Plant Database

From the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb , Subshrub
Leaf Arrangement: Alternate
Fruit Type: Legume
Size Notes: "2-10 dm tall." (bibref: 1812).
Leaf: "Stipular spurs 0.5-1.4 mm long; stipules narrowly subulate, rigid or even subspinulose in age, 0.5-2 mm long; intrapetlolular glands obsolete; post-petiolular glands minute, impressed; leaves 1.5-8 m long, shortly but distinctly petioled, with narrowly margined, sparsely punctate rachis and few to many pairs (3-33, according to variety) of leaflets 1-15 mm long, variable in shape." (bibref: 1812).
Flower: "Peduncles 1-6 cm long; spikes narrowly ovoid becoming or from the first cylindroid, relatively loose, including bracts but without petals 8-12 mm diam, the villosulous axis becoming (1) 1.5-14 cm long; bracts persistent, subdimorphic, the lowest broadest, mostly ovate, the rest more narrowly ovate- to lance- or elliptic-acuminate, 2.5-5.5 mm long, always densely ciliolate and glabrous within, variably pubescent dorsally but in the distal half glandular, commonly fuscous or livid, sometimes green; calyx (3.5) 4.3-6.1 (6.5) mm long, densely silky-pilose externally, the tube 1.7-2.5 (2.7) mm long, its orifice subsymmetrical, the ribs prominent but slender, orange-brown, the membranous intervals charged with one row of 3-6 (7) small, honey-colored glands, the triangular-acuminate or shortly aristate, entire teeth commonly 2.4-4 (in D. p. var. oxyphyllidia only 1.4-2) mm long, plumose; petals most commonly bicolored with white to ochroleucous (but rubescent) sometimes lilac-tipped banner and epistemonous ones pink-purple or vivid magenta, the latter sometimes pale or white, these perched almost at or up to 1.2 mm below separation of the filaments; banner 3-5.1 mm long, the claw 1.7-3.4 mm, the deltate-cordate or rhombic-flabellate blade 1.2-2 mm long, 1.2-2.4 mm wdde; wing and keelpetals similar but the inner pair sometimes a trifle shorter, wider, and more oblique, (1.8) 2-3.1 mm long, the claws 0.1-0.5 mm, the oblanceolate-obovate blades cuneate at base, 1.7-2.6 mm long, 0.8-1.5 mm wide; androecium 10-merous, 5.5-7 mm long, the filaments free for 2.2-3.2 mm, the connective gland-tipped, the yellow anthers 0.5-0.6 mm long;." (bibref: 1812).
Fruit: "Pod as in D. grayi (triangular-semiobovate in profile, the style-base terminal, the prow prominent, somewhat thickened, the valves hyaline at base, thinly papery, villosulous and finely gland-sprinkled distally), 2.5-3 mm long; seed (little known) 1.7-2.2 mm long." (bibref: 1812).

Bloom Information

Bloom Color: White , Red , Yellow , Purple , Violet
Bloom Time: Feb , Mar , Apr , May , Aug , Sep , Oct , Nov
Bloom Notes: "Petals most commonly bicolored with white to ochroleucous (but rubescent) sometimes lilac-tipped banner and epistemonous ones pink-purple or vivid magenta, the latter sometimes pale or white." (bibref: 1812).

Distribution

USA: AZ
Native Distribution: "Almost entirely within the Arizona Upland (Shreve & Wiggins, 1964), in south-central Arizona (Rincon-Santa Catalina, Tucson, Santa Rita, Baboquivari, Chiricahua, and Mule mountains in Pima, Cochise, and doubtless Santa Cruz counties) southward in Sonora to the upper valley of Rio Sonora (municipios Santa Ana Baviacora, and Ures)." (bibref: 1812).
Native Habitat: "Rocky hillsides and boulder-strewn washes in the foothills around the northeastern margins of the Sonoran Desert, in cactus-thornscrub, ± 800-1000 m (2700-3330 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.

Search More Titles in Bibliography

Additional resources

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