PlantsFlowering PlantsRose FamilyHawthorns — Genus Crataegus
Greenhaw
Crataegus viridis
Tree, usually with thorns. Leaves alternate, simple, toothed. Flowers with 5 petals and many stamens, inferior ovary, 2-5 styles. Fruit is a pome.
No image available.
Fort Bend Hawthorn —  Crataegus anamesa [1]
No image available.
Barberry Hawthorn —  Crataegus berberifolia [1]
No image available.
Blueberry Hawthorn —  Crataegus brachyacantha [1]
No image available.
Brazos Hawthorn —  Crataegus brazoria [1]
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Pear Hawthorn —  Crataegus calpodendron [1]
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Cockspur Hawthorn —  Crataegus crus-galli [1]
Small tree or shrub. Leaves shiny, leathery, 3-4", hairless. Curved thorns up to 8". Flower heads 10-15mm. Flowering Apr. Fruiting Oct-Nov.
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Dallas Hawthorn —  Crataegus dallasiana [1]
No image available.
Engelmann's Hawthorn —  Crataegus engelmannii [1]
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Gregg's Hawthorn —  Crataegus greggiana [1]
Parsley Hawthorn
Parsley Hawthorn —  Crataegus marshallii [1,2]
Leaves variable, deeply lobed.
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Redhaw —  Crataegus mollis [1]
Leaves often velvety below. Flower heads 20-23mm. Sepals woolly. Flowering Apr. Fruiting Aug-Oct.
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Nixon's Hawthorn —  Crataegus nananixonii [1]
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Riverflat Hawthorn —  Crataegus opaca [1]
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Pearson's Hawthorn —  Crataegus pearsonii [1]
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Elegant Hawthorn —  Crataegus poliophylla [1]
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Reverchon's Hawthorn —  Crataegus reverchonii [1]
Small tree or shrub. Slightly curved thorns. Leaves typically without hairs. Flowers 10-15mm. Flowering Apr. Fruiting Sep-Oct.
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River Hawthorn —  Crataegus rivularis [1]
Littlehip Hawthorn
Littlehip Hawthorn —  Crataegus spathulata [1,2]
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Duke Hawthorn —  Crataegus stenosepala [1]
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Sutherland Hawthorn —  Crataegus sutherlandensis [1]
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Texas Hawthorn —  Crataegus texana [1]
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Tracy's Hawthorn —  Crataegus tracyi [1]
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Turner's Hawthorn —  Crataegus turnerorum [1]
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Dwarf Hawthorn —  Crataegus uniflora [1]
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Lonestar Hawthorn —  Crataegus uvaldensis [1]
No image available.
Sawtooth Hawthorn —  Crataegus viburnifolia [1]
Greenhaw
Greenhaw —  Crataegus viridis [1,2,3]
Thorns 3(-5)cm long, straight, possibly nearly thornless. Leaves with tufts of hair below. Flower heads 12-15mm. Flowering Mar-Apr. Fruiting Sep-Nov.
No image available.
Warner's Hawthorn —  Crataegus warneri [1]
Evidence that species is found in Texas:
  1. USDA Plants Database, advanced search for Texas plants from the United States Department of Agriculture.
  2. Rick's iNaturalist observations, nature observations of Richard K. Murphy. Identifications are not necessarily confirmed by other users.
  3. Atlas of the Vascular Plants of Texas, Volume 1, B.L. Turner, Holly Nichols, Geoffrey Denny and Oded Doron, Botanical Research Institute of Texas (BRIT), Fort Worth, Texas, 2003.