Zigadenus fontanus

Eastwood

Leafl. W. Bot. 2: 41. 1937.

Common names: Small-flower death camas
Endemic
Synonyms: Zigadenus micranthus var. fontanus (Eastwood) O. S. Walsh ex McNeal
Treatment appears in FNA Volume 26. Mentioned on page 85.

Plants 3–9 dm, from bulbs; bulbs not clumped, tunicate, ovoid, 12–40 × 12–40 mm. Leaves: proximal blades 18–80 cm × 3–20 mm. Inflorescences usually paniculate, 10–100-flowered, with 1–15 branches, narrow, appearing pyramidal in early anthesis, terminal raceme 5–60 × 3–7 cm, proximal branches 1/3–1/2 length of entire inflorescence, extending upwards from main axis of inflorescence at 10°–60° angle. Flowers: perianth hypogynous, campanulate, 5–15 mm diam.; tepals persistent in fruit, cream colored, 4–12 × 1–4 mm, outer usually lacking claw; gland 1, obovate, distal margins evident, serrate to dentate; filaments straight, shorter than tepals, thickened proximally; pedicel horizontally spreading, usually perpendicular to stem in fruit, 15–45 mm, bracts green, 5–35 mm. Capsules narrowly conic, 9–22 × 3–6 mm. 2n = 22.


Phenology: Flowering late Mar–Aug.
Habitat: Serpentine marshes
Elevation: 0–500 m

Discussion

Selected References

None.

Lower Taxa

None.

"broad" is not a number."thicker" is not a number.

... more about "Zigadenus fontanus"
introrse +, extrorse +  and transverse +
reniform +
Fayla C. Schwartz +
Eastwood +
whorled +, opposite +  and alternate +
dilated +
reticulate-veined +  and parallel-veined +
0.5 cm5 mm <br />0.005 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
membranous +
1 +  and 15 +
not clumped +
12mm +  and 40mm +
1.2 cm12 mm <br />0.012 m <br /> (4 cm40 mm <br />0.04 m <br />) +
0.9 cm9 mm <br />0.009 m <br /> (2.2 cm22 mm <br />0.022 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Small-flower death camas +
0–500 m +
connate-coroniform +  and dilated +
staminate +  and pedicellate +
protandrous +  and bisexual +
loculicidal +  and septicidal +
membranaceous +  and leathery +
obovate +
Serpentine marshes +
persistent +
many;several +
perpendicular +  and spreading +
1.5 cm15 mm <br />0.015 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
cream colored +  and greenish or red tinged +
0.5 cm5 mm <br />0.005 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
campanulate +
Flowering late Mar–Aug. +
tapering +
18 cm180 mm <br />0.18 m <br /> (80 cm800 mm <br />0.8 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (2 cm20 mm <br />0.02 m <br />) +
1/3 length of entire inflorescence;1/2 length of entire inflorescence +
Leafl. W. Bot. +
contractile +
ellipsoid +
wind-distributed +
2 +  and 20 +
flattened +  and elongate +
adnate +  and free +
staminodial +
rudimentary +
barely larger +
Zigadenus micranthus var. fontanus +
Zigadenus fontanus +
Zigadenus +
species +
cream colored +
persistent +
4mm;12mm +
1mm;4mm +
3 cm30 mm <br />0.03 m <br /> (7 cm70 mm <br />0.07 m <br />) +
sepaloid +  and petaloid +
narrower +
rhizomatous +, bulbous +  and subscapose +
3 +  and 2 +
26 +, 11 +  and 8 +