CONVALLARIACEAE. 
2. Trillium recurvatum Beck. Prairie 
Wake-robin. 
Trillium recurvatum Beck, Am, Journ. Sci. 11: 
(Fig. 1044.) 
Stem 6/—18’ tall. 
1. Trillium séssile I. Sessile-flowered 
Wake-robin. (Fig. 1043.) 
Trillium sessile 1, Sp. Pl. 340. 1753. 
Stem 4’-12/ tall. Leaves ovate, oval or nearly 
orbicular, sessile, acute or obtuse and cuspidate at 
the apex, 114’-6’ long, often blotched; flower ses- 
sile, erect; sepals lanceolate, acute or obtuse, 
spreading, 14’-2’ long, petals lanceolate, acute or 
obtuse, somewhat longer than the sepals, erect- 
speading, purple or green; anthers 3/’-7’’ long, 
longer than filament, the connective prolonged 
beyond the sacs; berry globose, 6-angled, about 
44/ in diameter. 
In moist woods and thickets, Pennsylvania to Ohio 
and Minnesota, south to Florida, Mississippi and 
Arkansas. Flowers pleasantly odorous. April-May. 
fl 
es 
“a 
long, 134/—4’ long, acute at the apex, narrowed 
into petioles 3//-9’’ long, sometimes blotched; 
flower sessile, erect; sepals lanceolate, acumi- 
nate, 6’/-15’’ long, reflexed between the peti- 
oles; petals spatulate or oblong, nearly erect, 
clawed, acute or acuminate, equalling the se- 
pals or somewhat longer; anthers 4/’-7’’ long, 
much longer than the filaments, the connective 
prolonged beyond the sacs; berry ovoid, 6- 
winged above, about 9’ long. 
In woods and thickets, Ohio to Minnesota, Mis- 
sissippi and Arkansas. April-June. 
3 he 
Leaves ovate, oval or ob- ‘\ ) yo , 
\\ (4 & 
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ba iF 
2 pA ‘ 
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3. Trillium nivale Riddell. Early 
Wake-robin. (Fig. 1045.) 
Trillium nivale Riddell, Syn. Fl. W. States, 93. 
1835. 
Stem 2/-6’ high. Leaves ovate, oval or 
nearly orbicular, 1/-2’ long, obtuse at the apex, 
rounded or narrowed at the base, petioled; pet- 
ioles, 2’’-6’ long; flowers peduncled; peduncle 
\4/-1’ long, erect, bent, or recurved beneath the 
leaves; sepals narrowly oblong or oblong-lance- 
olate, obtuse, 14/-1’ long; petals white, oblong 
or oval, obtuse, longer than the sepals, erect- 
spreading; anthers about as long as the fila- 
ments, the connective not prolonged beyond 
the sacs; styles slender; berry globose, 3-lobed, 
about 14’ in diameter. 
In woods and thickets, Pennsylvania to Ohio and 
Minnesota, south to Kentucky and Iowa. March 
May. 
