Comprehensive Description
provided by North American Flora
Leucaena trichandra (Zucc.) Urban, Symb. Ant. 2: 267. 1900
/Icociu /j-ic/iantica Zucc. Abhand. Acad. Wiss. Munch. 2: 349. 1842,
An unarmed tree or shrub, the twigs verruculose. Pinnae 3-9 pairs; petioles sparingly pubescent, tea ing a sessile gland just below the lowest pair of pinnae; leaflets 18-20 pairs, linear, ciliate, acutish, mucronulate, 4-6 mm. long; stipules lanceolate-subulate, 3-4 mm. long; peduncles 1-3, axillary, 5-8 mm. long; heads small, globose.
Type locality: Grown from Mexican seeds in the Munich Garden in 1835 ; origin not recorded. Distribution: Known only from the type specimen preserved in the Munich herbarium.
- bibliographic citation
- Nathaniel Lord Britton and Joseph Nelson Rose. 1928. (ROSALES); MIMOSACEAE. North American flora. vol 23(1). New York Botanical Garden, New York, NY
Comprehensive Description
provided by North American Flora
Leucaena revoluta Britton & Rose, sp. nov
Shrub, or small tree 3-4 m. high, the shoots, petiole, rachis and peduncle densely longpilose, the old branches glabrate, brownish. Leaves I dm. long or less; petiole bearing a large cupulate gland near the lower pair of pinnae and the rachis sometimes bearing one between the upper pair; pinnae 4-12 pairs; leaflets 15-25 pairs, linear, densely pubescent when young, in age glabrate on both sides, ciliate, 4-5 mm. long, acute, the midvein excentric, the margins revolute; peduncle 1 cm. long or less; heads about 7 mm. in diameter the flowers puberulent.
Mountain slopes near Fenix, Chiapas, 1925, Ptirpus 1015S.
- bibliographic citation
- Nathaniel Lord Britton and Joseph Nelson Rose. 1928. (ROSALES); MIMOSACEAE. North American flora. vol 23(1). New York Botanical Garden, New York, NY
Comprehensive Description
provided by North American Flora
Leucaena stenocarpa Urban, Symb. Ant. 2: 266. 1900
Twigs, foliage and peduncles densely pubescent. Stipules triangular-subulate, 2-2.5 mm. long; glands orbicular, cupulate, 1.5 mm. broad, borne between the lowest and the uppermost pair of pinnae; petioles 1-2 cm. long; pinnae 8-16 pairs, nearly sessile; leaflets 16-25 pairs, linear-oblong, acute, 2-3 mm. long, about 1 mm. wide, acute or acutish, densely pubescent on both sides, the midvein nearly central, the margins recurved; peduncles 0.5-1.5 cm. long; involucre short, appressed; bractlets puberulent; calyx 1.5 mm. long; petals 2.5 mm. long; stamens about 6 mm. long; legume linear, glabrous, reticulateveined, 5-9 cm. long, 10-12 mm. wide, nearly sessile, apiculate.
Type locality: Foot hills of Sierra San Felipe, Oaxaca. Distribution: Oaxaca.
- bibliographic citation
- Nathaniel Lord Britton and Joseph Nelson Rose. 1928. (ROSALES); MIMOSACEAE. North American flora. vol 23(1). New York Botanical Garden, New York, NY
Comprehensive Description
provided by North American Flora
Senegalia albanensis Britton & Rose, sp. nov
A shrub or tree, the twigs velvety-pubescent. Stipules minute, setaceous; petiole short, velvety, bearing a large gland at or below the lowermost pair of pinnae; rachis bearing a large cup-shaped gland between the uppermost pair of pinnae; pinnae 10-20 pairs; leaflets about 20 pairs, 2 mm. long, pubescent on both sides, pale beneath, the margin revolute; flowers capitate; ovary densely pubescent; legume 6-8 cm. long, 1 cm. broad, cuneate at base, usually obtuse and mucronate, glabrate in age, long-stipitate.
Alonte Alban, Oaxaca^ September 5, 1894, Clmrlcs L. Smith 320.
- bibliographic citation
- Nathaniel Lord Britton and Joseph Nelson Rose. 1928. (ROSALES); MIMOSACEAE. North American flora. vol 23(1). New York Botanical Garden, New York, NY
Comprehensive Description
provided by North American Flora
Leucaena standleyi Britton & Rose, sp. nov
Twigs slender, glabrous; leaves small, about 8-12 cm. long, the rachis and rachillae glabrous or sparingly short -pubescent. Glands orbicular, cupulate, borne at or below the lowest pair of pinnae and between the upper pair; petioles 1.5-2.5 cm. long; piimae 15-22 pairs, short-stalked; leaflets 20-30 pairs, linear, slightly curved, 3-4 mm. long, acute, pale beneath, glabrous or ciliolate, the midvein excentric; fruiting peduncles 1-1.5 cm. long; legume linear, glabrous, 6-8 cm. long, 1.2-1.5 cm. wide, its apex abruptly apiculate, its base short-cuneate, its stipe 6-9 mm. long.
Santa Ana, EI Salvador, January 28-30, 1922, Standley 20409.
- bibliographic citation
- Nathaniel Lord Britton and Joseph Nelson Rose. 1928. (ROSALES); MIMOSACEAE. North American flora. vol 23(1). New York Botanical Garden, New York, NY