''Teucrium corymbosum'', commonly known as forest germander, is a species of flowering plant in the family

Lamiaceae The Lamiaceae ( ) or Labiatae are a family of flowering plants commonly known as the mint, deadnettle or sage family. Many of the plants are aromatic in all parts and include widely used culinary herbs like basil, mint, rosemary, sage, savo ...

and is native to Australia and New Guinea. It is a

perennial A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...

herb In general use, herbs are a widely distributed and widespread group of plants, excluding vegetables and other plants consumed for macronutrients, with savory or aromatic properties that are used for flavoring and garnishing food, for medicina ...

or subshrub densely covered with

glands In animals, a gland is a group of cells in an animal's body that synthesizes substances (such as hormones) for release into the bloodstream (endocrine gland) or into cavities inside the body or its outer surface (exocrine gland). Structure De ...

and with narrow egg-shaped leaves usually with toothed edges, and groups of mostly up to ten white flowers.

Description

''Teucrium corymbosum'' is a perennial herb or subshrub that typically grows to a height of up to . Its stems are square in cross-section and densely covered with greyish hairs and

sessile Sessility, or sessile, may refer to: * Sessility (motility), organisms which are not able to move about * Sessility (botany), flowers or leaves that grow directly from the stem or peduncle of a plant * Sessility (medicine), tumors and polyps that ...

glands. The leaves are narrow egg-shaped to lance-shaped, long and wide on a petiole up to long. The edges of the leaves are toothed, (except in the

Warrumbungles The Warrumbungles is a mountain range in the Orana region of New South Wales, Australia. The nearest town is Coonabarabran. The area is easiest accessed from the Newell Highway which is the major road link directly between Melbourne, Victo ...

form) and the lower surface is hairy. The flowers are borne in clusters of between five and ten in leaf axils, each flower on a

pedicel Pedicle or pedicel may refer to: Human anatomy *Pedicle of vertebral arch, the segment between the transverse process and the vertebral body, and is often used as a radiographic marker and entry point in vertebroplasty and kyphoplasty procedures ...

long. The

sepal A sepal () is a part of the flower of angiosperms (flowering plants). Usually green, sepals typically function as protection for the flower in bud, and often as support for the petals when in bloom., p. 106 The term ''sepalum'' was coined ...

s are long, joined at their lower half, with sessile glands and hairs on the outside. The petals are white, long, the lowest lobe long. Flowering occurs from August to April and the fruit is a

schizocarp A schizocarp is a dry fruit that, when mature, splits up into mericarps. There are different definitions: * Any dry fruit composed of multiple carpels that separate. : Under this definition the mericarps can contain one or more seeds (the m ...

about long.

Taxonomy

''Teucrium corymbosum'' was formally described in 1810 by botanist Robert Brown in ''

Prodromus Florae Novae Hollandiae ''Prodromus Florae Novae Hollandiae et Insulae Van Diemen'' (Prodromus of the Flora of New Holland and Van Diemen's Land) is a flora of Australia written by botanist Robert Brown and published in 1810. Often referred to as ''Prodromus Flora Nova ...

''.

Distribution and habitat

Forest germander grows in forest, dry creek beds, shaded and partially cleared areas, often on rocky ground. It occurs in New Guinea, Queensland, eastern New South Wales, Victoria and Tasmania, and in south-eastern South Australia.

Conservation status

The species is listed as rare in

Tasmania ) , nickname = , image_map = Tasmania in Australia.svg , map_caption = Location of Tasmania in AustraliaCoordinates: , subdivision_type = Country , subdi ...

under the

Threatened Species Protection Act 1995 The ''Threatened Species Protection Act 1995'' (TSP Act), is an act of the Parliament of Tasmania that provides the statute relating to conservation of flora and fauna. Its long title is An Act to provide for the protection and management of t ...

References

{{Taxonbar, from=Q15371220 corymbosum Lamiales of Australia Flora of New Guinea Plants described in 1810 Taxa named by Robert Brown (botanist, born 1773) Flora of Queensland Flora of New South Wales Flora of Victoria (state) Flora of South Australia Flora of Tasmania