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Clintonia andrewsiana

Andrew's clintonia, blue-bead lily, red clintonia, redwood clintonia

blue bead-lily, bluebead, corn-lily, yellow beadlily, yellow blue-bead lily, yellow clintonia

Habit Plants 3–8 dm; rhizomes short, thick. Plants 2–5 dm; rhizomes thin, spreading.
Cauline leaves


blade dark green, oblanceolate to broadly elliptic, 20–35 × 5–15 cm.


blade dark glossy green adaxially, oblong to elliptic obovate, 15–30 × 5–10 cm.


in terminal, umbel-like clusters, 1–3(–5) lateral clusters usually present, 20–45-flowered;

bracts 1–3(–5), foliaceous.

in short, terminal racemes, 3–8(–10)-flowered;

bracts 1(–3), narrowly foliaceous.


tepals deep claret red, narrowly oblong to oblanceolate, 10–18 × 3–3.7 mm;

filaments 7–10 mm;

anthers oblong, 1.8–2.8 mm.


tepals yellow to yellowish green, narrowly oblong, 12–16 × 3.5–4.5 mm;

filaments 12–17.5 mm;

anthers oblong, 2–3.5 mm.


blue to bluish black, ovoid, 10–30-seeded, 8–12 mm.

ultramarine blue, ovoid, 8–16-seeded, 8–12 mm.


3–4 mm.

3–5 mm.


= 28.

= 28, 32.

Clintonia andrewsiana

Clintonia borealis

Phenology Flowering late Apr–late Jun. Flowering early May–early Jul.
Habitat Moist, coastal redwood forests Rich coniferous, mixed, or deciduous woods
Elevation 0–400 m (0–1300 ft) 0–1600 m (0–5200 ft)
from FNA
[WildflowerSearch map]
[BONAP county map]
from FNA
CT; GA; IL; IN; MA; MD; ME; MI; MN; NC; NH; NJ; NY; OH; PA; RI; TN; VA; VT; WI; WV; MB; NB; NL; NS; ON; PE; QC; St Pierre and Miquélon
[WildflowerSearch map]
[BONAP county map]

Throughout the range of Clintonia borealis a stabilized, 2n = 32 cytotype has been reported (F. H. Utech and L. B. Thien 1973; B. M. Kapoor 1973).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 26, p. 152. FNA vol. 26, p. 152.
Parent taxa Liliaceae > Clintonia Liliaceae > Clintonia
Sibling taxa
C. borealis, C. umbellulata, C. uniflora
C. andrewsiana, C. umbellulata, C. uniflora
Synonyms Dracaena borealis
Name authority Torrey: Pacif. Railr. Rep. 4(5): 150. (1857) (Aiton) Rafinesque: Atlantic J. 1: 120. (1832)
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