 ; Torr. compend. p. 291 (§ Chrysopsis). Diplo- 

 pappus Marianus, Hook, compan. to hot. mag. 1. p. 97 ; Darlingt. jl. Cost. p. 475. 



Stem 1-2 feet high, stout and rigid, usually reddish, rather sparsely clothed with fine long 

 hairii which are somewhat deciduous. Cauline loaves 1-2 inches long, obtuse or acute, 

 tipped with a minute glandular point, obscurely veiny ; radical ones 2-4 inches long, 

 spatulato-oblong. Heads nearly twice as largo as in the preceding species, in a somewhat 

 umbelled corymb ; the pedicels 1-2 inches long, rather slender. Rays 14-18. Achcnia 

 brownish purple. Pappus tawny ; the outer series bristly, somewhat scaly at the base. 



Sandy fields and woods, Long Island and on the Island of New-York. August - October. 



Subtribo II. Baoohaiixdi4I, Lets. Hwds discoid, never radiate, dioBcious or monoscioua ; 

 the fertile flowers mostly filiform and truncate : central flowers sterile in the moncecious 

 heads. Receptacle not chaffy. Anthers not caudate at the base. — Leaves alternate. 



13. BACCHA.RIS. Linn.; Michx. fl. 2. p. 125 ; Endl.gen. 2410. 



PLOUaUMAN'S SPIKENARD. 

 [A ntOM glvon by tlie Grooki to on KromkUc pUnt of thii genu*, ilmUcktad to BaccKtu.] 



Heads many-flowered, dioecious ; tlio flowers all tubular and similar. Involucre somewhat 

 hemispherical or oblong ; the scales imbricated in several series. Receptacle naked, or 

 rarely somewhat chaiTy. Corolla, in tlio sterile flowers, somewhat dilated, and 5-cieft at 

 the summit ; in the fertile, filiform and somewhat tnuicato. Anthers exserted in the sterile 

 flowers ; entirely absent in the fertile. Style in the fertile flowers oxsorted, with the 

 branches smooth ; in the sterile, tipped with an ovate hairy appendage, often more or less 

 abortive. Achonia ribbed or grooved. Pappus capillary ; of the sterile plant in a single 

 series, about the length of the involucre ; of the fertile in one or several series, not thickened 

 at the lip, usually much longer than tlio involucre. — Shrubs or very rarely herbs, commonly 

 smooth, and resinous or viscous. Loaves mostly alternate, entire or tooUicd, often decurront 

 on the branches. Flowers mostly white. 



