20 BIXACEAE. [Xylosma. 
2. XYLOSMA, Forst. 
Flowers dioecious. Sepals 4—5, scale-like, distinct, or coherent at the 
base, imbricate. Petals none. Stamens indefinite, often surrounded by 
a gla ndular disk; anthers short, versatile. Vv upon an annular disk, 
ith 2—3 few-ovuled <suaietal is Styl tire or more or less 
divided, or the stigma subsessile, peltately lobed. B small, 2—8- 
seeded. Seeds oboyo th a rustaceous or coriaceous testa 
Cotyedons broad. — Trees, often with axillary thorns. Leaves dentate, 
or entire. Flowers in axillary fascicles or short racemes. — Myroxylon, 
Forst. 
A genus of about 27 species, with the general range of the Order. 
Leaves entire; stigmas sessile, generally 3 1. X. Hawaiiense. 
Leaves crenate or sinuate, pitted stigmas raised on astyle, generally 2 2. X. Hillebrandit. 
1. X. Hawaiiense, Seem. in Fil. Vit. p. — An unarmed tree, 
20—30 ft. high, with tp branches. Leaves datdicn. on petioles of 
1/2‘, ovate or rounded, 3—4’  2!/2—3‘, shortly acuminate, entire, thick 
coriaceous, prominently dito glabrous. Flowers small, greenish, 
about 8 in racemes of 4—6” in length, often several racemes from one 
gemma, the pedicels of about the same length, bracteolate below the 
middle. Male fl. Sepals 4, connected at the base, ovate, obtuse, 1a", 
amen r3 ti on a raised torus and surrounded by & 
caiccun ands) na pes 3 pals 5, quineuncial. Ovary sur- 
rounded by a crenulate disk and some rudimentary stamens. Stigma 
sessile, oh 3-(4-lobed, the lobes reflexed. Placentas 3(—4), with 
3 pendulous anatropous ovules to each. Berry dry, 4—6” long, ovoid. 
Seeds 2'/2’. Embryo straight in copious albumen, but shorter, the radicle 
in close ee to the micropyle and shorter than the broad foliaceous 
led: 
Oahu! eat in forests up to 2000 ft. above 7 sea. Pte S name: «Maua». — The 
fruit of the Kauai specimens has a 2- lobed stigma; Seemann found it 4-lobed in those 
collected by Barclay on Oahu. — The species saickiaialias eonreae closely to X. orbiculatum, 
Forst., which is gant in the Marques as, Tonga and Viti Islds., the latter differing only 
in the clustered or corymbose inflorescence and the less deeply divided calyx. 
2. X. Hillebrandii, Wawra, in Flora, 1873, p. 171. — A smaller tree. 
Leaves on petioles of '/2',, ovate-oblong, 2'/2—4’  1!/2—3’, somewhat 
obtuse, or acute, contracted at the base or rounded, repandly crenate, even 
sinuate, the teeth tipped with a callous gland, membranous or chartaceous, 
distinctly pitted, glabrous and shining. Racemes puberulous, 6—9” long, 
with 10—12 flowers on pedicels of 1—3”, which are bracteolate above 
Sepals 4, occasionally 5. Stigma 2-lobed, on a short style. Placentas 
