124 PROCEEDINGS OF THE AMERICAN ACADEMY 



"^ Thysanocarpus erectus. Smooth and leafy: leaves oblong to 

 oblanceolate, au inch or two long, auricled at base, somewhat sinuate- 

 dentate : flowei's purple or rose-colored : fruiting pedicels erect : pod 

 minutely pubescent, the wing of the fruit (still immature) without 

 indication of nervation or pei'foration : style very short — Collected by 

 Dr. E. Palmer on tlie western side of Guadalupe Island. Distin- 

 guished especially by its erect joedicels. 



^ Frankenia Palmeri. a rather slender diffuse shrub, a foot 

 high, with short straight divaricate branchlets : leaves numerous, fas- 

 cicled, a line or two long, thick and strongly revolute so as to be 

 nearly terete, canescent with a white papillose and furfuraceous en- 

 crustation : calyx a line and a half long: petals linear, a little exserted: 

 stamens four : style bifid : capsule 2-seeded. — Lower California, upon 

 the gulf side, Dr. E. Palmer. 



I SiLENE Palmeri. Puberulent with short spreading hairs, glan- 

 dular above : stems a foot high, slender, from a branching base : leaves 

 oblanceolate, an inch long : flowers purplish, on slender pedicels, in an 

 open panicle: calyx four lines long; teeth short: petals very narrow, 

 half an inch long ; blade 4-parted with linear entire or bifid lobes ; 

 appendages linear ; claw not auricled, and with the filahients very vil- 

 lous : styles and stamens much exserted : capsule oblong, exceeding the 

 calyx ; stipe scarcely a line long : seeds tubercular, not crested. — In 

 the Cuyamaca Mountains, San Diego County ; Dr. Edward Palmer, 

 August, 1875. 



■^ Calandrinia Breweri. Much resembling C. Me7iziesii\ from 

 which it is distinguished by its divaricately spreading or deflexed pedi- 

 cels ; by a longer conical blunt capsule, 4 to 5 lines long, and exceed- 

 ing the triangular-ovate sepals ; and by the rather smaller (half a line 

 broad) seeds, which are more strongly tuberculate, and not shining. — 

 C. Menziesii, var. macrocarpa, Gray in Proc. Am. Acad. 3. 102. 

 Collected by Professor W. H. Brewer, in the Santa Inez Mountains, 

 near Santa Barbara ; the only specimens are a foot tall or more, with 

 elongated racemes. 



^ Lavatera occidentalis. a close shrub, three or four feet 

 high, leafy at the ends of the short branches : leaves stellate-puberu- 

 lent, round-cordate, 7-lobed to the middle, three to five inches broad, 

 on long petioles ; lobes acutish, coarsely toothed : flowers axillary, 

 solitary, on short deflexed pedicels : calyx over aii inch long, twice 

 lono^er than the involucre, cleft to the middle into broad foliaceous 

 lobes : petals narrowly spatulate with a broad naked claw, emarginate, 

 two inches long, straw-colored with violet stripes : fruit half au inch 



