genusHeimia

Heimia

Link

Enum. Hort. Berol. Alt. 2: 3. 1822.

Etymology: For Ernst Ludwig Heim, 1747–1834, medical doctor in Berlin renowned for establishing sanitary health practices and said to have introduced Alexander von Humboldt to botany
Treatment appears in FNA Volume 10.
Revision as of 20:03, 7 June 2022 by imported>Volume Importer
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 TaxonIllustrator 
FNA10 P10 Decodon verticillatus.jpgDecodon verticillatus
Didiplis diandra
Heimia salicifolia

Shrubs or subshrubs, terrestrial, 5–30 dm, glabrous throughout. Stems erect, sparsely branched. Leaves opposite to subopposite; sessile or subsessile [petiolate]; blade lanceolate to linear-lanceolate, base narrowly attenuate. Inflorescences indeterminate, axillary, leafy racemes. Flowers sessile or subsessile, actinomorphic, monostylous; floral-tube perigynous, campanulate to turbinate; epicalyx segments equal to or longer than sepals; sepals (5 or) 6, 1/3–1/2 floral-tube length; petals caducous, (5 or) 6, bright-yellow; nectary absent; stamens (10 or) 12 (–24); ovary (3 or) 4 (–6) -locular; placenta globose; style slender; stigma capitate. Fruits capsules, walls thin and dry, dehiscence loculicidal. Seeds 200+, subpyramidal and elongate; cotyledons ± complanate.

Distribution

Texas, Mexico, South America, in West Indies, Central America

Discussion

Species 1–3 (1 in the flora).

Selected References

None.

Lower Taxa

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

... more about "Heimia"
dehiscent +  and introrse +
Shirley A. Graham +
attenuate +
brochidodromous +
lanceolate +  and linear-lanceolate +
membranous +
complanate +
persistent +
obconic +, cylindrical +, urceolate +, turbinate +  and campanulate +
Texas +, Mexico +, South America +, in West Indies +  and Central America +
indehiscent +, septifragal +, septicidal +, loculicidal +  and dehiscence +
2-4-horned +
For Ernst Ludwig Heim, 1747–1834, medical doctor in Berlin renowned for establishing sanitary health practices and said to have introduced Alexander von Humboldt to botany +
campanulate +  and turbinate +
actinomorphic +, subsessile +  and sessile +
trichomelike +
perennial +  and annual +
subsessile +  and sessile +
opposite +  and subopposite +
deciduous +
submerged +  and emergent +
distinct +
1 +  and 1400 +
pinnately-veined +
bright-yellow +
distinct +
crinkled +
Enum. Hort. Berol. Alt. +
not +  and winged +
3 +  and 250 +
elongate +  and subpyramidal +
alternating +
persistent +
1/3 +  and 1/2 +
subulate +  and deltate +
creeping +  and decumbent +
submerged +  and floating +
4-angled +
capitate +  and punctiform +
petiolate +, subsessile +  and sessile +
slender +
not +  and clonal +
aquatic +, amphibious +  and terrestrial +
Lythraceae +
loculicidal +
indurated +, leathery +  and dry +
1 +  and 2 +