Homalanthus A.Juss.

Details

Name scientific

Homalanthus A.Juss., Euphorb. Gen. 50 (1824)

Preferred name

Homalanthus A.Juss.

Taxonomy reference

Sykes, W. R. 1969: Homalanthus in New Zealand. New Zealand Journal of Botany 7: 302–307.

Linked name

Homalanthus A.Juss. 1824

Biostatus

Origin

Occurrence

Georegion

Schema

Biostatus source

Comment

Indigenous, non-endemic

Wild

New Zealand

Political Region

Nomenclature

Authors

A.Juss.

Original authors

A.Juss.

Publication place

Jussieu, A.H.L. de 1824: De Euphorbiacearum Generibus Medicisque earumdem viribus tentamen. Didot junioris, Paris.

Year published

1824

Publication page

Orthography

Omalanthus

Nomenclatural code

ICN

Basionym

Homalanthus A.Juss.

Taxonomic rank

genus

Canonical form

Homalanthus

Classification

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Malpighiales

Family

Euphorbiaceae

Genus

Homalanthus

Subordinates

Synonyms

Omalanthus A.Juss.

Descriptions

Allan, H.H. 1961: Flora of New Zealand. Vol. I. Indigenous Tracheophyta: Psilopsida, Lycopsida, Filicopsida, Gymnospermae, Dicotyledones. Government Printer, Wellington.

Homalanthus A.Juss.

Description

Plant monoec.; fls very small, in terminal racemes, apetalous. ♂ ∞ in upper part of raceme; sepals 1-2, minute; stamens us. ∞. ♀ few or solitary, at base; calyx 2-3-partite; ovary 2-3-celled, ovules 1 per cell; styles 2-3. Capsule fleshy, ind. or splitting into 2-3, 2-valved cocci. Aril fleshy. Shrubs or small trees with alt., entire, stipulate lvs. Some 20 spp. of Polynesia, Malaya, Australia. The N.Z. sp. endemic.

Webb, C.J.; Sykes, W.R.; Garnock-Jones, P.J. 1988: Flora of New Zealand. Vol. IV. Naturalised Pteridophytes, Gymnosperms, Dicotyledons. Botany Division DSIR, Christchurch.

Homalanthus A.Juss.

Description

Monoecious shrubs or small trees; sap milky. Lvs stipulate, alternate, entire. ♂ and ♀ fls in the same or separate terminal racemes or spikes. ♂ fls: perianth reduced, of 1-2 segments; petals 0; anthers few to numerous; filaments free. ♀ fls: perianth reduced, in 2-3 segments; petals 0; ovary 2-3-celled, with 1 ovule in each cell; styles 2-3, undivided. Fr. fleshy, indehiscent or dehiscent.