360 COMPOSITE. Tagetes. 



much shorter than the akene, of 1 to 3 subulate and one or two shorter truncate paleas. — 

 Proc. Am. Acad. xix. 40, 42. — S. Arizona, in the Huachuca Mountains, Leinmon. 

 - T. micrantha, Cav. Slender, diffusely much branched. Anise-scented, a span to a foot 

 high from an annual root, with loosely paniculate slender-peduncled heads : leaves linear- 

 filiform, 3-5-parted, or some of the lowest undivided, not serrate : involucre fusiform, about 

 half-inch long, few-flowered ; rays 1 to 3, the oval pale yeUow or white ligules only a line 

 long : akenes slender, glabrate, longer than the pappus of 2 oval or truncate thin palete and 

 21ongerawns. — Ic. iv.31,t.352; DC. Prodr. v. 646 ; Gray, PI. Wright, ii.93. — Dry ground, 

 New Mexico and Arizona, WrighL, Rothrock, &c. (Mex.) 



169. PECTIS, L. (IIcKTea), to comb, the leaves of most species of the 

 genus pectinately setiferous. It is an ancient Latin name of some plant, appro- 

 priated to this genus by Linnasus.) — Herbs, all American, mostly low and spread- 

 ing, usually glabrous, heavy-scented ; with narrow opposite leaves conspicuously 

 dotted with round oil-glands ; and with mediocre or small heads of yellow flowers, 

 occasionally turning purplish, slender rigid bristles fringing at least the base of 

 the leaves, or rarely quite wanting. 



§ 1. EtTPECTis. Pappus of a few paleae or slender awns with or without a 

 dilated or chaffy base, or in some (and occasionally in all) of the akenes reduced 

 to a paleaceous crown, or to a few squamellas, or obsolete : base of the leaves 

 copiously setiferous. — Gray, Proc. Am. Acad. xix. 44. Pectis § Pectidopsis & 

 Eupectis, (iray, PI. Wright, i. 83. Pectidopsis, Pectis (excl. spec), and part of 

 Lorentea, DC. Prodr. v. 98-101. 



* Pappus paleaceous, conspicuous: the paleje (in ours 4 or 5 or 6 in the disk, 2 or 3 in the ray) 

 mostly prolonged into awns or subulate points : bracts of involucre 4 to 6, broad or broadish : 

 ours annuals. 



~ P. prostrata, Cav. Procumbent or prostate : leaves oblanceolate or spatulate-linear (sel- 

 dom inch long) : heads sessile or nearly so : disk-flowers 5 or 6 : palesB of the pappus ovate- 

 lanceolate or narrower, thin, often unequal, short-awned. — Ic. t. 324; DC. Prodr. v. 100; 

 Gray, PI. Wright, i. 83. Chtlionia prostrata, Cass. Diet. ix. 173. — S. W. Texas to Arizona! 

 (Mex., W. Ind.7) 



P. ciliaris, L. Erect or diffuse, sometimes a foot high : leaves linear-oblanceolate or nar- 

 rower, commonly incli long : heads nearly sessile : disk-flowers 4 to 8 : palea; of the pappus 

 lanceolate-subulate tapering into a slender awn, more rigid and equal than in the preceding. 

 — Spec. ed. 2, 1250. — Coast and keys of S. Florida, Blodgett, Garber. (W. Ind.) 

 ~P. linif olia, Less. Erect, diffusely branched, slender, a span to a foot high : leaves narrowly 

 linear, inch long: heads on minutely bracteate filiform (commonly inch long) peduncles: 

 involucre (2 lines long) of narrower bracts: palea) of the pappus ovate or ovate-lanceolate, 

 abruptly long-awned, or some nearly awnless. Varies with peduncles not longer than the 

 head. — Less, in Linn^a, vi. 709 (excl. syn.); DC. 1. c. 99 (excl. svn.) ; Griseb. F. Brit. W. 

 Ind. 378, not L. — S. Florida, Blodgett, Garber, Curtiss, &c. ( W. Ind.) 



* * Pappus pauciaristate; viz. of 1 to 5 or 6 upwardly scabrous (usuallv slender and setiform 

 but rigid) awns, at most dilated only at very b;isc, with or without a short cliafCv crown of con- 

 nate or separate squamella-, sometimes reduced to this, the awns being absent : bracts of the 

 short-cylindraceous ratlier many-flowered involucre li.ncar, at length with involute margins 

 partly surrounding outer akenes: low and much branched annuals, with slender narrow-linear 

 leaves, bearing a few bristles next the base. 



H- Heads subsessile or short-peduncled, more or less fastigiate or cyraose at the end of the branches : 

 bracts of the involucre about 8. 



P. tenpa, DC. A span or more high : pappus of :! to 6 slender a;^-ns, not much shorter than 

 the akene : no squamella) or crown. — Prodr. v. 99 ; Gray, Bot. iMex. Bound. 73. — 8 Texas 

 Bi rluiidier, Thurber, Iliinml. (Adj. JIcx.) 



• P. angustifolia, Toer. a s]jau or two high, lemon-scented : pappus a crown of 4 or 5 

 mostly connate s.juamelte, and not rarely one or sometimes two slender usually short awns. 



