Jepson Flora Project: Jepson Interchange    

 
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Jepson Interchange (more information)
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MYRTACEAE

MYRTLE FAMILY

Elizabeth McClintock

Tree, shrub, evergreen
Leaves simple, opposite or alternate, entire, often gland-dotted
Inflorescence: umbel, panicle of umbels, or flowers 1–3 in axils
Flower generally bisexual, radial; hypanthium cylindric, deltate, ± cup-shaped, or urn-shaped; sepals, petals generally 4–5, free or sometimes fused together to form a deciduous bud cap; stamens generally many, ± showy, borne near top of hypanthium, free or in 4–5 clusters; ovary generally inferior, chambers 1–many, style 1
Fruit: generally berry or capsule
Seeds generally many, small
Genera in family: ± 100 genera, 3000 species: tropical, subtropical, especially s hemisphere; economically important for timber (Eucalyptus ), spices (Syzygium aromaticum , cloves; Pimenta dioica , allspice), edible fruits (Psidium guajava , guava; Feijoa sellowiana , pineapple guava), many ornamental
Reference: [Wilson 1960 J Arnold Arbor 41:270–278]

LEPTOSPERMUM

Shrub, small tree
Stem erect to spreading, twisted; bark shed in long strips
Leaves alternate; veins 0–3
Inflorescence: flowers 1–3 in axils
Flower: hypanthium generally widely cup-shaped; sepals, petals 5, free; petals white, pink, or red; stamens many; ovary chambers generally 5–many, style = or < stamens
Fruit: capsule, woody, flat, opening at top
Seeds many, small
Species in genus: ± 70 species: especially Australia, few New Zealand, Malay Archipelago
Etymology: (Greek: slender seed)

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