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Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
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Annual to shrub [tree]. Leaf: cauline, simple, opposite or whorled, often gland-dotted; stipules 0. Inflorescence: cyme, panicle, or flower 1, terminal or axillary. Flower: bisexual, radial; sepals persistent, generally 5, often fused at base, overlapping; petals generally 5, free; stamens generally many, free or ± fused into 3–5 clusters; pistil 1, ovary superior, chambers 1–3, placentas generally axile, style branches 3. Fruit: capsule, generally septicidal. Seed: many, small.
37 genera, 1610 species: worldwide, largely tropics. [Gustaffson et al. 2002 Int J Plant Sci 163:1045–1054] Sometimes included in Clusiaceae. —Scientific Editors: Douglas H. Goldman, Bruce G. Baldwin.
Annual to shrub, glabrous. Leaf: sessile Inflorescence: generally terminal cymes, bracted. Flower: sepals 5; petals 5, deciduous or persistent, generally ± yellow; anthers occasionally black-dotted; ovary chambers 1 or 3(5), placentas 3(5), axile or parietal, projecting into chamber.Key to Hypericum
± 450 species: worldwide. (Greek name) [Robson 2002 Bull Nat Hist Mus London, Bot 32:61–123]
Evergreen shrub, 3–21 dm. Stem: erect to spreading, many-branched. Leaf: petiole 1–4 mm; blade 25–75 mm, ovate to broadly lanceolate, acute to rounded, glands in short lines or dots. Inflorescence: flowers 1–5 per stem. Flower: sepals erect, 5–10 mm, subequal, obovate to elliptic, rounded; petals 15–30 mm, obovate to elliptic, obtuse to rounded, yellow; stamens 60–80 per cluster, anthers yellow; ovary 5–7 mm, ovoid; styles 2–4 mm. Fruit: 9–17 mm, ovoid. Seed: 0.7–1 mm, dark red-brown.
Shaded forest; 30 m. North Coast (Mendocino Co.); native to southern Asia. Ornamental, occasionally escaping from cultivation. Jul [Online Interchange]
Previous taxon: Hypericum concinnum
Next taxon: Hypericum mutilum subsp. mutilum
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Sep 30 2014
Citation for this treatment: [Author of taxon treatment] 2013. Hypericum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=89017, accessed on Sep 30 2014
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|Geographic subdivisions indicated for the distribution of Hypericum hookerianum|| Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
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(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).
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