1902] PLANTS COLLECTED AT NOME CITY, ALASKA 137 
PORTULACACEAE. 
49. CLAYTONIA TUBEROSA Pall. ex Willd. in Roem. & Schult. 
Syst. 5: 436. 1819.—Stems slender with two lanceolate leaves, 
opposite or alternate, I-2°™ below the inflorescence: these leaves 
about 2™ long, narrowed at base, sessile, obtuse at apex, glab- 
tous: flowers umbellately panicled, with pedicels recurved in 
fruit, 1-2 long; bracts red, sheathing or wanting on all except 
the lowest: calyx of two broad, ovate, accrescent sepals: petals 
white, 1™ long, more than twice as long as the’sepals, 6™ broad, 
truncate or slightly emarginate at apex: filaments dilated at 
base, half as long as the petals; anthers pink, narrowly oblong: 
seeds not ripe. 
The specimens at hand are without radical leaves or roots, but seem to 
agree with this species as described in Gray’s Syn. Fl. 1: 272. 
50. Montia sarmMENtosa Robinson, Syn. Fl. N. Am. 1: 272. 
'897.— Claytonia sarmentosa C. A. Meyer, Mém. Soc. Nat. Mosc. 
7*137. pl. 3. 1829.—Stems glabrous, from slender running roots, 
producing runners: radical leaves on long margined petioles, 
obovate or ovate; cauline leaves ovate, sessile, clasping: flowers — 
HS se Se with recurved pedicels, without bracts: sepals broadly - : 
te, slightly surpassed by the capsule: petals pink or white,I™ = 
8: 5™™" wide 
, thrice as long as the sepals, with a distinct claw ae 
and obcordate blade: 
ee seeds two or three, shining, black, granu- . 
: late mucronulate. i 8 ge ‘ 
CARYOPHYLLACEAE. 
& 51. ARENARIA ARCTICA Stev. DC. Prod. 1: 404. 1824;Cham. 
| — Linnaea 
ae eee glandular: lowest leaves closely imbri- 
PAE on te es, glabrous, linear, obtuse, apparently fleshy, 
2a 3m high ea a long, the margin without cilia: uemcd 
-iggihsh with pair of orate obtuse membranously-margined 
the fon... ommate-clasping leaves about 1™ distant from 
lo i Sreen or purplish, with the divisions ovate, — 
OF white the a nerved, the margins membranous, purplish 
2 se ‘Pex somewhat incurved but not cucullate: petal 
1:54. 1826; Hook. Fl. Bor.-Am. pi. 34 B— . 
