478 BORAGINACEZ PECTOCARYA 
CYNOGLOSSUM 
P. penicillata A. DC. Prodr. x, 120. Strigose-pubescent with minute 
white hairs: very diffuse or depressed ; branches almost filiform, 2-6 inches 
long: leaves linear or filiform, an inch or less long: calyx-lobes linear, min- 
utely hispid: nutlets geminately divergent, the oblong body surrounded by 
a merely undulate or pandurate wing that is incurved in age, its rounded 
apex thickly and the sides rarely or not at all beset with slender uncinate 
bristles: cotyledons oblong-ovate. Dry plains and hillsides Brit. Columbia 
to California and western Nevada. 
P. setosa Gray Proc. Am, Acad. xii, 81. Hispid as well as minutely 
strigose-pubescent: stem rather stout, 2-6 inches high, paniculately bran- 
ched : leaves linear: calyx-lobes linear, armed with stout white straight 
and divergent bristles: nutlets obovate, equally divergent, bordered by a 
broad thin scarious wing, the faces and margins beset with slender uncin- 
ate-tipped bristles: cotyledons breadly obovate. Eastern Washington to 
southeastern California. . 
P. pusilla Gray 1. c. Strigulose-canescent: stem slender, diffusely 
branched from the base, 4-8 inches high: lower leaves opposite, linear- 
spatulate, 4-8 lines long, upper ones alternate and reduced to small lanceo- 
late bracts. 1-2 lines long: calyx-lobes lanceolate, longer than the nutlets, 
beset with small uncinate-tipped bristles: nutlets equally divergent, cune- 
ate-obovate, wingless and with a carinate midnerve on the upper face, the 
acute margins beset with a row of slender uncinate-tipped bristles: cotyle- 
dons broadly obovate. Eastern Washington to California. 
* * Nutlets thicker, with ventral or introrse-basal attachment. 
+ Corolla short, with fornicate appendages in the throat. Calyx 
spreading or reflexed. Nutlets glochidiately armed. 
4 CYNOGLOSSUM Tourn. L. Gen. n. 183. 
Coarse herbs with broad leaves and rather small flowers in 
panicled mostly bractless racemes. Calyx 5-parted, persistent, 
open in fruit. Corolla short-salverform or funnelform, with con- 
spicuous arching crests at the throat. Stamens and style includ- 
ed. Nutlets 4, turgid, wingless, clothed all over the back with 
short and stout glochidiate-tipped prickles, equally divergent, 
horizontal or obliquely ascending on a depressed or pyramidal 
gynobase, at maturity separating and carrying away an exterior 
portion of the indurated style from below upward, by which they 
are for a time suspended. f 
C. grande Dougl. Hook. FI. ii, 82. Soft-villous, hardly hirsute be- 
low, becoming glabrate in age: stem stout, from a thick perennial root, 
1-3 feet high: lower leaves ovate or subcordate-oblong and acute or acumin- 
ate, the blade 4-8 inches long, on margined petioles of about the same 
length, the upper smaller, from ovate to lanceolate, abruptly contracted 
into a short winged petiole: corolla bright blue, its tube slightly exceeding 
the ovate calyx-lobes and hardly longer than the limb: style slender, thick-. 
ened toward the base: nutlets ovoid, 4 lines in diameter, very rough-mu-~ 
ricate and covered with short glochidiate-tipped spines. In open woods, 
Brit. Columbia to California. Sp 
C. occidentale Gray Proc. Am. Acad. x. 58. Hirsute-pubescent or 
in age almost hispid: stems rather stout, 10-18 inches high, from a thick 
perennial root: lower leaves spatulate, tapering gradually into winged 
petioles; the upper from lanceolate to ovate, sessile or partly clasping: 
