View source for Hypericum sect. Brathys

{{Treatment/ID
|accepted_name=Hypericum sect. Brathys
|accepted_authority=unknown
|publications=
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Undefined sect. Brathys
|authority=Mutis ex Linnaeus f.
}} {{Treatment/ID/Synonym
|name=Hypericum sect. Brathys
|authority=(Mutis ex Linnaeus f.) Choisy
}} {{Treatment/ID/Synonym
|name=H. sect. Spachium
|authority=(R. Keller) N. Robson
}} {{Treatment/ID/Synonym
|name=H. subsect. Spachium
|authority=R. Keller
}} {{Treatment/ID/Synonym
|name=H. sect. Trigynobrathys
|authority=(Y. Kimura) N. Robson
}} {{Treatment/ID/Synonym
|name=Sarothra sect. Trigynobrathys
|authority=Y. Kimura
}}
|hierarchy=Hypericaceae;Hypericum;Hypericum sect. Brathys
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Hypericaceae]]</div><div class="higher-taxon"><small>genus</small>[[Hypericum]]</div><div class="higher-taxon"><small>section</small>[[Hypericum sect. Brathys]]</div></div>
|volume=Volume 6
|mention_page=page 73
|treatment_page=page 88
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> annual or perennial (stems and leaves glabrous except 43. <i>H. setosum</i>); black glands absent. <b>Leaves</b> deciduous (base articulated) or persistent (base not articulated). <b>Flowers</b> 3–15 mm diam.; sepals persistent, (4–)5; petals persistent, (4–)5; stamens persistent, (5–)10–80, usually in continuous or interrupted ring, sometimes in 5 barely discernable fascicles, each of 1–2 stamens; ovary (2–)3(–4)-merous; placentation parietal; styles ± spreading, bases distinct; stigmas capitate or clavate. <b>Seeds</b> not carinate.</span><!--

-->{{Treatment/Body
|distribution=North America;Mexico;West Indies;Central America;South America;Africa;Asia;Pacific Islands (New Zealand);Australia.
|discussion=<p>Species 148 (16 in the flora).</p>
|tables=
|references={{Treatment/Reference
|id=webb1980a
|text=Webb, D. H. 1980. A Biosystematic Study of Hypericum Section Spachium in Eastern North America. Ph.D. dissertation. University of Tennessee.
}}
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Herbs annual, wiry; inflorescences: branching mostly monochasial
|[[#key-0-2| > 2]]
|-id=key-0-1
|1
|Herbs annual or perennial, not wiry; inflorescences: branching mostly dichasial
|[[#key-0-3| > 3]]
|-id=key-0-2
|2
|Leaf blades linear or linear-subulate to linear-lanceolate, 5–22 mm, margins recurved to revolute; sepals 3–7 mm; capsule lengths 1–1.2 times sepals.
|[[Hypericum drummondii|Hypericum drummondii]]
|-id=key-0-2
|2
|Leaf blades narrowly triangular-subulate to linear-subulate, scalelike, 1–4 mm, margins incurved; sepals 1.5–2.5 mm; capsule lengths 2–2.7 times sepals.
|[[Hypericum gentianoides|Hypericum gentianoides]]
|-id=key-0-3
|3
|Stems and leaves scabrous-tomentose to pilose; sepal margins setulose-ciliate.
|[[Hypericum setosum|Hypericum setosum]]
|-id=key-0-3
|3
|Stems and leaves glabrous; sepal margins sometimes ciliate, not setulose-ciliate
|[[#key-0-4| > 4]]
|-id=key-0-4
|4
|Leaf blades linear-subulate, 0.2–0.3 mm wide, basal veins 1, midrib unbranched.
|[[Hypericum cumulicola|Hypericum cumulicola]]
|-id=key-0-4
|4
|Leaf blades not linear-subulate, (0.5–)2–18 mm wide, basal veins 1–7, midrib with 0–4 pairs of branches
|[[#key-0-5| > 5]]
|-id=key-0-5
|5
|Leaf blades leathery; petals golden yellow or orange-yellow; stamens (35–) 50–80
|[[#key-0-6| > 6]]
|-id=key-0-5
|5
|Leaf blades papery to membranous; petals usually bright, golden, or pale yellow, rarely salmon-orange; stamens 5–25
|[[#key-0-11| > 11]]
|-id=key-0-6
|6
|Leaf blades linear-oblong or linear-lanceolate to linear, 0.5–2 mm wide; petals red tinged; stamens 35–50; styles 2.5–5 mm
|[[Hypericum paucifolium|Hypericum paucifolium]]
|-id=key-0-6
|6
|Leaf blades elliptic, lanceolate, linear-lanceolate, oblong-elliptic, obovate, or ovate, 3–18 mm wide; petals not red tinged; stamens 50–80; styles 2–4 mm
|[[#key-0-7| > 7]]
|-id=key-0-7
|7
|Herbs erect or ± spreading, non-aerenchymatous at base; leaves (main stems) longer than internodes
|[[#key-0-8| > 8]]
|-id=key-0-7
|7
|Herbs erect to ascending, usually ± aerenchymatous (spongiform-thickened) at base; leaves (main stems) mostly shorter than internodes (usually longer in. 31 H. harperi).
|[[#key-0-9| > 9]]
|-id=key-0-8
|8
|Leaf blades (main stem) lanceolate to oblong-elliptic or obovate, 10–30(–50) mm, apex usually acute to acuminate, rarely obtuse; subsidiary inflorescence branches with or without relatively smaller leaves.
|[[Hypericum virgatum|Hypericum virgatum]]
|-id=key-0-8
|8
|Leaf blades (main stem) narrowly lanceolate, 10–40(–55) mm, apex acute to acuminate; subsidiary inflorescence branches with relatively smaller leaves.
|[[Hypericum radfordiorum|Hypericum radfordiorum]]
|-id=key-0-9
|9
|Herbs 2–7 dm; leaf blades (main stem) usually broadly to narrowly ovate, rarely elliptic or lanceolate.
|[[Hypericum denticulatum|Hypericum denticulatum]]
|-id=key-0-9
|9
|Herbs 3–12 dm; leaf blades (main stem) usually lanceolate, sometimes linear-lanceolate or oblong-elliptic, rarely elliptic or ovate
|[[#key-0-10| > 10]]
|-id=key-0-10
|10
|Herbs erect to ascending, branching at base and in inflorescence; leaves strongly ascending to appressed, shorter than internodes, smaller distally.
|[[Hypericum erythreae|Hypericum erythreae]]
|-id=key-0-10
|10
|Herbs erect, branching (from long-creeping rhizomes) at base and from mid and distal nodes; leaves ascending to deflexed, mostly longer than internodes, not or scarcely smaller distally.
|[[Hypericum harperi|Hypericum harperi]]
|-id=key-0-11
|11
|Herbs decumbent to ascending, forming loose mats; stigmas scarcely capitate.
|[[Hypericum anagalloides|Hypericum anagalloides]]
|-id=key-0-11
|11
|Herbs usually erect, not forming loose mats; stigmas broadly capitate
|[[#key-0-12| > 12]]
|-id=key-0-12
|12
|Leaf blades lanceolate, linear, narrowly elliptic, narrowly oblong-elliptic, oblanceolate, oblanceolate-linear, or obovate; capsules broadest proximal to middle
|[[#key-0-13| > 13]]
|-id=key-0-12
|12
|Leaf blades usually elliptic, oblong, broadly oblong-elliptic, ovate, ovate-triangular, round, or suborbiculate, rarely lanceolate; capsules usually broadest at or near middle
|[[#key-0-14| > 14]]
|-id=key-0-13
|13
|Leaf blades lanceolate, narrowly oblong-elliptic, or oblanceolate, (2–)6–12 mm wide, basal veins (3–)5–7; inflorescences usually compact.
|[[Hypericum majus|Hypericum majus]]
|-id=key-0-13
|13
|Leaf blades linear to oblanceolate-linear or (proximal) oblanceolate to obovate, 0.5–5.5 mm wide, basal veins 1–3(–5); inflorescences usually diffuse.
|[[Hypericum canadense|Hypericum canadense]]
|-id=key-0-14
|14
|Leaf blades (mid and distal) lanceolate-deltate, apex usually subacute; capsules narrowly conic-ellipsoid.
|[[Hypericum gymnanthum|Hypericum gymnanthum]]
|-id=key-0-14
|14
|Leaf blades (mid and distal) elliptic, lanceolate, oblanceolate, oblong, round, suborbiculate, or ovate, apex obtuse to rounded; capsules narrowly ovoid to cylindric-ellipsoid
|[[#key-0-15| > 15]]
|-id=key-0-15
|15
|Leaf blades bicolor, paler abaxially; inflorescences: bracts linear-subulate.
|[[Hypericum mutilum|Hypericum mutilum]]
|-id=key-0-15
|15
|Leaf blades concolor; inflorescences: bracts not linear-subulate.
|[[Hypericum boreale|Hypericum boreale]]
|}
</div></div><!--

-->{{#Taxon:
name=Hypericum sect. Brathys
|author=
|authority=unknown
|rank=section
|parent rank=genus
|synonyms=Undefined sect. Brathys;Hypericum sect. Brathys;H. sect. Spachium;H. subsect. Spachium;H. sect. Trigynobrathys;Sarothra sect. Trigynobrathys
|basionyms=
|family=Hypericaceae
|distribution=North America;Mexico;West Indies;Central America;South America;Africa;Asia;Pacific Islands (New Zealand);Australia.
|reference=webb1980a
|publication title=
|publication year=
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V6/V6_147.xml
|genus=Hypericum
|section=Hypericum sect. Brathys
}}<!--

-->[[Category:Treatment]][[Category:Hypericum]]