Eucalyptus castrensis K.D.Hill APNI*
Description: Mallee to 8 m tall. Bark smooth, bronze-grey, with thin dark grey box bark on lower parts of largest stems.
Juvenile leaves dull blue-green, , disjunct, ovate to lanceolate. Adult leaves glossy green, disjunct, concolorous, lanceolate, acute or apiculate, 60–130 mm long, 8–22 mm wide.
Inflorescences axillary, simple; umbellasters 7 flowered. Peduncles terete, 7–10 mm long. Pedicels terete, 1–5 mm long. Buds ovoid, 5–6 mm long, 2–4 mm diam. Calyptra conical, acute, apically rounded, media lly constricted and broadly beaked, up to 3/4 as long as long as hypanthium. Outer calyptra persistent to anthesis. Stamens all fertile, filaments irregularly arranged in bud. Anthers adnate, basifixed, cuboid to globoid, opening by lateral pores.
Fruits cup-shaped, 4-locular, 4 -5 mm long, 4–6 mm diam. Disc steeply depressed. Valves broadly triangular, obtuse, deeply enclosed, strongly raised and appressed against disc.
Distribution and occurrence: Known only from a single dense stand near Singleton in the lower Hunter Valley
NSW subdivisions: NC
Threatened species: NSW BCA: Endangered
Considered by some botanists to be a hybrid: E. aenea × E. microcarpa
Text by K.D. Hill
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.