Difference between revisions of "Hymenocallis latifolia"

(Miller) M. Roemer

Fam. Nat. Syn. Monogr. 4: 168. 1847.

Common names: Broad-leaf spider-lily mangrove spider-lily
Endemic
Basionym: Pancratium latifolium Miller Gard. Dict. ed. 8, Pancratium no. 8. 1768
Synonyms: Hymenocallis caymanensis Herb Hymenocallis collieri Small Hymenocallis keyensis Small Hymenocallis kimballiae Small
Treatment appears in FNA Volume 26. Treatment on page 292. Mentioned on page 284, 291, 293.
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(No difference)

Latest revision as of 05:58, 30 July 2020

Bulb nonrhizomatous, forming numerous bulblets, enlarging with age, 4–8 × 2–5 cm; basal plate 2–4 cm; neck 4–6 cm; tunic grayish brown. Leaves evergreen, numerous, arching outwards, spreading distally, 5–10 dm × 4–9 cm, coriaceous; blade broadly liguliform, gradually tapering proximally, apex subacute to acute. Scape 4–10 dm, slightly compressed, glaucous; scape bracts 2, enclosing buds, 4–7 × 1.5–2.5 cm; subtending floral bracts 4–5 cm × 10–15 mm. Flowers 9–15, opening sequentially, fragrant; perianth-tube green, 9–20 cm; tepals extending nearly horizontally, reflexed distally, white, 7.5–13 cm × 4–6 mm; corona white with small green eye, funnelform, 2–3 × 3–4 cm, margins between free portions of filaments wavy, without prominent projections; free portions of filaments inserted on flat base, slightly incurved, green except becoming white near insertion, 4–6 cm; anthers 1.2–2 cm, pollen orange; ovary ovoid, 0.9–1.6 cm × 5–10 mm, ovules 2 per locule; style green in distal 1/2, fading to white proximally, 19–23 cm. Capsules subglobose, ca. 3 × 3 cm. Seeds obovoid, 1.8–2.4 × 1.4–1.8 cm. 2n = 46, 70.


Phenology: Flowering summer.
Habitat: Coastal dunes, sand ridges, edges of hammocks and flatwoods, mangrove swamps of southern Florida peninsula and keys, rarely disjunct along coastal nw Florida and Gulf coastal states
Elevation: 0 m

Discussion

The long perianth tube in Hymenocallis latifolia contrasts sharply with the short, funnelform staminal corona. This species is a yard favorite throughout Florida.

Selected References

None.

Lower Taxa

None.

"broad" is not a number."dm" is not declared as a valid unit of measurement for this property."dm" is not declared as a valid unit of measurement for this property.

... more about "Hymenocallis latifolia"
cordate +  and linear +
1.2 cm12 mm <br />0.012 m <br /> (2 cm20 mm <br />0.02 m <br />) +
subacute +  and acute +
Gerald L. Smith +  and Walter S. Flory† +
(Miller) M. Roemer +
whorled +, opposite +  and alternate +
2 cm20 mm <br />0.02 m <br /> (4 cm40 mm <br />0.04 m <br />) +
dilated +
Pancratium latifolium +
reticulate-veined +  and parallel-veined +
tapering +  and liguliform +
sheathing +  and involucrate +
subtending +
lanceolate;lanceolate;ovate;lanceolate;ovate;triangular +
4cm +  and 8cm +
enlarging +
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
3 cm30 mm <br />0.03 m <br /> (?) +
subglobose +
3 cm30 mm <br />0.03 m <br /> (?) +
Broad-leaf spider-lily +  and mangrove spider-lily +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
3 cm30 mm <br />0.03 m <br /> (4 cm40 mm <br />0.04 m <br />) +
small green +
green except becoming white +
4 cm40 mm <br />0.04 m <br /> (6 cm60 mm <br />0.06 m <br />) +
connate-coroniform +  and dilated +
fragrant +
diverging +  and erect +
unisexual +  and bisexual +
starlike +
indehiscent +, septicidal +  and loculicidal +
subglobose +  and elongate +
Coastal dunes, sand ridges, edges of hammocks and flatwoods, mangrove swamps of southern Florida peninsula and keys, rarely disjunct along coastal nw Florida and Gulf coastal states +
bracteate +  and umbellate +
paired +, paniculate +  and racemose +
petiolate +  and sessile +
evergreen +
spreading +  and arching +
coriaceous +
4 cm40 mm <br />0.04 m <br /> (9 cm90 mm <br />0.09 m <br />) +
4 cm40 mm <br />0.04 m <br /> (6 cm60 mm <br />0.06 m <br />) +
0.9 cm9 mm <br />0.009 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
5mm;10mm +
9 cm90 mm <br />0.09 m <br /> (20 cm200 mm <br />0.2 m <br />) +
zygomorphic +  and actinomorphic +
Flowering summer. +
erect +  and incurved +
Fam. Nat. Syn. Monogr. +
4 cm40 mm <br />0.04 m <br /> (7 cm70 mm <br />0.07 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
compressed +
wind-distributed +
1.8 cm18 mm <br />0.018 m <br /> (2.4 cm24 mm <br />0.024 m <br />) +
1 +  and many +
obovoid +
1.4 cm14 mm <br />0.014 m <br /> (?) +  and 1.8 cm18 mm <br />0.018 m <br /> (?) +
staminodial +
3 +, 4 +  and 6 +
1 +  and several +
fading +  and white +
3 +  and 1 +
filiform +
19 cm190 mm <br />0.19 m <br /> (23 cm230 mm <br />0.23 m <br />) +
4 cm40 mm <br />0.04 m <br /> (5 cm50 mm <br />0.05 m <br />) +
Hymenocallis caymanensis +, Hymenocallis collieri +, Hymenocallis keyensis +  and Hymenocallis kimballiae +
Hymenocallis latifolia +
Hymenocallis +
species +
connate +  and distinct +
7.5cm;13cm +
4mm;6mm +
sepaloid +  and petaloid +
narrower +
grayish brown +
3 +  and 2 +