Dalea carthagenensis |
Dalea lumholtzii |
|
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Cartagena prairie clover |
lumholtz's prairie clover |
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Stems | 1.5–5(–6) dm, glandular-verruculose. |
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Inflorescences | spikes, densely flowered, not obviously involucrate, 6–8.5 mm diam.; axis not visible, 0.4–1.4(–3) cm; bracts persistent, (1.5–)2–4 mm. |
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Peduncles | (1.5–)2.5–10 cm. |
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Stamens | 10, 5–7.7 mm, filaments distinct to 2.6–3.7 mm, anthers 0.6–0.7 mm. |
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Corollas | white, or epistemonous petals blue or bluish; not conventionally papilionaceous; banner plane, 3–5.2 mm, blade ovate-elliptic to suborbiculate, not peltate, 2–2.4 × 2–2.4 mm; epistemonous petals attached near middle of stamen tube, blades 2.3–4 × 1.1–1.3 mm. |
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Calyces | strongly asymmetric, deeply recessed opposite banner, 2.7–4(–4.3) mm, glabrate or pubescent distally; tube 2.1–2.8(–3) mm, with (0 or)3–6 minute glands between ribs, lobes subulate. |
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Legumes | 2.2–2.6 mm, puberulent distally, eglandular. |
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Seeds | 1.6–1.8 mm. |
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Perennial | herbs, erect, pilosulous to puberulent. |
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Principal | leaves (2–)2.5–5 cm; leaflets (9–)21–35, blades linear, linear-oblanceolate, or linear-elliptic, (1.5–)2–9(–10) mm. |
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Dalea carthagenensis |
Dalea lumholtzii |
|
Phenology | Flowering fall. | |
Habitat | Open rocky hillsides and canyons, open pine or oak woodlands. | |
Elevation | 1400–1900 m. (4600–6200 ft.) | |
Distribution |
Mexico; Central America; South America; Florida; West Indies
|
AZ; Mexico (Chihuahua, Sonora) |
Discussion | Varieties 9 (1 in the flora). R. C. Barneby (1977c) recognized nine varieties in Dalea carthagenensis, a complex and polymorphic species. The eight varieties found outside the flora area occur in Mexico, West Indies, Central America, and South America. The calyces of D. carthagenensis sometimes have slightly hooked lobes when mature, a feature used to distinguish D. scandens; the two species are allopatric. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Some herbarium labels comment on the lemon odor of Dalea lumholtzii. Although the epistemonous petals are generally blue or bluish, white-petaled plants are not uncommon in the flora area. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 11. | FNA vol. 11. |
Parent taxa | ||
Sibling taxa | ||
Subordinate taxa | ||
Synonyms | Psoralea carthagenensis | |
Name authority | (Jacquin) J. F. Macbride: Publ. Field Mus. Nat. Hist., Bot. Ser. 13(3): 375. (1943) — (as carthaginensis) | B. L. Robinson & Fernald: Proc. Amer. Acad. Arts 30: 115. (1894) |
Web links |