Plant Database

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Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf Arrangement: Alternate
Fruit Type: Legume
Leaf: "Leaf-spurs up to 2 mm long; stipules linear-caudate, yellowish with red or livid tips, becoming stiff and dry; leaves petioled, (1) 1.5-3.5 cm long, all pinnately 3-foliolate, the rachis 0.5-3 mm long, the leaflets rhombic-ovate to elliptic-oblanceolate, obtuse or subacute, flat, 5-18 mm long, the terminal one longest." (bibref: 1812).
Flower: "Spikes terminal, sessile, nestling among the leaves, plumply ovoid, ovoid-oblong, or subglobose, very densely many-flowered, without petals 1.5-2 cm diam, the axis 0.7-3 (3.5) cm long; bracts deciduous only with the ripe pod and calyx, dimorphic, the lowest broadly obovate, short-acununate, flat, thinly herbaceous becoming papery, 6-9 mm long, 3.5-5 mm wide, the interfloral ones nearly as long but much narrower, elliptic-acuminate, more or less folded, membranous at base, all pilose dorsally, glandless or charged with a few small immersed glands; calyx l.5-5.l mm long, densely pilose with stiffly ascending, finally spreading spiral hairs up to about 2 mm long, the tube 2.5-2.9 mm long, shallowly recessed behind banner, the ribs green, slender, the membranous flat intervals charged with 1 row of 2-3 small transparent glands, the triangular-aristate teeth 4.9-6.2 mm long, red-tipped, plumose; petals clear yellow fading reddish-brown, sometimes pinkish when dried, glandless, the epistemonous ones perched above middle of androecium; banner 7-8.2 mm long, the slender claw 5-5.8 mm, the reniform emarginate or obtuse blade 1.8-2.4 mm long, 1.9-2.8 mm wide; wings 2.8-3.2 mm long, the claw 0.5-0.6 mm, the obliquely ovate blade 2.4-2.7 mm long, 1.2-1.4 mm wide; keel 4.5-5 mm long, the claws 1.2-1.6 mm, the oblong or ovate-oblong blades 3.2-4 mm long, 1.6-2 mm wide; androecium 10-merous, 10-11 mm long, the longer filaments free for 1.2 -1.6 mm, the greenish-blue or pinkish anthers 0.5-0.6 mm long." (bibref: 1812).
Fruit: "Pod membranous in lower half, firmer distally, the prow formed by a glabrescent keel lying between two crests of antrorsely ascending bristly hairs; about 2.5 mm long." (bibref: 1812).

Bloom Information

Bloom Color: Red , Pink , Yellow , Brown
Bloom Time: Jun , Jul , Aug , Sep , Oct , Nov
Bloom Notes: "Petals clear yellow fading reddish-brown, sometimes pinkish when dried." (bibref: 1812).

Distribution

USA: TX
Native Distribution: "Local and occurring as widely scattered individuals, but inconspicuous and probably much overlooked, radiating from Coahuila into northern San Luis Potosi (municipio Charcas), northern Zacatecas (municipio Sombrerete), northeastern Durango (municipio Villa Hidalgo), south-central and east-central Chihuahua (municipios Hidalgo del Parral, Allende, and Manuel Benavides), and Trans-Pecos Texas (Pecos, Brewster, and Terrell counties), and eastward out onto the first piedmont of Sierra Madre Oriental in northeastern Nuevo Leon (municipios Cerralvo and Doctor González), there descending (on limestone) to ± 250 m." (bibref: 1812).
Native Habitat: "Open stony hills and gullied knolls, in caliche desert, open pinyon-forest, and grama grassland, mostly between 900 and 2430 m (3000-8100 ft),." (bibref: 1812).

Bibliography

Bibref 1812 - Daleae imagines : an illustrated revision of Errazurizia Philippi, Psorothamnus Rydberg, Marina Leibmann, and Dalea Lucanus emend. Barneby, including all species of Leguminosae tribe Amorpheae Borissova ever referred to Dalea (1977) Barneby, Rupert C.

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Additional resources

USDA: Find Dalea laniceps in USDA Plants
FNA: Find Dalea laniceps in the Flora of North America (if available)
Google: Search Google for Dalea laniceps