FERNALD. — GENUS PECTIS. 71 
eulosa, Schz. Bip., not Lorentea multiflosculosa, DC., a new species, 
P. bibracteata. With no authentic specimens at hand of the plants of 
either Schultz or Klatt the synonymy must still remain confused. The 
foregoing description of P. arenaria is drawn in part from material which 
has been kindly compared by Mr. Thiselton-Dyer with Bentham’s type.— 
Prostrate in the sands of the Pacific coast of Mexico and Central America. 
Sinatoa, Mazatlan (F. H. Lamb, no. 971); Corima, Manzanillo 
(Palmer, 1890, no. 971); GUERRERO, Acapulco (Barclay jide Benth., 
Palmer, 1891, no. 481); San Satvapor, Conchagua ((Ersted fide 
Benth.). Also in Ecuador and Peru. 
P. grandiflora, Klatt. Stem herbaceous, glabrous, branching; 
branches leafy even to the apex, monocephalous : leaves opposite, linear, 
mucronate, 2 cm. long, 2 mm. wide, densely glandular-punctate, with 6 
pairs of sete: peduncles terminal, 2} cm. long, curving, angulate, almost 
winged, with 2 median bracts: involucre campanulate, 1 cm. long, equally 
broad, 40-flowered; the 5 bracts broad-ovate, 6 mm. wide, many-striate, 
keeled, densely ciliate: rays lanceolate, 5 mm. long, 1} mm. wide, red- 
dish: pales 14, scabrous, unequal, yellowish: akenes elongate, 6 mm. 
long, short-setose. — Klatt, Botanisch. Beibl. z. Leopoldina, 1895 (comp. 
hoy. Costaric.), 6. — Costa Rica, “ Vers la huche du Hato-Viejo, ver- 
sant du Pacifique, leg. janv. 1893 ” (Pittier, no. 7 342). A species un- 
known to us, the foregoing description, translated from Klatt, in many 
Ways suggesting P. arenaria, Benth. 
P. depressa. A depressed annual, forming mats sometimes 3 or 
4dm. across: stems villous, very branching: leaves linear-oblong, 1 to 
2 cm. long, 14 to 5 mm. wide, mucronate, ciliate, with 3 to 5 pairsof basal 
Sete, beneath densely punctate and with slightly villous midribs: heads 
solitary on terminal and axillary filiform 3-4-bracteate peduncles about 
em. long: involucre companulate, 4 or 5 mm. high, 3 or 4mm. 
35~40-flowered ; the 5 unequal oblong obtuse bracts thin, ciliate and 
minutely punctate: rays oblong, yellow, 3 mm. long: disk-pappus of 10 
or 12 linear-subulate unequal setulose pales and 3 or 4 longer ones, 2 
mm. long ; ray-pappus generally reduced to a short irregular crown of 
More or less confluent pales: akenes 2 mm. long, short-setose. — GUER- 
caer very common in moist exposed places, Acapulco (Palmer, 1894, 
0. hs 
va eee 
’ + + Stems erect: leaves crowded, filiform. 
; / P. bracteata, Watson. Perennial with a slender branching caudex : 
_— smooth, angulate, 2 or 3 dm. high, densely leafy toward the base, 
Passing into many-bracteate long peduncles : leaves almost or quite fill 
