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Nomenclature
Hypericum papillosum N. Robson
Nomenclature
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Section: sect. BrathysSubsection: subsect. Phellotes
- isotype: US - Grubb, Fernandez-Perez - 401
- holotype: K - Grubb, Fernandez-Perez - 401
DIAGNOSTIC DESCRIPTION
Shrub to c. 1 m tall, erect, rounded, with branches ascending or spreading, mostly lateral. Stems orange-brown, 4-lined and ancipitous when young, eventually terete, without epidermal wrinkles, cortex flaking irregularly; internodes 2-9 mm long. Leaves sessile, spreading from base or just above base, not tetrastichous, becoming brown and deflexed, persistent until cortex is shed; lamina 10-22 x 4-7 mm. narrowly elliptic to narrowly oblong, plane, not concave or carinate, finely papillose on both sides, concolorous, pale green, chartaceous; apex obtuse to rounded, base cuneate, shortly sheathing at least when young, pairs united to form narrow interfoliar ridge; basal or near-basal veins 3-7, with branches and tertiary reticulation inconspicuous; laminar glands rather dense, visible on both sides or only beneath. Inflorescence 1-flowered, mostly terminal and lateral, occasionally pseudo-dichotomous; pedicel 4-6 mm long; upper leaves not transitional. Flowers c. 30 mm in diam., stellate. Sepals 9-11 x 3-5 mm, oblong to lanceolate-oblong or oblanceolate, subacute to obtuse, with epidermis papillose; veins 5, laterals branched, midrib prominent; glands mostly punctiform. Petals bright yellow, 14-17 x 9-10 mm, c. 1.5-1.8 x sepals, oblanceolate; apiculus obtuse; glands striiform or punctiform. Stamens c. 100, c. 7 mm long, longest c. 0.5 x petals. Ovary c. 2.5 x 2 mm, ovoid; styles 3, c. 5 mm long, c. 2 x ovary, spreading, distally incurved; stigmas distinctly capitate. Capsule and seeds not seen.