Bernardia Mill.

Myrtlecroton (en)

Genus

Angiosperms > Malpighiales > Euphorbiaceae

Characteristics

Shrubs or subshrubs; monoecious or dioecious; indumentum of simple or stel-late hairs. Leaves alternate, petiolate or subsessile, stipulate; blades pinnately veined (or trinerved at base), often with basal glands, (usually dentate). Inflores-cences spike-like, unisexual when monoecious; j flowers in elongate or contracted axillary spikes; Y flowers in usually few-flowered axillary or pseudo-terminal spikes; bracts subtending 1 y or several j flowers. Staminate flowers sessile or with short pedicels; calyx globose and entire in bud, splitting into 3 or 4 valvate lobes at anthesis; petals absent; disc absent or of minute interstaminal processes; stamens 3-20 or more, the filaments free, erect, the anthers dehiscing vertically; pollen grains 3-colporate, intectate, finely reticulate, colpi narrow and costate; pistillode rudimentary or absent. Pistillate flowers sessile; calyx-lobes 4-6, imbri-cate, small; disc annular or dissected; ovary of 3 carpels, the ovules 1 per locule, the styles short, free, bifid or bipartite. Fruits capsular, dehiscent, columella persist-ent; seeds not carunculate, the endosperm fleshy, the cotyledons broad and flat.
More
Shrubs [herbs or subshrubs], dioecious [monoecious]; hairs stellate [unbranched or absent]; latex absent. Leaves persistent, alternate, simple; stipules present, persistent or caducous; petiole present [absent], glands absent; blade unlobed, margins coarsely crenate to crenate-serrate [serrate or entire], laminar glands usually abaxial, proximal, crateriform, occasionally absent on some leaves [absent]; venation pinnate (with strong secondary veins ascending from base). Inflorescences unisexual, axillary, often on short, lateral shoots; staminate spicate thyrses, pistillate flowers solitary [terminal spikes]; glands subtending bracts 0. Pedicels: staminate present, pistillate absent [present]. Staminate flowers: sepals 3(–4), valvate, distinct; petals 0; nectary intrastaminal, 1 to several glands; stamens 3–15(–20)[–50], ± straight in bud, distinct; pistillode absent. Pistillate flowers: sepals 3–5, distinct; petals 0; nectary absent [present]; pistil 2–3-carpellate; styles 2–3, distinct, 2-fid, branches flattened, adaxial surface stigmatic. Fruits capsules. Seeds subglobose; caruncle absent. x = 13.
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Foliage retention deciduous
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Hardiness (USDA) 9-12

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Images

Bernardia unspecified picture

Distribution

Bernardia world distribution map, present in Bahamas, Belize, Bolivia (Plurinational State of), Costa Rica, Cuba, Cayman Islands, Dominica, Ecuador, Guatemala, Guyana, Honduras, Haiti, Jamaica, Nicaragua, Panama, Puerto Rico, Paraguay, Uruguay, United States of America, and Venezuela (Bolivarian Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:327624-2
WFO ID wfo-4000004492
COL ID 8VVJX
BDTFX ID -
INPN ID 627963
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Bernardia Phaedra Passaea

Lower taxons

Bernardia incana Bernardia alarici Bernardia albida Bernardia amazonica Bernardia chiapensis Bernardia colombiana Bernardia corensis Bernardia crassifolia Bernardia dodecandra Bernardia flexuosa Bernardia gambosa Bernardia geniculata Bernardia heteropilosa Bernardia jacquiniana Bernardia mexicana Bernardia myricifolia Bernardia ovata Bernardia polymorpha Bernardia similis Bernardia spartioides Bernardia tamanduana Bernardia tenuifolia Bernardia yucatanensis Bernardia fonsecae Bernardia asplundii Bernardia axillaris Bernardia carpinifolia Bernardia dichotoma Bernardia fruticulosa Bernardia gardneri Bernardia gentryana Bernardia hassleriana Bernardia hirsutissima Bernardia macrophylla Bernardia micrantha Bernardia mollis Bernardia nicaraguensis Bernardia oblanceolata Bernardia pulchella Bernardia santanae Bernardia scabra Bernardia sellowii Bernardia sidoides Bernardia spongiosa Bernardia venezuelana Bernardia viridis Bernardia multicaulis Bernardia lanceifolia Bernardia longipedunculata Bernardia argentinensis lourteig & o'donell Bernardia obovata Bernardia odonellii Bernardia ovalifolia Bernardia paraguariensis Bernardia pooleae Bernardia chiangii Bernardia chinantlensis Bernardia trelawniensis Bernardia macrocarpa Bernardia valdesii Bernardia mcvaughii Bernardia brevipes Bernardia wilburii Bernardia confertifolia Bernardia hamadryadica Bernardia caperoniifolia Bernardia mazatlana Bernardia simplex Bernardia hagelundii Bernardia laurentii Bernardia kochii Bernardia lagunensis Bernardia leptostachys Bernardia mayana Bernardia celastrinea Bernardia rzedowskii