Vegetative key and description of tree species of Santa Rosa

Page 22

205.

Leaflet ends in a blunt drip tip with an indentation at the end, leaflets to 8 cm in length ..............................................................................…………………..Acosmium panamense Leaflet end indented without drip tip, leaflets 4-5 cm in length.............. Coursetia eliptica (See also Lonchocarpus phlebophyllus.)

206.

Leaves usually with 5 or more pairs of leaflets.............................…………..................207 Leaves usually with 4 or fewer pairs of leaflets..........................................…………....220

207.

Leaflet bases are notably asymmetrical.......................................................…………....208 Leaflet bases are not notably asymmetrical.................................................…………....214

208.

Leaflets not obviously pubescent to the touch...........................................…………......210 Leaflets obviously pubescent to the touch...................................…………..….…….....209

209.

Leaflets usually greater than 4 cm in length…………………………Trichilia americana Leaflets usually less than 4 cm in length…………………………Ateleia herbert-smithii

210.

Young stems are hairy/pubescent to touch…………......................................................211 Young stems are not hairy/pubescent to touch................................................................212

211.

Strongly asymmetical leaflets with no 'goldish flecks' underneath..Picramnia quaternaria Leaflets are not strongly asymmetical; 'goldish flecks' on leaf underside (best observed in the sun) ........................……..............................................………...Ateleia herbert-smithii

212.

Leaflet tip is usually rounded or with a dimple...............................................................213 Leaflet tip is always pointed.........................................................................Trichilia glabra

213.

Base of petiole is distinctly swollen; leaflets usually closely paired..........Dalbergia retusa Base of petiole not distinctly swollen; leaflets often not closely paired....Simaruba glauca

214.

No stipule-like projections along the leaf rachis.................................………….............215 Distinctive pairs of stipules-like projections along the rachis at the base of each pair of leaflets (lanceolate leaflets with wavy margins)........................……………Andira inermis

215.

Leaflets with a rounded tip........................................…………………..........................216 Leaflets with a pointed tip..............................................……………………..................219

216.

Leaflets bases have translucent point and lines when held under bright light ......................................……………………….............................Myrospermum frutescens Leaflets with no translucent points.....................……………..…...................................217

217.

Leaflets pubescent.................................................................…………………...............218 Leaflets glabrous................................................……………..................Simarouba glauca

22


Issuu converts static files into: digital portfolios, online yearbooks, online catalogs, digital photo albums and more. Sign up and create your flipbook.