Clusia major, the autograph tree, copey, balsam apple, pitch-apple, and Scotch attorney, is a tropical and sub-tropical plant species in the genus Clusia.
Clusia major is a tree found in the Caribbean, including the Bahamas, Hispaniola (such as in Los Haitises National Park), Cuba, Puerto Rico, and Florida.
It is a hemiepiphyte, that is, it grows as an epiphyte on rocks or other trees at the start of its life and resembles a strangling fig (Ficus). Just as a strangling fig it overgrows and strangles its host tree with its many aerial roots.
The flowers are white. The upper leaf tissue registers 'writing' giving it the common name autograph tree. The tree produces a fleshy, light green but poisonous fruit; once the fruit has split, the seeds are favored by birds and other wildlife.
This plant is cultivated as an ornamental plant, for its flowers, foliage, and fruit. It is planted in gardens as a fruiting and ornamental tree in sub-tropical climates, and used as a houseplant in many climates.
Wednesday, April 19, 2017
Tuesday, April 18, 2017
Clerodendrum infortunatum
Clerodendrum infortunatum, the hill glory bower, is a perennial shrub belonging to the family Lamiaceae, also sometimes classified under Verbenaceae. It is the type species among ~400 species of Clerodendrum. It is one of the most well-known natural health remedies in traditional practices and siddha medicine.
The species is native to tropical regions of Asia including Bangladesh, India, Myanmar, Pakistan, Thailand, Malaysia, the Andaman Islands, and Sri Lanka.
Clerodendrum infortunatum is a flowering shrub or small tree, and is so named because of its rather ugly leaf. The stem is eresct, 0.5–4 m high, with no branches and produce circular leaves with 6 inch diameter. Leaves are simple, opposite; both surfaces sparsely villous-pubescent, elliptic, broadly elliptic, ovate or elongate ovate, 3.5–20 cm wide, 6–25 cm long, dentate, inflorescence in terminal, peduncled, few-flowered cyme; flowers white with purplish pink or dull-purple throat, pubescent.
Fruit berry, globose, turned bluish-black or black when ripe, enclosed in the red accrescent fruiting-calyx. The stem is hollow and the leaves are 6-8 inch (15–20 cm) long, borne in whorls of four on very short petioles. The inflorescence is huge, consisting of many tubular snow white flowers in a terminal cluster up to 2 ft (0.6 m) long. The tubes of the flowers are about 4 inch (10 cm) long and droop downward, and the expanded corollas are about 2 inch (5 cm) across. The fruits are attractive dark metallic blue drupes, about a half inch in diameter. Fruit usually with 4 dry nutlets and the seeds may be with or without endosperm. It flowers from April to August.
The species is native to tropical regions of Asia including Bangladesh, India, Myanmar, Pakistan, Thailand, Malaysia, the Andaman Islands, and Sri Lanka.
Clerodendrum infortunatum is a flowering shrub or small tree, and is so named because of its rather ugly leaf. The stem is eresct, 0.5–4 m high, with no branches and produce circular leaves with 6 inch diameter. Leaves are simple, opposite; both surfaces sparsely villous-pubescent, elliptic, broadly elliptic, ovate or elongate ovate, 3.5–20 cm wide, 6–25 cm long, dentate, inflorescence in terminal, peduncled, few-flowered cyme; flowers white with purplish pink or dull-purple throat, pubescent.
Fruit berry, globose, turned bluish-black or black when ripe, enclosed in the red accrescent fruiting-calyx. The stem is hollow and the leaves are 6-8 inch (15–20 cm) long, borne in whorls of four on very short petioles. The inflorescence is huge, consisting of many tubular snow white flowers in a terminal cluster up to 2 ft (0.6 m) long. The tubes of the flowers are about 4 inch (10 cm) long and droop downward, and the expanded corollas are about 2 inch (5 cm) across. The fruits are attractive dark metallic blue drupes, about a half inch in diameter. Fruit usually with 4 dry nutlets and the seeds may be with or without endosperm. It flowers from April to August.
Tuesday, April 4, 2017
Mollugo verticillata
Mollugo verticillata (green carpetweed) is a rapidly spreading annual plant from tropical America. In eastern North America, it is a common weed growing in disturbed areas. It forms a prostrate circular mat that can quickly climb over nearby plants and obstacles.
The species has been reported from every state in the United States except Alaska, Hawaii, and Utah, as well as from British Columbia, Manitoba. Ontario, Quebec, New Brunswick and Nova Scotia. Although considered an invasive weed, M. verticillata is also known to be edible. Archaeological evidence has shown that M. verticillata has been in North America around 3000 years. Sometimes also referred to as "Indian chickweed", and in China is referred to as zhong leng su mi cao.
Carpetweed has narrow, whorled leaves, 3-8 at each node. At maturity the plant may lose its characteristic basal rosette formation. Leaves are approximately 1–3 cm in length and possess an obovate shape. Leaf apex may vary from rounded to acute. The plant will grow and sprawl across the soil due to its habit of prostrate growth and form mats. The flowers are usually in clusters of 2-5, blooming from July through September. Flowers are white or greenish white with tiny 5–15 mm stalks. Flowers quickly turn into fruit that is egg shaped and 1.5–4 mm in length. The dehiscent capsule opens at maturity. The seeds are 0.5 mm long and are red to rusty brown in coloration.
Advances in molecular genetic sequencing has improved understandings of the taxonomic relationship in the family Molluginaceae which had previously not been as inclusive.
Genera from Molluginaceae had previously been placed under Aizoaceae, Nyctaginaceae, and Phytolaccaceae before recent studies. The genus Mollugo L. is currently compromised of about 35 species of annual herbs. Several sub taxa species of M. verticillata have been reported due to its varying morphological nature however they are not thoroughly documented. Mollugo verticillata has many accepted synonyms including: Mollugo dichotoma, Mollugo diffusa, Mollugo costata, Pharnaceum arenarium, and Pharnaceum verticellatum to name a few. It is also referred to as alfombra in spanish, and mollugine in french. Other closely related sister taxa include Mollugo floriana, Mollugo flavescens, Mollugo snodgrassii, Mollugo crockeri, and Mollugo enneandra.
The species has been reported from every state in the United States except Alaska, Hawaii, and Utah, as well as from British Columbia, Manitoba. Ontario, Quebec, New Brunswick and Nova Scotia. Although considered an invasive weed, M. verticillata is also known to be edible. Archaeological evidence has shown that M. verticillata has been in North America around 3000 years. Sometimes also referred to as "Indian chickweed", and in China is referred to as zhong leng su mi cao.
Carpetweed has narrow, whorled leaves, 3-8 at each node. At maturity the plant may lose its characteristic basal rosette formation. Leaves are approximately 1–3 cm in length and possess an obovate shape. Leaf apex may vary from rounded to acute. The plant will grow and sprawl across the soil due to its habit of prostrate growth and form mats. The flowers are usually in clusters of 2-5, blooming from July through September. Flowers are white or greenish white with tiny 5–15 mm stalks. Flowers quickly turn into fruit that is egg shaped and 1.5–4 mm in length. The dehiscent capsule opens at maturity. The seeds are 0.5 mm long and are red to rusty brown in coloration.
Advances in molecular genetic sequencing has improved understandings of the taxonomic relationship in the family Molluginaceae which had previously not been as inclusive.
Genera from Molluginaceae had previously been placed under Aizoaceae, Nyctaginaceae, and Phytolaccaceae before recent studies. The genus Mollugo L. is currently compromised of about 35 species of annual herbs. Several sub taxa species of M. verticillata have been reported due to its varying morphological nature however they are not thoroughly documented. Mollugo verticillata has many accepted synonyms including: Mollugo dichotoma, Mollugo diffusa, Mollugo costata, Pharnaceum arenarium, and Pharnaceum verticellatum to name a few. It is also referred to as alfombra in spanish, and mollugine in french. Other closely related sister taxa include Mollugo floriana, Mollugo flavescens, Mollugo snodgrassii, Mollugo crockeri, and Mollugo enneandra.
Monday, April 3, 2017
Poa annua
Poa annua, or annual meadow grass (known in America more commonly as annual bluegrass or simply poa), is a widespread low-growing turfgrass in temperate climates. Though P. annua is commonly considered a solely annual plant due to its name, perennial bio-types do exist. 'Poa' is Greek for fodder. It is one of the sweetest grasses for green fodder, but less useful than hay. This grass may have originated as a hybrid between Poa supina and Poa infirma.
It has a slightly creeping, fibrous, rootstock. The stem grows from 15–25 cm high. It is slightly flattened, due to being folded rather than rolled.
The panicle is open and triangular shaped, 5 to 7.5 cm long. The spikelets are stalked, awnless, 1 to 2 cm long when flowering, and loosely arranged on delicate paired or spreading branches. Sometimes they are tinged purple.
The vivid green leaves are short and blunt at the tips, shaped like the prow of a small canoe. They are soft and drooping. Long sheaths clasp the stem. The leaves are smooth above and below, with finely serrated edges. Occasionally the leaves are serrated transversely.
The ligule is pointed and silvery. Compared this to Common Meadowgrass Poa pratensis, which has a squared ligule, and Poa trivialis, which has a pointed, but less silvery ligule.
The leaves are smooth above and below, with finely serrated edges. Occasionally the leaves are serrated transversely.
It is in flower all year around except for severe winters. The seeds ripen and are deposited 8 months of the year. The plant grows rapidly from seed, flowering within 6 weeks, seeding and then dying.
It has a slightly creeping, fibrous, rootstock. The stem grows from 15–25 cm high. It is slightly flattened, due to being folded rather than rolled.
The panicle is open and triangular shaped, 5 to 7.5 cm long. The spikelets are stalked, awnless, 1 to 2 cm long when flowering, and loosely arranged on delicate paired or spreading branches. Sometimes they are tinged purple.
The vivid green leaves are short and blunt at the tips, shaped like the prow of a small canoe. They are soft and drooping. Long sheaths clasp the stem. The leaves are smooth above and below, with finely serrated edges. Occasionally the leaves are serrated transversely.
The ligule is pointed and silvery. Compared this to Common Meadowgrass Poa pratensis, which has a squared ligule, and Poa trivialis, which has a pointed, but less silvery ligule.
The leaves are smooth above and below, with finely serrated edges. Occasionally the leaves are serrated transversely.
It is in flower all year around except for severe winters. The seeds ripen and are deposited 8 months of the year. The plant grows rapidly from seed, flowering within 6 weeks, seeding and then dying.
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