Rhinotropis lindheimeri var. lindheimeri |
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Stems | usually pubescent, rarely glabrous, hairs strictly or irregularly spreading, rarely ± crisped, sparse to dense, mostly 0.3–0.5 mm. |
Leaf | blades elliptic, ovate, or obovate proximally, becoming narrowly so to nearly lanceolate distally, mostly 7–20(–27) × 3–10(–18) mm, venation usually prominently and firmly reticulate, occasionally obscure, surfaces with pubescence similar to stems, or hairs slightly longer. |
Keel | sacs glabrous or with scattered, spreading hairs proximally, hairs not incurved in distal 1/2. |
2n | = 18. |
Rhinotropis lindheimeri var. lindheimeri |
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Phenology | Flowering spring–fall (year-round). |
Habitat | Limestone or caliche, sandstone, shale, infrequently on gypsum, granite, or igneous substrates on ridge tops, slopes, roadcuts, canyons in juniper-oak woodlands, grassland, thorn scrub, desert scrub, canyon brush. |
Elevation | 90–1600 m. (300–5200 ft.) |
Distribution |
TX; Mexico (Chihuahua, Coahuila, Durango, Nuevo León, Tamaulipas) |
Discussion | Variety lindheimeri occurs in central, southern, and southwestern Texas in over 25 counties. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 10. |
Parent taxa | |
Sibling taxa | |
Name authority | unknown |
Web links |