Your search found 91 image(s) illustrating the term "rachis." For a written explanation, click on "rachis" in the Glossary.
PAGE 1 PAGE 2
To see larger pictures, click or hover over the thumbnails.
To go to the plant's detail page, click its name.
Pennsylvania Bittercress,
Cardamine pensylvanica
Leaflets decurrent on the rachis (vs. C. flexuosa's leaflets petiolulate), per Weakley's Flora (2015).
Brook-saxifrage,
Boykinia aconitifolia
Rachis, branches, pedicels and hypanthium glandular-puberulent, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Allegheny Blackberry,
Rubus allegheniensis var. allegheniensis
Rachis and pedicels densely pubescent and stipitate-glandular, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
American Mountain-ash,
Sorbus americana
Rachis reddish, leaflets 11 to 17, per Woody Plants of the Blue Ridge (Lance).
Black Chokeberry,
Aronia melanocarpa
Lower surfaces of leaves glabrous, twigs, and inflorescence rachis glabrous, per Weakley's Flora (2024).
Fire Cherry,
Prunus pensylvanica
Pedicels more than 1cm long; rachis arising directly from old wood, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Alabama Black Cherry,
Prunus alabamensis
Flowers in racemes, the rachis pubescent [vs. that of var. serotina glabrous], per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Kentucky Coffeetree,
Gymnocladus dioicus
Leaves bipinnately compound, except once-pinnately compound at rachis base, per Native Trees of the Southeast, An Identification Guide (Kirkman, Brown, & Leopold, 2007).
Kentucky Yellowwood,
Cladrastis kentukea
Leaves with 7 to 11 leaflets arranged alternately along rachis, per Woody Plants of the Blue Ridge (Lance).
Aaron's Rod,
Thermopsis villosa
Rachis and calyx tawny-tomentose, pedicels strongly ascendent, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Aaron's Rod,
Thermopsis villosa
Legumes closely pressed against the rachis, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Common Bristly Locust,
Robinia hispida var. hispida
Peduncles, rachises & pedicels more or less hispid; calyx hispid, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Kelsey's Locust,
Robinia hispida var. kelseyi
Rachis of the inflorescence.
Jerusalem Thorn,
Parkinsonia aculeata
Leaves 2-4dm long w winged phyllodelike rachis; leaflets small; stems armed, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).
Southern Toothache Tree,
Zanthoxylum clava-herculis
Rachis spiny, per Native Trees of the Southeast, An Identification Guide (Kirkman, Brown, & Leopold, 2007).
Wild Lime,
Zanthoxylum fagara
Petiole & rachis winged; leaflets to 3cm long, apex rounded, obtuse, or retuse, per Weakley's Flora.
Michaux's Sumac,
Rhus michauxii
Rachis narrowly winged, or wingless, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Winged Sumac,
Rhus copallinum +
Rachis with green marginal wings between leaflets. Leaflet margins entire, per Native Trees of the Southeast, An Identification Guide (Kirkman, Brown, & Leopold, 2007).
Smooth Sumac,
Rhus glabra
Leaves with 15-19 sessile, serrate leaflets. Rachis not winged, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Western Soapberry,
Sapindus saponaria var. drummondii
Rachis wingless. Leaflets slightly curved or sickle-shaped not unlike pecan, per Manual of Woody Landscape Plants (Dirr, 1975+).
Eurasian Water-milfoil,
Myriophyllum spicatum
All leaves whorled, grayish green. Midstem leaves with 12-25 segments on each side of rachis, per Weakley's Flora (2022).
Mountain Sweet-pepperbush,
Clethra acuminata
Sepals and rachis woolly, white, per Native Trees of the Southeast, An Identification Guide (Kirkman, Brown, & Leopold, 2007).
White Ash,
Fraxinus americana
Twigs, petioles, petiolules, and rachises glabrous, per Weakley's Flora (2015).
Biltmore Ash,
Fraxinus biltmoreana
Branchlets, petioles, rachises, and petiolules densely pubescent, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Brazilian Vervain,
Verbena brasiliensis
Spikes short & stout, flowers/fruits overlapping & completely obscuring rachis, per Weakley's Flora.
Carolina Vervain,
Verbena carnea
Spikes elongate, flowers or fruits well-spaced and not obscuring the rachis, per Weakley's Flora (2015).
Carolina Vervain,
Verbena carnea
Rachis stipitate-glandular. Calyx and corolla tube pubescent, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Whorled Horsebalm,
Collinsonia verticillata
Thyrse narrow, rachis densely pilose with gland-tipped trichomes, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Swollen Bladderwort,
Utricularia inflata
Inflated stalk & rachis form a flotation device supporting flowering stalk, per Guide to the Wildflowers of SC, 1st ed. (Porcher & Rayner, 2001).
Virginia Plantain,
Plantago virginica
Upper part of the rachis hidden by flowers or fruit, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Chapman's Blazing-star,
Liatris chapmanii
Heads rigidly ascending, appressed to rachis, densely overlapping, per Weakley's Flora (2015).