Hura

Linnaeus

Sp. Pl. 2: 1008. 1753.

Common names: Sandbox tree
Introduced
Etymology: Native American word for poisonous sap, alluding to caustic latex
Treatment appears in FNA Volume 12. Treatment on page 230. Mentioned on page 157, 159.
Revision as of 17:29, 29 July 2020 by imported>Volume Importer
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
 TaxonIllustrator 
FNA12 P30 Hura crepitans.jpegHura crepitans
Hippomane mancinella
Pleradenophora bilocularis
Barbara Alongi
Barbara Alongi
Barbara Alongi

Trees, monoecious; trunk with broad-based, conic thorns; hairs unbranched; latex white or colorless. Leaves deciduous, alternate, simple; stipules present, caducous; petiole present, glands present at apex, lateral, conspicuous; blade unlobed, margins serrate or crenate-serrulate, laminar glands absent; venation pinnate. Inflorescences usually unisexual, rarely bisexual (pistillate flowers proximal, staminate distal); staminate terminal, spikelike thyrses, cymules densely crowded in conelike structure; pistillate axillary, solitary flowers; bisexual as in staminate with solitary pistillate flower at base; glands subtending each bract 0. Pedicels present. Staminate flowers: sepals 5, imbricate, connate most of length; petals 0; nectary absent; stamens 10–80, connate entire length forming thick column; pistillode absent. Pistillate flowers: sepals 5, connate entire length; petals 0; nectary absent; pistil 5–20-carpellate; style 1, unbranched, terminating in lobed stigmatic disc. Fruits capsules, woody. Seeds lenticular; caruncle absent. x = 11.

Distribution

Introduced; Fla., Mexico, West Indies, Central America, South America, also in tropical areas worldwide

Discussion

Species 2 (1 in the flora).

Hura polyandra Baillon is distributed from Mexico to Nicaragua.

Selected References

None.

Lower Taxa

"entire" is not a number. "connate" is not a number.

... more about "Hura"
Michael J. Huft +
Linnaeus +
unlobed +
Sandbox tree +
Fla. +, Mexico +, West Indies +, Central America +, South America +  and also in tropical areas worldwide +
Native American word for poisonous sap, alluding to caustic latex +
pistillate +  and staminate +
subtending +  and lateral +
conspicuous +
leaf-opposed +, terminal +  and axillary +
bisexual +  and unisexual +
colorless +  and white +
deciduous +
palmate +  and pinnate +
crenate-serrulate +  and serrate +
crenate +, repand +  and subentire +
connate;distinct +
5-20-carpellate +
lenticular +
Introduced +
connate +  and distinct +
multifid +  and 2-fid +
Euphorbiaceae +
conic +  and broad-based +
spikelike +
evergreen +, deciduous +, perennial +, biennial +  and annual +