Cynoglossum. BOREAGINACEiE. 187 



8. PECTOCARYA, DC. (Compounded of nanog, combed, and xagvu, 

 in place of xuyvov, nut, referring to the pectinate border of the nutlets.) — Dim- 

 inutive annuals, of the western coast of America, diffuse, strigose-hirsute or canes- 

 cent ; with narrow linear leayes, and small and scattered flowers along the whole 

 length of the stem, on very short and sometimes recurved pedicels : corolla white, 

 minute. — Meisn. Gen. 279 ; Benth. & Hook. Gen. ii. 847. 



§ 1. KTExosPERjirJi. Outlets bordered with a coriaceous undulate or laciniate 

 wing, geminately divergent. — Ktenospermum, Lehm. Del. Sem. Hort. Hamb. 

 1837, without char. Pectocarya, DC. Prodr. x. 120. 



■'P. linearis, DC. Diffuse: nutlets with narrowly oblong body (one or two lines long), 

 surrounded by a broad wing, which is pectinately or laciniately and often irregularly parted 

 or cleft into subulate teeth, ending in a delicate uneiuate-tipped bristle : cotyledons ob- 

 long. — Benth. Gen. 1. c. P. linearis & P. Chilensis, UC. Prodr. 1. u. P. Chilensis, C. Gay, 

 Fl. ChU. t. 52, bis, fig. 2. P. Chilensis, var. Californica, Torr. Pacif. R. Eep. v. 124. P. 

 lateriflora. Gray, Bot. CaUf. i. 531, &c., not DC. (Jynoglossum lineare, Ruiz & Pav. Fl. ii. 6. — 

 Dry gravelly soil, southern part of CaUfornia, Utah, and Arizona. (ChUi.) One form, 

 answering to P. linearis, DC, has coarsely cleft nearly plane wings ; another, answering to 

 P. Chilensis, DC, has narrower and more pectinate teeth to a somewhat incuryed wing, 

 and the nutlet arcuate-recurved in age. 



-P. penicillata, A.DC, l. c. Very diffuse ^nd slender: nutlets with oblong body (a line 

 long) surrounded by a merely undulate or pandurate wing (incurved in age), its rounded 

 apex thickly and the sides rarely or not at all beset with slender uncinate bristles : cotyle- 

 dons oblong-obovate. — Cynoglossum penicillatum, Hook. & Am. Bot. Beech. 371. — British 

 Columbia (J/aco«)i) to California and W. Nevada. (The Missouri habitat and the syn. 

 of Xuttall, cited by A. DeCandoUe, belong to Echinospermum Bedoivskii.} 

 P. L.iXEEiFLOEA, DC, of Pcru, has broadly obovate and less geminate nutlets, as noted by 

 Bentham, with the wing dentate in the manner of P. linearis. 



§ 2. Gruvelia. Nutlets broadly obovate and equably divergent (a line long), 

 the wing or margin entire : cotyledons broadly obovate. — Gray, Proc. Am. Acad, 

 xii. 81. Gruvelia, A.DC. Prodr. x. 119. 



• P. setosa. Gray, 1. c. Hispid, as well as minutely strigose-pubescent, rather stout ; 

 calyx-lobes armed with 3 or 4 very large divergent bristles : nutlets bordered by a broadish 

 (entire or obscurely undulate) thin-scarious wing; the faces as well as margins beset with 

 slender imcinate-tipped bristles. — S. E. California, on the Mohave desert. Palmer. 



- P. pusflla. Gray, 1. c. Strigulose-canescent, slender : nutlets cuneate-obovate, wingless, 

 and with a carinate mid-nerve on the upper face, the acute margin beset with a row of 

 slender uncinate-tipped bristles. — Gruvelia pusilla, A.DC. Prodr. x. 119; C. Gay, PI. ChU. 

 1. 0. fig. 3. — Common about Yreka, in the northern part of California, apparently native, 

 Greene. (Chili.) 



9. CYNOGLOSSUM, Tourn. Houxdstoxgue. (/tywr, dog, and y/Lwcrtro, 



tongue, from the shape and soft surface of the leaves of the commonest species.) 



— Mostly stout and coarse herbs ; with a heavy herbaceous scent, and usually 



broad leaves, the lower petioled. Flowers in panicled mostly bractless racemes 



(purple, blue, or white), in summer. 



# Biennial weed of the Old World : nutlets with somewhat depressed back surrounded by a slightly 

 raised margin, ascending on the pyramidal g^^nobase, and after separation hanging by die splitting 

 from the base of exterior portions of the long-subulate indurated style. 



C. OFFICINALE, L. Co3iMO!f HocxDSTONsrE. About 2 feet high, soft-pubescent, some- 

 what canescent, leafy to the top : leaves lanceolate or the lower oblong : flowers rather 

 large : corolla rotate-campanulate, dull red purple (and a white variety), little exceeding 

 the calyx — Fl. Dan. t. 1147 ; Schk. Handb. t. 30. — Pastures and waste grotmds, Atlantic 

 States ; burs adhering to fleece, &c. (Xat. from Eu.) 



