‘Bulletin University of New Mexico—No. 49 
L. uRTIcIFoLIus, Benth. Leaves green both sides, 
mostly crenate and more or less cordate, sweet-aro- 
matic; calyx-teeth lanceolate, subulate-acuminate ; 
corolla light violet or purplish. Sandia Mts. July- 
August. 
CEDRONELLA, Moench. 
Sweet-scented perennials, with pale purplish flow- 
erse, rather obliquely, toothed, many-nerved calyx; 
slender 2-lipped corolla, upper lip flatish or concave, 
2-lobed, lower 3-cleft, spreading, middle lobe largest. 
c. paALLIpA, Lindl. Green and mostly glabrous; 
leaves broadly cordate-ovate or subcordate, mostly ob- 
tuse, crenate, slender-petioled; infloresence compact ; 
corolla dull rose color. 1-2 in. or more long, very 
little exserted from the small calyx. Bear Canon. 
August-September. 
10. BORAGINEAE. (Borage Family.) 
Chiefly rough-hardy herbs, flowers mostly imita- 
ting a one sided spike or raceme; 5-parted calyx; reg- 
ular 5-lobed corolla; 5 stamens inserted on its tube; a 
single style. 
Ovary undivided but 2-4 lobed (1) HELIOTROPIUM. 
Ovary deeply 4 parted style rising from he center. 
Nutlets armed on back with barbed Prickles. 
- - - - (2) ECHINOSPERMUM. 
Nutlets not armed, attached more or less laterally. 
Corolla white and small - (3) KRYNITZKIA. 
Corolla blue or purple, long, - (4) meRTENsIA. 
Nutlets not armed, attached by the base, flowers yel- 
low - LITHOSPERMUM. 
HELIOTROPIUM, Tourn. Helitrope. 
Ours herbs, with entire leaves, salverform or fun- 
nelform unappendaged corolla, short style with coni- 
eal or capitate stiguia. 
H. CONVOLVULACEUM, Gray. Morning Glory. 
Low, very rough-hairy, much branched; lanceolate, 
ovate or linear, short petioles leaves; flowers oppo- 
site the leaves, and terminal, corolla 1-2 in. broad, 
the hairy tube about twice as long as the linear sepals, 
white. Sandy fields near Isleta. A pretty sweet- 
scented plant. 
2. ECHINOSPERMUM, Lehm. sticxsrep. 
HEDGE HOG SEED. 
Rough-hairy and grayish herbs with small blue 
to whitish flowers in racemes or spikes, short salver- 
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