Comarostaphylis discolor subsp. discolor

Comarostaphylis lucida Small, sp. nov
A shrub with glabrous twigs ; leaf-blades narrowly oblong or narrowly elliptic, or oblongspatulate, 3-7 cm. long, acute, glabrous, smooth and somewhat shining above, dull and scarcely paler beneath, prominently serrulate, short-petioled; panicles rather closely flowered, the rachis and pedicels minutely pubescent; calyx 3.5-4 mm. wide, the lobes deltoid to ovate-deltoid, acute or acuminate, ciliolate; corolla not seen; drupes spheroidal, 4-5 mm, in diameter.
Type coUected at Orizaba, Mexico, in 1855, F, Miiller {191) 1503. Distribution: Orizaba; Oaxaca.

Comarostaphylis arguta Zucc. Abh. Akad. Miinch. 2: 332. 1837
Arbutus discolor Hook. Ic. pi. 29. 1837.
Arctostaphylos arguta DC. Prodr. 7: 585. 1839.
Arctostaphylos discolor DC. Prodr. 7: 585. 1839.
Arctostaphylos nitida Benth. PI. Hartw. 66. 1840.
Arctostaphylos spinulosa Mart. & Gal. Bull. Acad. Brux. 9^: 537. 1842.
* Description adapted from the original. If the character given for the filaments, i. e. glabrous, is correct, this alone distinguishes it from all of our other species with entire leafblades. A shrub with glabrous twigs; leaf -blades narrowly oblong, elongate-elliptic, or oblonglanceolate, 6-15 cm. long, acute or shortacuminate, sharply dentate or dentate-serrate, glabrous, bright-green and often shining above, pale or glaucous beneath, short-petioled ; panicles rather closely flowered, the rachis and pedicels sparingly fine-pubescent or glabrous in age; calyx 6-7 mm. wide, the lobes ovate-lanceolate, acuminate, ciliolate; corolla 7-8 mm. long; stamens about 3 mm. long, the filaments glabrous; drupes 7-8.5 mm. in diameter.
Type locality: Plants raised from seeds collected in southern Mexico by Karwinski.
Distribution: Southern Mexico.

Comarostaphylis pyrifolia (Donn. Smith) Small, sp. nov
Arctostaphylos arguta pyrifolia Donn. Smith; Loesener, Bull. Herb. Boiss. II. 3: 219. 1903.
A shrub with glabrous twigs; leaf-blades oval, vaarjdng to ovate or obovate. 2.5-5 cm. long,
acute or rounded and abruptly pointed at the apex, doubly serrulate, glabrous above, sparingly
pubescent on the veins beneath, or ultimately glabrous, short-petioled; panicles loosely flowered,
the rachis and pedicels with scattered hairs or glabrous; calyx 4.5-5.5 mm. wide, the lobes
deltoid to ovatedeltoid, finely pubescent and ciliate, acute; corolla about 5 mm. long; stamens
2.5-3 mm. long, the filaments villous at the much dilated base; drupes not seen.
Type locality : Near Todos los Santos, Guatemala. Distribution: Guatemala.