Eucalyptus willisii (Eucalyptus willisii)
Description
Tree to 8 m tall, or mallee. Forming a lignotuber. Bark rough and extending often to smallest branches, fibrous, peppermint -type, dark grey, or branches ca 5 cm diameter smooth, cream, pale grey or yellow-grey. Juvenile growth (coppice or field seedlings to 50 cm): stem rounded in cross-section, smooth or warty; juvenile leaves opposite and sessile for many pairs, lanceolate to falcate, 6.4–8.5 cm long, 1.8–2.9 cm wide, bases stem-clasping, green. Adult leaves alternate, petiole 0.6–1.8 cm long; blade lanceolate to falcate, 6–17 cm long, 0.7–2.3 cm wide, base tapering to petiole, concolorous, dull to only slightly glossy, blue-green to green, side-veins very acute or parallel to midrib, sparsely to moderately reticulate, intramarginal near margin, oil glands island. Inflorescence axillary unbranched, peduncles 0.2–0.8 cm long, buds 11 to ?25 per umbel, with pedicels to 0.2–0.4 m long. Mature buds obovoid or clavate, 0.3–0.5 cm long, 0.3 cm wide, green to yellow, scar absent, operculum usually rounded, stamens inflexed, anthers reniform to cordate, versatile, dorsifixed, dehiscing by confluent slits, style shorter than bud cavity, stigma tapered, locules usually 4, the placentae each with 2 vertical ovule rows. Flowers white. Fruit with pedicels 0.1–0.4 m long, cup-shaped or hemispherical, 0.4–0.6 cm long, 0.4–0.6 cm wide, disc slightly raised-convex to annular, or level, valves 4, near rim level or enclosed. Seeds brown, 1–2.5 mm long, pyramidal or obliquely pyramidal, dorsal surface smooth, hilum terminal.
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum:
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Class: Magnoliopsida
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Order: Myrtales
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Family: Myrtaceae
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Genus: Eucalyptus
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