Plant Database

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Plant Characteristics

Duration: Annual , Perennial
Habit: Herb
Leaf Arrangement: Alternate
Fruit Type: Legume
Size Notes: "Stems 0.5-3.5 (5) dm long." (bibref: 1812).
Leaf: "leaf-spurs (0.5) 1-3 mm long; stipules subulate (1) 1.5-3 mm long; leaflets 4-7 pairs, 3-9 (10) mm long, the margins strongly undulate-crenate;." (bibref: 1812).
Flower: "Racemes at full anthesis and afterward (12) 13-16 (17) mm diameter, the axis becoming 1.5-7.5 cm long; bracts 4.5-7 mm long, 1.1-1.6 mm wide; glands on pedicels 0.6-1 mm long, blackishorange or black; calyx (5.8) 6.1-8.2 mm long, barbate with spiral hairs up to 1.5-2.2 mm long, the tube (2.5) 2.7-3.3 mm long, the intervals charged with one row of (3) 4-7 small orange glands, the teeth (3.1) 3.4-5.2 mm long; petals as in D. mollis except for the entire and glandless wing-tip; banner 2.8-3.7 mm long, the claw 1.3-2.1 mm, the blade (1.6) 1.8-2.2 mm long, (1.4) 1.7-2.2 mm wide; wings 2.4-3.1 mm long, the claw 0.6-1 mm, the oblong-ovate blade 1.8-2.2 mm long, 1.1-1.3 mm wide; keel 3.5-4 mm long, the claw 1-1.4 mm, the blades 2.6-2.9 mm long, 1.5-1.8 mm wide; androecium 4.3-5 mm, the anthers 0.4-0.5 mm long;." (bibref: 1812).

Bloom Information

Bloom Color: White , Red , Purple
Bloom Time: Jan , Feb , Mar , Apr , May
Bloom Notes: "Petals whitish, but the keel-tip and sometimes the blade of the banner tinged with lilac or dull crimson." (bibref: 1812).

Distribution

USA: AZ , CA , NV
Native Distribution: "locally plentiful in years of good rainfall, southcentral and eastern Mohave Desert, California, to Death Valley, the southern angle of Nevada, southward interruptedly through the Colorado Desert and the lower Colorado and Gila valleys in western Arizona into the northeast corner of Baja California." (bibref: 1812).
Native Habitat: "Desert flats, washes, and outwash fans, sometimes on desert mosaic, mostly 0-750 (840) m (0-2800 ft), in southern Nevada up to 1170 m (3900 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 mollissima in USDA Plants
FNA: Find Dalea mollissima in the Flora of North America (if available)
Google: Search Google for Dalea mollissima