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Nomenclature
Hypericum wilsonii N. Robson
Nomenclature
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Genus: HypericumSection: sect. Ascyreia
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Synonyms: 2
- holotype: BM - Wilson - 2419
- isotype: E - Wilson - 2419
- isotype: E - Wilson - 2419
- isotype: K - Wilson - 2419
- isotype: K - Wilson - 2419
DIAGNOSTIC DESCRIPTION
Shrub 0.5-1 m tall, spreading, with branches pendulous to somewhat prostrate. Stems red, 4-lined when young, becoming 2-lined, eventually terete; internodes 10-45 mm long, shorter than to equalling leaves; bark grey-brown.. Leaves petiolate, with petiole 0.5-1.5 mm long, shorter than to equalling leaves; lamina 23-55(-60) x (6-)12-29 mm, elliptic or elliptic-lanceolate to lanceolate or ovate-lanceolate, subacute or apiculate-obtuse to rounded, margin plane, base broadly cuneate to rounded, paler or ± glaucous beneath, chartaceous; venation: 4-5 pairs main laterals, with midrib obscurely branched distally, with scarcely visible tertiary reticulum; laminar glands dots and short to longish streaks, ventral glands sparse or absent. Inflorescence
(1-)3-c. 22-flowered, from 1(2) node(s), subcorymbiform; pedicels 8-12 mm long; bracts foliar to narrowly lanceolate, deciduous? Flowers 40-50(-60) mm in diam., stellate; buds narrowly ovoid, acute to subacuminate. Sepals 7-10 x 2-4.5 mm, free, imbricate, equal, ± erect in bud and fruit, lanceolate or narrowly elliptic, acutely acuminate to shortly aristate, with margin entire; midrib conspicuous, veins not prominent; laminar glands linear, c. 10. Petals golden yellow, not tinged red, spreading, 20-25 x 12-20 mm, 2.5-3 x sepals, obovate, with apiculus subterminal, acute, margin minutely glandular-denticulate towards apex or entire. Stamen fascicles each with 30-35 stamens, longest 10-15 mm long, 0.35-0.5 x petals; anthers golden yellow. Ovary 5-6 x 3-3.5 mm, ± broadly ovoid; styles 7-9 mm long, c. 1.5-1.8 x ovary, free, erect, outcurved at apex; stigmas small. Capsule 7-11 x 5-6 mm, ovoid. Seeds dark orange-brown, narrowly cylindric, scarcely carinate, ± shallowly reticulate