Flora of North America species comparison

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Crinum americanum

Florida swamp-lily, seven sisters, southern swamp crinum, string lily
Bulbs

3.5–6 cm diam., neck 4–6 cm.
Leaves

10–15 dm × 1–4 (–7) cm;

blade lorate, margins usually scabrous.
Scape

equaling leaves.
Umbels

2–7-flowered.
Flowers

sessile;

perianth white, salverform, tube 6–15 cm, limb lobes linear, narrowly elliptic, or oblanceolate, 5–15 × 1–1.5 cm.
Capsules

2.5–4.5 × 2.5–4 cm, beak 1–8 cm.

Crinum americanum
Distribution
from USDA
sc United States; se United States
[WildflowerSearch map]
[BONAP county map]
Discussion

Varieties 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Key
1. Umbels 2–5-flowered.
var. americanum
1. Umbels 6–7-flowered
var. traubii
Source FNA vol. 26, p. 278.
Parent taxa Liliaceae > Crinum
Sibling taxa
C. asiaticum, C. bulbispermum, C. zeylanicum
Subordinate taxa
C. americanum var. americanum, C. americanum var. traubii
Name authority Linnaeus: Sp. Pl. 1: 292. (1753)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Apiaceae, Boraginaceae, and Polemoniaceae.)

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