View source for Hylocereus

{{Treatment/ID
|accepted_name=Hylocereus
|accepted_authority=(A. Berger) Britton & Rose
|publications={{Treatment/Publication
|title=Contr. U.S. Natl. Herb.
|place=12: 428. 1909
|year=1909
}}
|common_names=Night-blooming cereus
|basionyms={{Treatment/ID/Basionym
|name=Cereus subsect. Hylocer
|authority=eus A. Berger
|rank=subsection
|publication_title=Rep. (Annual) Missouri Bot. Gard.
|publication_place=16: 78. 1905
}}
|synonyms={{Treatment/ID/Synonym
|name=Wilmattea
|authority=Britton & Rose
|rank=genus
}}
|hierarchy=Cactaceae;Cactaceae subfam. Cactoideae;Hylocereus
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Cactaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Cactaceae subfam. Cactoideae]]</div><div class="higher-taxon"><small>genus</small>[[Hylocereus]]</div></div>
|etymology=Greek hyle, forest, and Cereus, the genus from which this segregate was removed
|volume=Volume 4
|mention_page=page 96, 152
|treatment_page=page 175
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Shrubs,</b> epiphytic, hemi-epiphytic, or epipetric, straggling, climbing, scandent, or pendent, irregularly many branched. <b>Roots</b> diffuse, often adventitious along stem internodes. <b>Stems</b> segmented, green, blue-green, gray-green, or somewhat whitish with wax; segments elongate, 3-winged or -angled, length highly variable, 10–500+ × [1–]4–7.5[–10] cm, distinctly narrowed proximally, glabrous; ribs (2–)3(–5), winglike to narrowly triangular in cross section, rib crests straight to undulate, crenate [toothed, notched, or lobed], often with a line of hard, brown to gray bark between areoles; areoles (10–)35–50 mm apart along ribs, oval, short woolly, sometimes subtended by minute, vestigial leaves at growing stem tip; areolar glands inconspicuous; cortex and pith mucilaginous. <b>Spines</b> 0–4[–8] per areole, whitish or yellowish to brownish [blackish or red, aging gray], acicular [awl-shaped or hairlike], straight, terete, generally short, 0–4[–10] mm, hard, bases sometimes conic or swollen, smooth, glabrous; radial and central spines not distinguishable. <b>Flowers</b> nocturnal, lateral to subterminal on 1+-year-old stems, at adaxial edges of areoles, long tubed, funnelform, [3–]25–29[–38] × [8–]15–25[–30] cm; outermost tepals often greenish, yellow, pink, or occasionally purplish red or white, 10–15 × 1–1.5 cm, margins entire; inner tepals white to cream [rarely pinkish or red], 10–15 × 1.5–2.5 cm, margins entire; ovary tuberculate [to smooth], scaly, spineless, usually without hairs or wool; scales triangular, broad, thick conspicuous, to 25 mm; stigma lobes to 24, white. <b>Fruits</b> irregularly dehiscent along 1 side, red [to purple or magenta], oblong to ovoid or spheric, [20–]50–125 × 40–120 mm, fleshy, spineless; pulp white; scales persistent, green, triangular, conspicuous, thick and fleshy, to 4+ cm; floral remnant often persistent. <b>Seeds</b> black, [elongate or] pyriform [to reniform], 2–3 mm, glossy; testa smooth or minutely textured. <b>x</b> = 11.</span><!--

-->{{Treatment/Body
|distribution=subtropical and tropical regions of Mexico;West Indies;Central America;n South America.
|discussion=<p>Species 18 (1 in the flora).</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Hylocereus
|author=Michael W. Hawkes
|authority=(A. Berger) Britton & Rose
|rank=genus
|parent rank=subfamily
|synonyms=Wilmattea
|basionyms=Cereus subsect. Hylocer
|family=Cactaceae
|distribution=subtropical and tropical regions of Mexico;West Indies;Central America;n South America.
|introduced=true
|reference=None
|publication title=Contr. U.S. Natl. Herb.
|publication year=1909
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V4/V4_334.xml
|subfamily=Cactaceae subfam. Cactoideae
|genus=Hylocereus
}}<!--

-->[[Category:Treatment]][[Category:Cactaceae subfam. Cactoideae]]